Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Aer Lingus

The cheapest airline(s) flying from Cardiff to London is Aer Lingus.

  • Aer Lingus Aer Lingus
  • British Airways British Airways
Cheapest Month December

Travel Period: December 2024 - November 2025

The cheapest month(s) to fly from Cardiff to London is December.

  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
Cheapest Day of the Week Tuesday

The cheapest day(s) of the week to fly from Cardiff to London is Tuesday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
What’s the most popular airline flying from Cardiff to London?

The most popular airline flying from Cardiff to London is Aer Lingus. Find the latest flight deals on Wego.

How far is London from Cardiff?

The flight distance between Cardiff and London is 211km. Check all available flights on Wego.