AirHint found the following cheapest return flights from Colombo (CMB) to London (LHR) in January 2026 (see full year).

Return flights

29 Jan - 12 Feb	IndiGo
06 Jan - 13 Jan	FitsAir
27 Jan - 03 Feb	Air India
28 Jan - 04 Feb	Air India
27 Jan - 04 Feb	Air India
20 Jan - 17 Feb	Air India
19 Jan - 26 Jan	Air India
21 Jan - 28 Jan	Air India
26 Jan - 02 Feb	Air India
19 Jan - 01 Feb	Air India
23 Jan - 30 Jan	Etihad Airways
25 Jan - 01 Feb	Air India
29 Jan - 07 Feb	IndiGo
14 Jan - 21 Jan	Etihad Airways
21 Jan - 28 Feb	Air India
15 Jan - 22 Jan	Etihad Airways
13 Jan - 20 Jan	Etihad Airways
18 Jan - 28 Jan	Qatar Airways
23 Jan - 31 Jan	Air India
12 Jan - 19 Jan	Etihad Airways

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

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 January from 511€

Return flights