Cheap flights from Barcelona to London

One-way fares from €15 · BCN → LON · prices found by travellers in the last 48 hours

Compare all dates London → Barcelona
Cheapest fare
€15

easyJet · Mon, 7 Dec

Cheapest month
December

from €15

Direct flights
Yes

Ryanair, easyJet, Wizz Air UK + 1 more

Flight time
2h 20m

1,140 km

Get a price alert

We'll email you when Barcelona → London drops to your price. It's free, and you can stop any time.

Today's cheapest fare is €15. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Barcelona to London

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 €17
  2. December 2026 Cheapest €15
  3. January 2027 €19
  4. February 2027 €28
  5. March 2027 €27
  6. April 2027 €34
  7. July 2027 €26
  8. August 2027 €70
  9. September 2027 €49
  10. October 2027 €22

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

easyJet
Depart10:25 Mon, 7 DecBCN → LTN 2h 30m · Direct
€15one way, per person
View deal
easyJet
Depart20:55 Tue, 8 DecBCN → LTN 2h 25m · Direct
€16one way, per person
View deal
Ryanair
Depart07:30 Mon, 14 DecBCN → STN 2h 25m · Direct
€16one way, per person
View deal
easyJet
Depart21:00 Thu, 24 DecBCN → SEN 2h 20m · Direct
€16one way, per person
View deal
easyJet
Depart20:55 Tue, 1 DecBCN → LTN 2h 25m · Direct
€17one way, per person
View deal
easyJet
Depart10:35 Tue, 15 DecBCN → LTN 2h 30m · Direct
€17one way, per person
View deal
easyJet
Depart20:55 Wed, 2 DecBCN → LTN 2h 30m · Direct
€19one way, per person
View deal
easyJet
Depart21:00 Sun, 6 DecBCN → SEN 2h 20m · Direct
€19one way, per person
View deal
See every date in December 2026 →

Plan the rest of your trip to London

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in LondonCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in LondonTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in LondonPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in LondonCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for United KingdomMobile data from the moment you land, by Airalo Get eSIM →

About flights from Barcelona to London

Barcelona (BCN) and London (LON) are about 1,140 km apart. Direct flights take around 2h 20m, and recent direct fares were with Ryanair, easyJet, Wizz Air UK and Vueling. Over the next few months, one-way fares start from €15, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Barcelona to London?

The cheapest one-way fare we've seen recently is €15 with easyJet, departing Monday, 7 December 2026. Over the coming months, the lowest fare in each month ranges from €15 to €70.

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

December 2026 currently has the lowest fares, from €15 one way.

Are there direct flights from Barcelona to London?

Yes. Recent direct fares were with Ryanair, easyJet, Wizz Air UK and Vueling.

How long is the flight from Barcelona to London?

A direct flight takes about 2h 20m. Barcelona and London are around 1,140 km apart.

Which airlines fly from Barcelona to London?

Recent fares on this route were with Ryanair, easyJet, Wizz Air UK and Vueling.

More cheap flights from Barcelona

Compare flights to London from other cities →