Cheapest return flights from Kos to London in September from $94

AirHint found the following cheapest return flights from Kos (KGS) to London (STN) in September 2025 (see full year).

Return flights

18 Sep - 29 Sep Ryanair direct
18 Sep - 22 Sep Ryanair direct
18 Sep - 25 Sep Ryanair direct
11 Sep - 29 Sep Ryanair direct
11 Sep - 22 Sep Ryanair direct
11 Sep - 25 Sep Ryanair direct
04 Sep - 22 Sep Ryanair direct
04 Sep - 25 Sep Ryanair direct
11 Sep - 18 Sep Ryanair direct
18 Sep - 02 Oct Ryanair direct
11 Sep - 02 Oct Ryanair direct
04 Sep - 18 Sep Ryanair direct
25 Sep - 02 Oct Ryanair direct
18 Sep - 09 Oct Ryanair direct
25 Sep - 13 Oct Ryanair direct
25 Sep - 09 Oct Ryanair direct
15 Sep - 02 Oct Ryanair direct
29 Sep - 20 Oct Ryanair direct
29 Sep - 02 Oct Ryanair
25 Sep - 16 Oct Ryanair direct

Also check the deals for one-way flights from Kos 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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