Cheapest return flights from Basel to Bangkok in September from $611

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

09 Sep - 23 Sep Air France
09 Sep - 30 Sep Air France
09 Sep - 24 Sep Air France
18 Sep - 30 Sep Air France
24 Sep - 28 Oct KLM
24 Sep - 27 Oct KLM
07 Sep - 27 Sep Turkish Airlines
24 Sep - 29 Oct Air France
14 Sep - 28 Sep Turkish Airlines
13 Sep - 04 Oct Turkish Airlines
26 Sep - 05 Oct Air France
02 Sep - 10 Sep Air France
22 Sep - 23 Oct Turkish Airlines
22 Sep - 19 Oct easyJet
22 Sep - 20 Oct KLM
27 Sep - 09 Oct Air France
22 Sep - 07 Oct easyJet
12 Sep - 29 Sep 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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok