AirHint found the following cheapest return flights from Bucharest (OTP) to Bangkok (BKK) in March 2026 (see full year).

Return flights

11 Mar - 23 Mar	Pegasus Airlines
11 Mar - 24 Mar	Pegasus Airlines
07 Mar - 15 Mar	SWISS
11 Mar - 25 Mar	SWISS
12 Mar - 25 Mar	SWISS
07 Mar - 16 Mar	SWISS
08 Mar - 17 Mar	SWISS
07 Mar - 17 Mar	SWISS
13 Mar - 17 Mar	SWISS
13 Mar - 26 Mar	SWISS
16 Mar - 15 Apr	British Airways
29 Mar - 06 Apr	Turkish Airlines
27 Mar - 04 Apr	Turkish Airlines
23 Mar - 10 Apr	SWISS

Also check the deals for one-way flights from Bucharest to Bangkok in March.

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 Bucharest to Bangkok in March from $616

Return flights