Our cheapest offers for flights from Barcelona to London

Here you can compare cheap flights from Barcelona (BCN) to London (LON) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Barcelona London	Outbound 31/01/26 direct FR9045 02h 30min	Return 03/02/26 direct FR9014 02h 30min	Ryanair		£40
Barcelona London Please note: transfer for connecting flight	Outbound 31/01/26 1 Stopover (PMI) VY3900, FR0026 14h 15min	Return 03/02/26 1 Stopover (AGP) FR8162, VY2110 20h 55min	Vueling Airlines, Ryanair		£69
Barcelona London	Outbound 24/03/26 direct IB5178 02h 20min	Return 26/03/26 direct IB5655 02h 05min	Iberia		£127
Barcelona London	Outbound 31/01/26 direct FR9045 02h 30min	Return 03/02/26 direct FR9014 02h 30min	Ryanair		£45
Barcelona London	Outbound 27/01/26 direct U28064 02h 25min	Return 06/02/26 direct U28057 02h 05min	easyJet		£52
Barcelona London	Outbound 27/01/26 direct U28064 02h 25min	Return 06/02/26 direct U28057 02h 05min	easyJet		£54
Barcelona London	Outbound 27/01/26 direct U28064 02h 25min	Return 06/02/26 direct U28057 02h 05min	easyJet		£55
Barcelona London	Outbound 31/01/26 direct VY7824 02h 20min	Return 03/02/26 direct U28065 02h 05min	Vueling Airlines		£56
Barcelona London	Outbound 27/01/26 direct FR8217 02h 30min	Return 06/02/26 direct FR9044 02h 30min	Ryanair		£56
Barcelona London	Outbound 31/01/26 direct FR9045 02h 30min	Return 03/02/26 direct FR9014 02h 30min	Ryanair	?	£57

Tips and tricks to help you find cheap flights from Barcelona to London

Important flight information

Flight information: Barcelona - London

Outbound and return from	£39.97
Flight duration	min. 02:15 / max. 02:30
Return flight duration	min. 02:00/ max. 02:15
Distance	1149 km
Flights per week	211
Departure airport	Airport Barcelona El Prat (BCN)
Departure country	Flights from Spain
Arrival airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Destination country	Flights to United Kingdom

Alternative routes to United Kingdom

Flight Barcelona - London Gatwick from £52
Flight Barcelona - London Heathrow from £74
Flight Barcelona - London Stansted from £40

Popular destinations for onward travel

Flight destinations with a similar price

Flight Barcelona - London Stansted from £40
Flight Barcelona - Alicante from £20
Flight Barcelona - Gran Canaria Las Palmas from £19