Cheapest return flights from London to Colombo in September from $957

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

Return flights

05 Sep - 20 Sep SWISS
05 Sep - 19 Sep SWISS
13 Sep - 22 Sep KLM
15 Sep - 22 Sep SWISS
14 Sep - 28 Sep KLM
09 Sep - 16 Sep KLM
01 Sep - 15 Sep KLM
01 Sep - 30 Sep KLM
15 Sep - 21 Sep KLM
09 Sep - 23 Sep KLM
19 Sep - 03 Oct KLM
27 Sep - 19 Oct KLM
24 Sep - 01 Oct SWISS
28 Sep - 13 Oct SWISS
26 Sep - 11 Oct KLM
10 Sep - 03 Oct SWISS
29 Sep - 20 Oct Lufthansa
02 Sep - 01 Oct KLM
20 Sep - 05 Oct KLM
21 Sep - 05 Oct KLM

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

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