AirHint found the following cheapest return flights from Colombo (CMB) to London (LHR) in November 2025 (see full year).

Return flights

12 Nov - 19 Nov	IndiGo
16 Nov - 21 Nov	IndiGo
14 Nov - 21 Nov	IndiGo
11 Nov - 18 Nov	SriLankan Airlines
25 Nov - 03 Dec	Air India
19 Nov - 26 Nov	IndiGo
17 Nov - 02 Dec	Air India
17 Nov - 24 Nov	Air India
10 Nov - 29 Nov	IndiGo
26 Nov - 03 Dec	Air India
25 Nov - 02 Dec	Air India
18 Nov - 25 Nov	Air India
20 Nov - 24 Nov	Air India
29 Nov - 03 Dec	Air India
22 Nov - 03 Dec	Air India
09 Nov - 16 Nov	IndiGo
19 Nov - 04 Dec	IndiGo
24 Nov - 01 Dec	IndiGo
27 Nov - 04 Dec	Etihad Airways
20 Nov - 04 Dec	Etihad Airways

Also check the deals for one-way flights from Colombo to London in November.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Colombo to London in November from 486€

Return flights