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 Please note: transfer for connecting flight	Outbound 10/04/26 4 Stopovers (MAA, COK, MLE, DXB) 6E1180, 6E0156, 6E1133, EK2231, EK0007 47h 05min	Return -	IndiGo Airlines, Emirates Airline		£205
Colombo London Heathrow	Outbound 31/01/26 1 Stopover (AUH) EY0393, EY0061 26h 20min	Return 03/02/26 1 Stopover (AUH) EY0062, EY0396 30h 00min	Etihad Airways		£515
Best option Colombo London Heathrow	Outbound 31/01/26 1 Stopover (AUH) EY0393, EY0061 26h 20min	Return 03/02/26 1 Stopover (AUH) EY0066, EY0396 19h 30min	Etihad Airways	?	£560
Colombo London Heathrow	Outbound 31/01/26 1 Stopover (DEL) AI0278, AI2015 32h 55min	Return 03/02/26 1 Stopover (DEL) AI0162, AI0277 17h 05min	Air India		£598
Colombo London Heathrow	Outbound 31/01/26 1 Stopover (AUH) EY0393, EY0061 26h 20min	Return 03/02/26 1 Stopover (AUH) EY0066, EY0396 19h 30min	Etihad Airways	?	£565
Colombo London Heathrow	Outbound 31/01/26 1 Stopover (AUH) EY0393, EY0061 26h 20min	Return 03/02/26 1 Stopover (AUH) EY0066, EY0396 19h 30min	Etihad Airways	?	£638
Colombo London Heathrow	Outbound 03/03/26 1 Stopover (BOM) 6E1186, 6E0001 26h 35min	Return 26/03/26 3 Stopovers (BCN, MXP, DEL) VY6651, VY6334, AI0138, AI0277 39h 55min	IndiGo Airlines	?	£679
Colombo London Heathrow	Outbound 03/03/26 1 Stopover (DOH) QR0665, QR0005 17h 10min	Return 26/03/26 2 Stopovers (AMS, BOM) KL1000, KL0877, UL0142 17h 35min	Qatar Airways		£680
Colombo London Heathrow	Outbound 03/03/26 1 Stopover (ZRH) LX8065, LX0340 15h 25min	Return 23/03/26 1 Stopover (ZRH) LX0333, LX8064 15h 00min	Swiss International Air Lines	?	£695
Colombo London Heathrow	Outbound 31/01/26 1 Stopover (DXB) EK0653, EK0005 29h 15min	Return 03/02/26 1 Stopover (DXB) EK0006, EK0648 18h 25min	Emirates Airline		£712

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

Important flight information

Flight information: Colombo - London Heathrow

Cheapest outbound flight from	204,99 £
Outbound and return from	514,70 £
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 318 £

Popular destinations for onward travel

Flight London Heathrow - Amsterdam from 120 £
Flight London Heathrow - Athens from 69 £
Flight London Heathrow - Bangkok from 319 £
Flight London Heathrow - Mumbai from 246 £
Flight London Heathrow - Cairo from 177 £
Flight London Heathrow - Kolkata from 423 £
Flight London Heathrow - Dhaka from 532 £
Flight London Heathrow - Delhi from 228 £
Flight London Heathrow - Dublin from 76 £
Flight London Heathrow - Dubai from 215 £