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

Return flights

28 Jan - 04 Feb	SWISS
21 Jan - 05 Feb	SWISS
28 Jan - 25 Feb	SWISS
28 Jan - 03 Feb	KLM
06 Jan - 03 Feb	KLM
15 Jan - 29 Jan	SWISS
26 Jan - 05 Feb	SWISS
26 Jan - 03 Feb	KLM
04 Jan - 03 Feb	KLM
26 Jan - 01 Feb	SWISS
22 Jan - 05 Feb	SWISS
20 Jan - 27 Jan	SWISS
21 Jan - 26 Jan	SWISS
09 Jan - 16 Jan	SWISS
20 Jan - 28 Jan	SWISS
15 Jan - 24 Jan	SWISS
06 Jan - 27 Jan	KLM
12 Jan - 28 Jan	SWISS
06 Jan - 28 Jan	KLM
08 Jan - 15 Jan	SWISS

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

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from London to Colombo in January from $886

Return flights