Cheapest return flights from Basel to Bangkok in September from 542€

Best time to book flights for Basel (BSL) to Bangkok (BKK) flights at AirHint

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

Return flights

17 Sep - 30 Sep Air France
17 Sep - 24 Sep Air France
03 Sep - 17 Sep Air France
10 Sep - 11 Oct Air France
15 Sep - 16 Oct KLM
20 Sep - 11 Oct KLM
19 Sep - 10 Oct KLM
29 Sep - 09 Oct KLM
20 Sep - 10 Oct KLM
27 Sep - 12 Oct KLM
30 Sep - 16 Oct Pegasus Airlines
26 Sep - 11 Oct Ryanair
19 Sep - 11 Oct easyJet

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