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

Return flights

29 Aug - 19 Sep	IndiGo
24 Aug - 09 Sep	KLM
15 Aug - 10 Sep	IndiGo
29 Aug - 14 Sep	Turkish Airlines
30 Aug - 13 Sep	IndiGo
27 Aug - 08 Sep	Turkish Airlines
25 Aug - 07 Sep	Turkish Airlines
15 Aug - 24 Aug	IndiGo
27 Aug - 03 Sep	IndiGo
22 Aug - 12 Sep	KLM
14 Aug - 09 Sep	IndiGo
19 Aug - 26 Aug	IndiGo
17 Aug - 21 Aug	IndiGo
23 Aug - 27 Aug	IndiGo
10 Aug - 21 Aug	IndiGo
11 Aug - 25 Aug	IndiGo
11 Aug - 27 Aug	IndiGo
07 Aug - 10 Aug	IndiGo
09 Aug - 23 Aug	IndiGo
06 Aug - 13 Aug	IndiGo

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

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

Cheapest return flights from Basel to Bangkok in August from 574€

Return flights