Cheap flights

Cheap flights from Portugal to London

Track the cheapest Portugal–London fares — currently from €14.

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Fares shown in EUR, observed from live searches.

Here's everything you need to book a cheap flight from Portugal to London: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.

Portugal to London flight prices by month

The cheapest month to fly Portugal to London is Jul 2026, with fares from €14. Use the table below to find the cheapest time to travel.

MonthCheapest fare
Jun 2026€48
Jul 2026Cheapest€14
Aug 2026€48
Sep 2026€46

Popular destinations from Portugal

SpainParisNew YorkDubaiBangkokSingaporeMadridAthensIstanbulPragueViennaDublinMunichZürichUnited KingdomFranceUnited StatesUnited Arab EmiratesThailandGreeceTürkiyeCzechiaAustria

Frequently asked questions

How much is a flight from Portugal to London?

The cheapest Portugal–London fare we've tracked recently is €14 one-way. The lowest prices usually appear in Jul 2026.

What is the cheapest month to fly from Portugal to London?

Jul 2026 is currently the cheapest month to fly from Portugal to London, with fares from €14. See the month-by-month table above for the full year.

How far in advance should I book Portugal to London?

For Portugal–London, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.

Can I set a price alert for Portugal to London?

Yes — Flyozo watches the Portugal–London route for free and emails you the moment the fare drops.

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Prices on this page are observed from live flight searches (47,761 recent fares), not estimates. Last updated Jun 12, 2026. Actual prices change constantly — always confirm on the booking site.