Flights from Colombo to London Heathrow

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 Shop Baggage Price
Colombo
London Heathrow
Outbound
30/09/25
1 Stopover (BOM)
AI0275, AI0129
22h 45min
Return
-
Air India
£237
Colombo
London Heathrow
Outbound
19/02/26
1 Stopover (DEL)
AI0282, AI2017
16h 30min
Return
22/02/26
1 Stopover (BOM)
AI0128, AI6224
28h 45min
Air India
£525
Best option
Colombo
London Heathrow
Outbound
19/02/26
1 Stopover (DEL)
AI0282, AI2017
16h 30min
Return
22/02/26
1 Stopover (BOM)
AI0128, AI0276
20h 30min
Air India
£550
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
19/02/26
1 Stopover (DEL)
AI0282, AI2017
16h 30min
Return
22/02/26
1 Stopover (BOM)
AI0130, AI6224
21h 15min
Air India
£576
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 ?
£623
Colombo
London Heathrow
Outbound
19/02/26
1 Stopover (DXB)
EK0651, EK0029
33h 25min
Return
22/02/26
1 Stopover (DXB)
EK0006, EK0654
12h 25min
Emirates Airline
£703
Colombo
London Heathrow
Outbound
08/12/25
1 Stopover (AUH)
EY0391, EY0061
19h 35min
Return
24/12/25
2 Stopovers (IST, DOH)
TK1988, QR0246, QR0660
21h 40min
Etihad Airways
£735
Colombo
London Heathrow
Outbound
08/12/25
1 Stopover (AUH)
EY0395, EY0063
13h 35min
Return
24/12/25
1 Stopover (AUH)
EY0066, EY0390
14h 25min
Etihad Airways
£746
Colombo
London Heathrow
Outbound
19/02/26
1 Stopover (KWI)
KU0362, KU0101
33h 55min
Return
22/02/26
1 Stopover (KWI)
KU0104, KU0361
16h 05min
Kuwait Airways
£770
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Colombo to London Heathrow

Favourite airline: China Eastern
Flight tickets on the route Colombo – London Heathrow are most frequently booked with China Eastern.
China Eastern
30 %
Air India
26 %
Vistara
17 %
Favourite connection: via Shanghai Pudong
Stopover flights on this route are especially popular via Shanghai Pudong, making up 58 % of bookings.
Route
bookings
1 stopover Shanghai Pudong
26h 40min, from 695 £
58 %
2 stopovers Mumbai (Bombay) Zurich (Zürich)-Kloten
28h 50min, from 872 £
33 %
1 stopover Mumbai (Bombay)
32h 30min, from 749 £
8 %

Important flight information

Flight information: Colombo - London Heathrow

Cheapest outbound flight from 237,00 £
Outbound and return from 524,60 £
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
Popular destinations for onward travel