AirHint found the following cheapest return flights from Birmingham (BHX) to Bangkok (BKK) in May 2026 (see full year).

Return flights

06 May - 19 May	SWISS
11 May - 21 May	Lufthansa
13 May - 27 May	KLM
01 May - 12 May	Lufthansa
01 May - 24 May	Lufthansa
19 May - 28 May	Lufthansa
03 May - 25 May	Lufthansa
31 May - 30 Jun	SWISS
08 May - 24 May	SWISS
30 May - 21 Jun	Lufthansa
20 May - 05 Jun	KLM
22 May - 05 Jun	KLM
01 May - 16 May	SWISS
01 May - 15 May	Turkish Airlines
26 May - 12 Jun	SWISS

Also check the deals for one-way flights from Birmingham to Bangkok in May.

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 Birmingham to Bangkok in May from $651

Return flights