AirHint found the following cheapest return flights from Basel (BSL) to Bangkok (BKK) in April 2026 (see full year).

Return flights

04 Apr - 18 Apr	Wizz Air
05 Apr - 12 Apr	easyJet
01 Apr - 12 Apr	easyJet
25 Apr - 13 May	easyJet
03 Apr - 15 Apr	easyJet
03 Apr - 12 Apr	easyJet
18 Apr - 08 May	Ryanair
01 Apr - 18 Apr	easyJet
12 Apr - 02 May	Pegasus Airlines
28 Apr - 16 May	AJet
03 Apr - 18 Apr	easyJet
02 Apr - 17 Apr	easyJet
18 Apr - 02 May	Ryanair
03 Apr - 11 Apr	easyJet

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

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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Cheapest return flights from Basel to Bangkok in April from 653€

Return flights