Flights from Lisbon to London

The cheapest round-trip from Lisbon to London is about 121 EUR, usually in August 2026; April 2027 is priciest, so booking the low month saves around 125 EUR (~51%). Typical fare ~213 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-13.

Cheap flights from Lisbon (LIS) to London (LHR/LGW/STN/LTN/LCY). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.

Fare insights: Lisbon to London

Cheapest round-trip seen: 121 EUR, usually around August 2026. Typical fare ~213 EUR. Across the year prices range roughly 121–246 EUR — about 51% cheaper in the low season than the peak (April 2027). Carriers on this route include British Airways, Tap Air Portugal, Vueling, Brussels Airlines.

Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.

Cheapest fare by month: Lisbon to London

The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. August 2026 is cheapest; April 2027 is priciest.

Jun 2026178 EUR
Jul 2026134 EUR
Aug 2026121 EUR
Sep 2026215 EUR
Oct 2026215 EUR
Nov 2026211 EUR
Dec 2026226 EUR
Jan 2027200 EUR
Feb 2027213 EUR
Mar 2027213 EUR
Apr 2027246 EUR
May 2027246 EUR

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Frequently asked questions

What is the cheapest month to fly from Lisbon to London?
The cheapest round-trip fares from Lisbon to London start around 121 EUR and are typically lowest in August 2026; April 2027 is the most expensive. Fares swing about 51% across the year. (Flightmussy live data, updated 2026-06-13.)
How much does a flight from Lisbon to London typically cost?
Typical round-trip is ~213 EUR; across the year fares run 121–246 EUR, cheapest 121 EUR in August 2026. Based on 330 priced fares, updated 2026-06-13.
How much can I save flying Lisbon to London in the cheapest month?
Booking the August 2026 low instead of the April 2027 peak saves about 125 EUR (~51%) per round-trip. Updated 2026-06-13.
Which airlines fly from Lisbon to London?
Carriers seen on Lisbon → London in recent searches: British Airways, Tap Air Portugal, Vueling, Brussels Airlines. Flightmussy compares every carrier serving Lisbon → London, including budget airlines like Ryanair, easyJet, Wizz Air and AirAsia that Google Flights often deprioritises.
Do I need to sign up to search flights from Lisbon to London?
No. Flightmussy is free and requires no account, no email, and no credit card. Search, compare, and click through to book directly with the airline or booking partner.

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About Flightmussy

Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.

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