The cheapest one-way ticket from Barcelona to London found recently is 15€, on 6 Dec (December 2026, direct). The most expensive month is April 2027, from 34€. Round trips start at 40€, in December 2026. There are direct flights, the shortest taking 2h 20m. Airlines on this route: easyJet, Ryanair, Wizz Air UK, Vueling.
Lowest fare by month
| Month | One way | Round trip |
|---|---|---|
| November 2026 | 19€30 Nov · direct | 44€28 Nov–29 Nov · direct |
| December 2026 | 15€6 Dec · direct | 40€8 Dec–12 Dec · direct |
| January 2027 | 17€12 Jan · direct | 44€13 Jan–17 Jan · direct |
| February 2027 | 19€1 Feb · direct | 64€28 Feb–13 Mar · direct |
| March 2027 | 19€2 Mar · direct | 63€13 Mar–23 Mar · direct |
| April 2027 | 34€30 Apr · direct | — |
| June 2027 | — | 120€21 Jun–27 Jun · direct |
| July 2027 | 26€19 Jul · direct | — |
| September 2027 | — | 110€13 Sept–17 Sept · direct |
| October 2027 | 23€14 Oct · direct | — |
Cheapest days in December 2026
One way, per adult. Blank days: nobody searched them lately.
At a glance
- Airports
- BCN → STN · LGW · SEN · LTN · LCY · LHR
- Airlines
- easyJet, Ryanair, Wizz Air UK, Vueling
- Direct flights
- Yes, direct fares were seen
The rest of the trip to London
- Internet when you land ↗An eSIM for the country, set up before you fly. Handy outside the EU, or when roaming costs extra.
- A ride from the airport ↗A driver waiting at arrivals, at a fixed price.
- Things to do in London ↗Tickets for museums, tours and sights.
Flight delayed by three hours or more, or cancelled? Under EU rules you may be owed up to €600. Check your claim.
Frequently asked questions
How much is a flight from Barcelona to London?
The cheapest one-way ticket found recently is 15€, in December 2026. A round trip starts at 40€. Fares are per adult and change often.
What is the cheapest month to fly from Barcelona to London?
December 2026, from 15€ one way. The most expensive is April 2027, from 34€.
Are there direct flights from Barcelona to London?
Yes, direct fares were found on this route in recent days.
How long is the flight from Barcelona to London?
The shortest flight found takes 2h 20m.
Which airlines fly from Barcelona to London?
easyJet, Ryanair, Wizz Air UK, Vueling.
Which airports do flights from Barcelona to London use?
They leave from BCN and land at STN, LGW, SEN, LTN, LCY, LHR.
Want to know when it gets cheaper?
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Watch this routeFares are the lowest travellers found in recent days' searches, per adult. They change: check the price before you book. Booking links go to our travel partner and are affiliate links: if you book through them we earn a small commission, at no cost to you.