Our cheapest offers for flights from Belfast to London

Here you can compare cheap flights from Belfast (BFS) 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 Belfast London	Outbound 05/12/25 direct U20636 01h 10min	Return 11/12/25 direct U20629 01h 20min	easyJet		£35
Belfast London Pay attention to transfer at connecting flight	Outbound 20/09/25 1 Stopover (EDI) U20330, RK1274 06h 05min	Return 22/09/25 1 Stopover (EDI) RK1273, U20329 09h 35min	easyJet, Ryanair UK		£135
Belfast London	Outbound 05/12/25 direct U20045 01h 15min	Return 11/12/25 direct U20044 01h 20min	easyJet		£37
Belfast London	Outbound 08/12/25 direct U20037 01h 20min	Return 24/12/25 direct RK0129 01h 20min	easyJet		£50
Belfast London	Outbound 05/12/25 direct U20636 01h 10min	Return 11/12/25 direct U20629 01h 20min	easyJet		£52
Belfast London	Outbound 05/12/25 direct U20636 01h 10min	Return 11/12/25 direct U20633 01h 15min	easyJet		£54
Belfast London	Outbound 12/12/25 direct U20636 01h 10min	Return 14/12/25 direct U20631 01h 15min	easyJet		£56
Belfast London	Outbound 05/12/25 direct U20636 01h 10min	Return 11/12/25 direct U20633 01h 15min	easyJet	?	£62
Belfast London	Outbound 08/12/25 direct U20039 01h 20min	Return 24/12/25 direct RK0129 01h 20min	easyJet		£66
Belfast London	Outbound 05/12/25 direct U20045 01h 15min	Return 11/12/25 direct RK0131 01h 20min	easyJet		£67

Important flight information

Flight information: Belfast - London

Outbound and return from	£34.40
Flight duration	min. 01:10 / max. 01:25
Return flight duration	min. 01:15/ max. 01:35
Distance	536 km
Flights per week	111
Departure airport	Airport Belfast International (BFS)
Arrival airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Destination country	Flights to United Kingdom

Alternative routes to United Kingdom

Flight Belfast - Birmingham from £60
Flight Belfast - Edinburgh from £36
Flight Belfast - Bristol from £61
Flight Belfast - Glasgow from £54
Flight Belfast - Inverness from £147
Flight Belfast - Liverpool from £69
Flight Belfast - Newcastle from £64
Flight Belfast - Manchester from £51
Flight Belfast - Southampton from £206
Flight Belfast - London Gatwick from £59

Alternative flights to London

Popular destinations for onward travel

Flight London - Berlin from £72
Flight London - Barcelona from £19
Flight London - Cairo from £102
Flight London - Majorca from £25
Flight London - New York from £213
Flight London - Gran Canaria Las Palmas from £102
Flight London - Malaga from £25
Flight London - Singapore from £414
Flight London - Accra from £408
Flight London - Bangkok from £301

Flight destinations with a similar price

Flight Belfast - Alicante from £49
Flight Belfast - Edinburgh from £36
Flight Belfast - London Stansted from £37
Flight Belfast - London Luton from £35