Cheapest return flights from Basel to London in September from $78

Best time to book flights for Basel (BSL) to London (STN) flights at AirHint

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

Return flights

08 Sep - 17 Sep Ryanair direct
08 Sep - 15 Sep Ryanair direct
08 Sep - 10 Sep Ryanair direct
10 Sep - 17 Sep Ryanair direct
10 Sep - 15 Sep Ryanair direct
03 Sep - 17 Sep Ryanair direct
03 Sep - 15 Sep Ryanair direct
03 Sep - 10 Sep Ryanair direct
06 Sep - 17 Sep Ryanair direct
06 Sep - 15 Sep Ryanair direct
10 Sep - 01 Oct Ryanair direct
24 Sep - 01 Oct Ryanair direct
24 Sep - 08 Oct Ryanair direct
13 Sep - 01 Oct Ryanair direct
15 Sep - 01 Oct Ryanair direct
17 Sep - 01 Oct Ryanair direct
17 Sep - 08 Oct Ryanair direct
24 Sep - 15 Oct Ryanair direct
20 Sep - 01 Oct Ryanair direct
20 Sep - 08 Oct Ryanair direct

Also check the deals for one-way flights from Basel 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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