Fare Guide
Estimated lowest fares found within 7 days
The cheapest airline(s) flying from Saint Louis to Phoenix is Frontier Airlines.
Travel Period: December 2024 - November 2025
The cheapest month(s) to fly from Saint Louis to Phoenix is May.
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Dec 2024
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Jan 2025
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Feb 2025
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Mar 2025
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Apr 2025
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May 2025
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Jun 2025
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Jul 2025
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Aug 2025
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Sep 2025
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Oct 2025
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Nov 2025
The cheapest day(s) of the week to fly from Saint Louis to Phoenix is Tuesday.
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Sun Sunday
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Mon Monday
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Tue Tuesday
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Wed Wednesday
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Thu Thursday
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Fri Friday
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Sat Saturday
Flight Schedules
Last Updated: Sat, 2 Nov, 2024
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Time
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Availability
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18:10 STL20:35 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 18:10 - PHX 20:35 3h 25m Direct
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STLSt Louis Lambert Intl Airport 18:10
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PHXPhoenix Sky Harbor Intl Airport 20:35
- 3h 25m
- Direct
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Southwest Airlines (WN 5122)Boeing 737 700 -
Southwest Airlines (WN 5122) -
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- Boeing 737 700
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20:05 STL21:25 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 20:05 - PHX 21:25 3h 20m Direct
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STLSt Louis Lambert Intl Airport 20:05
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PHXPhoenix Sky Harbor Intl Airport 21:25
- 3h 20m
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Southwest Airlines (WN 585)Boeing 737 700 -
Southwest Airlines (WN 585) -
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20:15 STL21:35 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 20:15 - PHX 21:35 3h 20m Direct
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STLSt Louis Lambert Intl Airport 20:15
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PHXPhoenix Sky Harbor Intl Airport 21:35
- 3h 20m
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Southwest Airlines (WN 3821)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 3821) -
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- Boeing 737 Max 8 Passenger
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21:55 STL00:20 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 21:55 - PHX 00:20 3h 25m Direct
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STLSt Louis Lambert Intl Airport 21:55
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PHXPhoenix Sky Harbor Intl Airport 00:20
- 3h 25m
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Southwest Airlines (WN 1717)Boeing 737 800 -
Southwest Airlines (WN 1717) -
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- Boeing 737 800
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05:10 STL06:35 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 05:10 - PHX 06:35 3h 25m Direct
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STLSt Louis Lambert Intl Airport 05:10
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PHXPhoenix Sky Harbor Intl Airport 06:35
- 3h 25m
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Southwest Airlines (WN 887)Boeing 737 700 -
Southwest Airlines (WN 887) -
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- Boeing 737 700
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06:15 STL07:40 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 06:15 - PHX 07:40 3h 25m Direct
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STLSt Louis Lambert Intl Airport 06:15
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PHXPhoenix Sky Harbor Intl Airport 07:40
- 3h 25m
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Southwest Airlines (WN 887)Boeing 737 700 -
Southwest Airlines (WN 887) -
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06:35 STL08:00 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 06:35 - PHX 08:00 3h 25m Direct
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STLSt Louis Lambert Intl Airport 06:35
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PHXPhoenix Sky Harbor Intl Airport 08:00
- 3h 25m
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Southwest Airlines (WN 887)Boeing 737 800 -
Southwest Airlines (WN 887) -
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- Boeing 737 800
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06:00 STL08:30 PHX3Hrs, 30m Direct
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STLSt Louis Lambert Intl Airport 06:00 - PHX 08:30 3h 30m Direct
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STLSt Louis Lambert Intl Airport 06:00
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PHXPhoenix Sky Harbor Intl Airport 08:30
- 3h 30m
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Southwest Airlines (WN 2991)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 2991) -
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- Boeing 737 Max 8 Passenger
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07:00 STL13:06 PHX8Hrs, 06m Direct
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STLSt Louis Lambert Intl Airport 07:00 - PHX 13:06 8h 06m Direct
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STLSt Louis Lambert Intl Airport 07:00
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PHXPhoenix Sky Harbor Intl Airport 13:06
- 8h 06m
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United Airlines (UA 246)Boeing 737 Max 8 Passenger -
United Airlines (UA 246) -
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07:09 STL13:06 PHX7Hrs, 57m Direct
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STLSt Louis Lambert Intl Airport 07:09 - PHX 13:06 7h 57m Direct
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STLSt Louis Lambert Intl Airport 07:09
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PHXPhoenix Sky Harbor Intl Airport 13:06
- 7h 57m
- Direct
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United Airlines (UA 246)Airbus -
United Airlines (UA 246) -
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07:09 STL13:06 PHX7Hrs, 57m Direct
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STLSt Louis Lambert Intl Airport 07:09 - PHX 13:06 7h 57m Direct
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STLSt Louis Lambert Intl Airport 07:09
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PHXPhoenix Sky Harbor Intl Airport 13:06
- 7h 57m
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United Airlines (UA 246)Airbus -
United Airlines (UA 246) -
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07:14 STL08:46 PHX3Hrs, 32m Direct
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STLSt Louis Lambert Intl Airport 07:14 - PHX 08:46 3h 32m Direct
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STLSt Louis Lambert Intl Airport 07:14
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PHXPhoenix Sky Harbor Intl Airport 08:46
- 3h 32m
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American Airlines (AA 2574)Boeing 737 800 -
American Airlines (AA 2574) -
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- Boeing 737 800
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07:15 STL08:40 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 07:15 - PHX 08:40 3h 25m Direct
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STLSt Louis Lambert Intl Airport 07:15
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PHXPhoenix Sky Harbor Intl Airport 08:40
- 3h 25m
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Southwest Airlines (WN 1100)Boeing 737 800 -
Southwest Airlines (WN 1100) -
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07:09 STL14:06 PHX7Hrs, 57m Direct
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STLSt Louis Lambert Intl Airport 07:09 - PHX 14:06 7h 57m Direct
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STLSt Louis Lambert Intl Airport 07:09
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PHXPhoenix Sky Harbor Intl Airport 14:06
- 7h 57m
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United Airlines (UA 246)Boeing 737 Max 9 Passenger -
United Airlines (UA 246) -
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- Boeing 737 Max 9 Passenger
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07:14 STL09:46 PHX3Hrs, 32m Direct
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STLSt Louis Lambert Intl Airport 07:14 - PHX 09:46 3h 32m Direct
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STLSt Louis Lambert Intl Airport 07:14
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PHXPhoenix Sky Harbor Intl Airport 09:46
- 3h 32m
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American Airlines (AA 2574)Boeing 737 800 -
American Airlines (AA 2574) -
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09:10 STL10:30 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 09:10 - PHX 10:30 3h 20m Direct
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STLSt Louis Lambert Intl Airport 09:10
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PHXPhoenix Sky Harbor Intl Airport 10:30
- 3h 20m
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Southwest Airlines (WN 1059)Boeing 737 700 -
Southwest Airlines (WN 1059) -
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09:40 STL13:50 PHX6Hrs, 10m Direct
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STLSt Louis Lambert Intl Airport 09:40 - PHX 13:50 6h 10m Direct
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STLSt Louis Lambert Intl Airport 09:40
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PHXPhoenix Sky Harbor Intl Airport 13:50
- 6h 10m
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Southwest Airlines (WN 1743)Boeing 737 700 -
Southwest Airlines (WN 1743) -
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09:10 STL11:40 PHX3Hrs, 30m Direct
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STLSt Louis Lambert Intl Airport 09:10 - PHX 11:40 3h 30m Direct
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STLSt Louis Lambert Intl Airport 09:10
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PHXPhoenix Sky Harbor Intl Airport 11:40
- 3h 30m
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Southwest Airlines (WN 1646)Boeing 737 700 -
Southwest Airlines (WN 1646) -
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- Boeing 737 700
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10:35 STL17:00 PHX8Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 10:35 - PHX 17:00 8h 25m Direct
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STLSt Louis Lambert Intl Airport 10:35
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PHXPhoenix Sky Harbor Intl Airport 17:00
- 8h 25m
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Southwest Airlines (WN 3567)Boeing 737 700 -
Southwest Airlines (WN 3567) -
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10:50 STL13:25 PHX4Hrs, 35m Direct
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STLSt Louis Lambert Intl Airport 10:50 - PHX 13:25 4h 35m Direct
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STLSt Louis Lambert Intl Airport 10:50
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PHXPhoenix Sky Harbor Intl Airport 13:25
- 4h 35m
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Southwest Airlines (WN 3644)Boeing 737 700 -
Southwest Airlines (WN 3644) -
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10:55 STL13:30 PHX4Hrs, 35m Direct
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STLSt Louis Lambert Intl Airport 10:55 - PHX 13:30 4h 35m Direct
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STLSt Louis Lambert Intl Airport 10:55
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PHXPhoenix Sky Harbor Intl Airport 13:30
- 4h 35m
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Southwest Airlines (WN 3469)Boeing 737 700 -
Southwest Airlines (WN 3469) -
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09:55 STL14:00 PHX5Hrs, 05m Direct
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STLSt Louis Lambert Intl Airport 09:55 - PHX 14:00 5h 05m Direct
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STLSt Louis Lambert Intl Airport 09:55
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PHXPhoenix Sky Harbor Intl Airport 14:00
- 5h 05m
- Direct
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Southwest Airlines (WN 2269)Boeing 737 800 -
Southwest Airlines (WN 2269) -
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- Boeing 737 800
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09:55 STL13:30 PHX4Hrs, 35m Direct
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STLSt Louis Lambert Intl Airport 09:55 - PHX 13:30 4h 35m Direct
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STLSt Louis Lambert Intl Airport 09:55
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PHXPhoenix Sky Harbor Intl Airport 13:30
- 4h 35m
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Southwest Airlines (WN 2586)Boeing 737 700 -
Southwest Airlines (WN 2586) -
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- Boeing 737 700
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11:00 STL12:20 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 11:00 - PHX 12:20 3h 20m Direct
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STLSt Louis Lambert Intl Airport 11:00
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PHXPhoenix Sky Harbor Intl Airport 12:20
- 3h 20m
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Southwest Airlines (WN 1964)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 1964) -
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11:10 STL12:30 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 11:10 - PHX 12:30 3h 20m Direct
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STLSt Louis Lambert Intl Airport 11:10
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PHXPhoenix Sky Harbor Intl Airport 12:30
- 3h 20m
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Southwest Airlines (WN 1964)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 1964) -
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- Boeing 737 Max 8 Passenger
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12:20 STL13:40 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 12:20 - PHX 13:40 3h 20m Direct
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STLSt Louis Lambert Intl Airport 12:20
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PHXPhoenix Sky Harbor Intl Airport 13:40
- 3h 20m
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Southwest Airlines (WN 2791)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 2791) -
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- Boeing 737 Max 8 Passenger
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14:05 STL15:25 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 14:05 - PHX 15:25 3h 20m Direct
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STLSt Louis Lambert Intl Airport 14:05
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PHXPhoenix Sky Harbor Intl Airport 15:25
- 3h 20m
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Southwest Airlines (WN 1081)Boeing 737 700 -
Southwest Airlines (WN 1081) -
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- Boeing 737 700
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14:10 STL15:30 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 14:10 - PHX 15:30 3h 20m Direct
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STLSt Louis Lambert Intl Airport 14:10
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PHXPhoenix Sky Harbor Intl Airport 15:30
- 3h 20m
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Southwest Airlines (WN 1964)Boeing 737 700 -
Southwest Airlines (WN 1964) -
- M
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- Boeing 737 700
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13:15 STL15:40 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 13:15 - PHX 15:40 3h 25m Direct
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STLSt Louis Lambert Intl Airport 13:15
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PHXPhoenix Sky Harbor Intl Airport 15:40
- 3h 25m
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Southwest Airlines (WN 2598)Boeing 737 800 -
Southwest Airlines (WN 2598) -
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- Boeing 737 800
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14:20 STL15:40 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 14:20 - PHX 15:40 3h 20m Direct
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STLSt Louis Lambert Intl Airport 14:20
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PHXPhoenix Sky Harbor Intl Airport 15:40
- 3h 20m
- Direct
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Southwest Airlines (WN 4383)Boeing 737 700 -
Southwest Airlines (WN 4383) -
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- Boeing 737 700
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14:25 STL15:45 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 14:25 - PHX 15:45 3h 20m Direct
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STLSt Louis Lambert Intl Airport 14:25
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PHXPhoenix Sky Harbor Intl Airport 15:45
- 3h 20m
- Direct
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Southwest Airlines (WN 4383)Boeing 737 700 -
Southwest Airlines (WN 4383) -
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- Boeing 737 700
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14:42 STL16:05 PHX3Hrs, 23m Direct
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STLSt Louis Lambert Intl Airport 14:42 - PHX 16:05 3h 23m Direct
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STLSt Louis Lambert Intl Airport 14:42
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PHXPhoenix Sky Harbor Intl Airport 16:05
- 3h 23m
- Direct
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American Airlines (AA 2303)Airbus -
American Airlines (AA 2303) -
- M
- T
- W
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- Airbus
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14:42 STL17:05 PHX3Hrs, 23m Direct
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STLSt Louis Lambert Intl Airport 14:42 - PHX 17:05 3h 23m Direct
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STLSt Louis Lambert Intl Airport 14:42
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PHXPhoenix Sky Harbor Intl Airport 17:05
- 3h 23m
- Direct
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American Airlines (AA 2303)Airbus -
American Airlines (AA 2303) -
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- Airbus
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16:20 STL20:25 PHX6Hrs, 05m Direct
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STLSt Louis Lambert Intl Airport 16:20 - PHX 20:25 6h 05m Direct
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STLSt Louis Lambert Intl Airport 16:20
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PHXPhoenix Sky Harbor Intl Airport 20:25
- 6h 05m
- Direct
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Southwest Airlines (WN 1680)Boeing 737 800 -
Southwest Airlines (WN 1680) -
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- Boeing 737 800
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16:40 STL18:00 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 16:40 - PHX 18:00 3h 20m Direct
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STLSt Louis Lambert Intl Airport 16:40
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PHXPhoenix Sky Harbor Intl Airport 18:00
- 3h 20m
- Direct
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Southwest Airlines (WN 4547)Boeing 737 700 -
Southwest Airlines (WN 4547) -
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- T
- W
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- Boeing 737 700
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17:10 STL18:30 PHX3Hrs, 20m Direct
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STLSt Louis Lambert Intl Airport 17:10 - PHX 18:30 3h 20m Direct
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STLSt Louis Lambert Intl Airport 17:10
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PHXPhoenix Sky Harbor Intl Airport 18:30
- 3h 20m
- Direct
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Southwest Airlines (WN 2469)Boeing 737 700 -
Southwest Airlines (WN 2469) -
- M
- -
- -
- -
- F
- -
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- Boeing 737 700
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17:40 STL21:47 PHX6Hrs, 07m Direct
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STLSt Louis Lambert Intl Airport 17:40 - PHX 21:47 6h 07m Direct
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STLSt Louis Lambert Intl Airport 17:40
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PHXPhoenix Sky Harbor Intl Airport 21:47
- 6h 07m
- Direct
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United Airlines (UA 602)Boeing 737 800 -
United Airlines (UA 602) -
- M
- T
- W
- T
- F
- -
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- Boeing 737 800
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17:40 STL21:47 PHX6Hrs, 07m Direct
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STLSt Louis Lambert Intl Airport 17:40 - PHX 21:47 6h 07m Direct
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STLSt Louis Lambert Intl Airport 17:40
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PHXPhoenix Sky Harbor Intl Airport 21:47
- 6h 07m
- Direct
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United Airlines (UA 602)Airbus -
United Airlines (UA 602) -
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- -
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- S
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- Airbus
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17:40 STL19:05 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 17:40 - PHX 19:05 3h 25m Direct
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STLSt Louis Lambert Intl Airport 17:40
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PHXPhoenix Sky Harbor Intl Airport 19:05
- 3h 25m
- Direct
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Southwest Airlines (WN 3821)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 3821) -
- -
- -
- -
- T
- -
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- Boeing 737 Max 8 Passenger
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17:50 STL19:15 PHX3Hrs, 25m Direct
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STLSt Louis Lambert Intl Airport 17:50 - PHX 19:15 3h 25m Direct
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STLSt Louis Lambert Intl Airport 17:50
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PHXPhoenix Sky Harbor Intl Airport 19:15
- 3h 25m
- Direct
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Southwest Airlines (WN 1794)Boeing 737 800 -
Southwest Airlines (WN 1794) -
- -
- -
- -
- -
- -
- S
- -
- Boeing 737 800
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17:40 STL22:47 PHX6Hrs, 07m Direct
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STLSt Louis Lambert Intl Airport 17:40 - PHX 22:47 6h 07m Direct
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STLSt Louis Lambert Intl Airport 17:40
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PHXPhoenix Sky Harbor Intl Airport 22:47
- 6h 07m
- Direct
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United Airlines (UA 602)Boeing 737 800 -
United Airlines (UA 602) -
- -
- -
- -
- -
- -
- -
- S
- Boeing 737 800
The fastest flight time for direct flights from Saint Louis to Phoenix is 3 hours 20 minutes. Check latest flight schedules & prices on Wego.
The most popular airline flying from Saint Louis to Phoenix is Frontier Airlines. Find the latest flight deals on Wego.
The flight distance between Saint Louis and Phoenix is 2044km. Check all available flights on Wego.
The earliest flight of the day departs at 05:10. The last flight of the day departs at 18:10. See the full list of flight times on Wego.
There are 3 airlines that offer direct flights from Saint Louis to Phoenix. Find out the list of airlines on Wego.
All Airports in Saint Louis
Popular Airlines flying from Saint Louis to Phoenix
Popular Destinations from Phoenix
Popular Destinations from Saint Louis
Popular Hotels in Phoenix
- Found:RE Hotel Phoenix
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- Courtyard Phoenix West/Avondale
- La Quinta Inn & Suites by Wyndham Phoenix Chandler
- Hyatt Regency Phoenix