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

Return flights

23 May - 02 Jun	Saudia
19 May - 29 May	Air China
19 May - 27 May	Air China
25 May - 31 May	Air China
12 May - 25 May	SWISS
15 May - 25 May	SWISS
19 May - 25 May	SWISS
30 May - 08 Jun	SWISS
26 May - 08 Jun	SWISS
27 May - 15 Jun	SWISS
21 May - 28 May	SWISS
05 May - 18 May	SWISS
05 May - 20 May	SWISS
21 May - 31 May	SWISS
21 May - 10 Jun	SWISS
26 May - 12 Jun	Austrian Airlines
26 May - 01 Jun	Austrian Airlines
30 May - 14 Jun	Lufthansa
30 May - 07 Jun	Lufthansa
14 May - 01 Jun	Lufthansa

Also check the deals for one-way flights from Rome 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 Rome to Bangkok in May from $524

Return flights