Cheapest return flights from Cologne to London in September from $133

Best time to book flights for Cologne (CGN) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Cologne (CGN) to London (LHR) in September 2025 (see full year).

Return flights

16 Sep - 21 Sep British Airways direct
09 Sep - 23 Sep British Airways direct
09 Sep - 14 Sep British Airways direct
23 Sep - 28 Sep British Airways direct
24 Sep - 29 Sep British Airways direct
23 Sep - 29 Sep British Airways direct
24 Sep - 28 Sep British Airways direct
03 Sep - 07 Sep British Airways direct
22 Sep - 29 Sep British Airways direct
23 Sep - 23 Sep British Airways direct
23 Sep - 01 Oct British Airways direct
27 Sep - 02 Oct British Airways direct
01 Sep - 19 Oct British Airways direct
28 Sep - 03 Oct British Airways direct

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

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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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