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

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

Return flights

11 Sep - 16 Sep easyJet direct
18 Sep - 22 Sep easyJet direct
02 Sep - 09 Sep easyJet direct
15 Sep - 18 Sep easyJet direct
30 Sep - 07 Oct easyJet direct
16 Sep - 30 Sep easyJet direct
04 Sep - 09 Sep easyJet direct
28 Sep - 30 Sep easyJet direct
18 Sep - 25 Sep easyJet direct
22 Sep - 25 Sep easyJet direct
29 Sep - 02 Oct easyJet direct
11 Sep - 14 Sep easyJet direct
19 Sep - 19 Oct Wizz Air
23 Sep - 24 Oct easyJet
28 Sep - 01 Oct easyJet
09 Sep - 01 Oct easyJet
29 Sep - 04 Oct easyJet

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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