Our cheapest offers for flights from Colombo to London Heathrow

Here you can compare cheap flights from Colombo (CMB) to London Heathrow (LHR) 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 Heathrow. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Colombo London Heathrow	Outbound 22/12/25 1 Stopover (BOM) AI6223, AI0129 23h 30min	Return 10/01/26 1 Stopover (BOM) AI0128, AI6222 34h 35min	Air India		£522
Best option Colombo London Heathrow	Outbound 04/11/25 1 Stopover (ZRH) LX8065, LX0340 15h 25min	Return 01/12/25 1 Stopover (ZRH) LX0333, LX8064 15h 00min	Swiss International Air Lines	?	£578
Colombo London Heathrow	Outbound 22/12/25 1 Stopover (BOM) AI6223, AI0131 31h 20min	Return 10/01/26 1 Stopover (BOM) AI0128, AI6224 28h 15min	Air India		£547
Colombo London Heathrow	Outbound 19/02/26 1 Stopover (DEL) AI0282, AI2017 16h 30min	Return 22/02/26 1 Stopover (BOM) AI0130, AI6224 21h 15min	Air India		£561
Colombo London Heathrow	Outbound 22/12/25 1 Stopover (BOM) AI6223, AI0129 23h 30min	Return 10/01/26 1 Stopover (BOM) AI0128, AI2276 20h 00min	Air India		£563
Colombo London Heathrow	Outbound 04/11/25 2 Stopovers (ZRH, MUC) LH4537, LH5751, LH2486 16h 40min	Return 01/12/25 2 Stopovers (MUC, ZRH) LH2473, LH2370, LH4536 17h 35min	Lufthansa	?	£601
Colombo London Heathrow	Outbound 22/12/25 1 Stopover (BOM) AI6223, AI0129 23h 30min	Return 10/01/26 1 Stopover (BOM) AI0128, AI6224 28h 15min	Air India	?	£614
Colombo London Heathrow	Outbound 20/03/26 1 Stopover (BOM) AI6221, AI0131 24h 45min	Return 17/04/26 1 Stopover (BOM) AI0130, AI6224 21h 35min	Air India	?	£619
Colombo London Heathrow	Outbound 23/12/25 1 Stopover (ZRH) LX8065, LX0340 15h 25min	Return 12/01/26 1 Stopover (ZRH) LX0333, LX8064 15h 00min	Swiss International Air Lines	?	£623
Colombo London Heathrow	Outbound 20/03/26 1 Stopover (KWI) KU0364, KU0101 16h 30min	Return 17/04/26 1 Stopover (KWI) KU0104, KU6001 13h 55min	Kuwait Airways		£666

Tips and tricks to help you find cheap flights from Colombo to London Heathrow

Important flight information

Flight information: Colombo - London Heathrow

Outbound and return from	521,80 £
Flight duration	min. 11:50
Return flight duration	min. 10:30
Distance	8725 km
Flights per week	10
Departure airport	Airport Colombo (CMB)
Departure country	Flights from Sri Lanka
Arrival airport	Airport London Heathrow (LHR)
Destination country	Flights to United Kingdom

Alternative routes to United Kingdom

Flight Colombo - London Gatwick from 432 £

Popular destinations for onward travel

Flight London Heathrow - Dubai from 281 £
Flight London Heathrow - Vienna from 118 £
Flight London Heathrow - Dhaka from 477 £
Flight London Heathrow - Toronto from 329 £
Flight London Heathrow - Geneva from 95 £
Flight London Heathrow - Zurich from 76 £
Flight London Heathrow - Edinburgh from 55 £
Flight London Heathrow - Manchester from 41 £
Flight London Heathrow - Newcastle from 69 £
Flight London Heathrow - Glasgow from 88 £