Cheapest return flights from London to Basel in September from 68€

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

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

Return flights

15 Sep - 01 Oct Ryanair direct
10 Sep - 13 Sep Ryanair direct
10 Sep - 24 Sep Ryanair direct
10 Sep - 15 Sep Ryanair direct
15 Sep - 24 Sep Ryanair direct
17 Sep - 24 Sep Ryanair direct
17 Sep - 01 Oct Ryanair direct
01 Sep - 13 Sep Ryanair direct
01 Sep - 10 Sep Ryanair direct
01 Sep - 15 Sep Ryanair direct
03 Sep - 13 Sep Ryanair direct
03 Sep - 15 Sep Ryanair direct
24 Sep - 01 Oct Ryanair direct
15 Sep - 04 Oct Ryanair direct
17 Sep - 04 Oct Ryanair direct
24 Sep - 08 Oct Ryanair direct
24 Sep - 11 Oct Ryanair direct
24 Sep - 04 Oct Ryanair direct
22 Sep - 01 Oct Ryanair direct
27 Sep - 01 Oct Ryanair direct

Also check the deals for one-way flights from London to Basel 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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