Cheapest return flights from Kos to London in September from 155€

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

Return flights

18 Sep - 25 Sep Ryanair
25 Sep - 16 Oct Ryanair direct
25 Sep - 02 Oct Ryanair direct
11 Sep - 22 Sep Ryanair direct
27 Sep - 28 Sep Ryanair
11 Sep - 25 Sep Ryanair direct
18 Sep - 25 Sep Ryanair direct
11 Sep - 15 Sep Ryanair direct
16 Sep - 28 Sep Ryanair
22 Sep - 28 Sep Ryanair
11 Sep - 02 Oct Ryanair direct
18 Sep - 02 Oct Ryanair direct
25 Sep - 09 Oct Ryanair direct
03 Sep - 10 Sep Ryanair
08 Sep - 22 Sep Ryanair direct
18 Sep - 09 Oct Ryanair direct
22 Sep - 02 Oct Ryanair direct
25 Sep - 06 Oct Ryanair direct
15 Sep - 02 Oct Ryanair direct
22 Sep - 09 Oct Ryanair direct

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

Skyscanner

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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