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

Return flights

12 May - 18 May	Ryanair
21 May - 02 Jun	SWISS
30 May - 10 Jun	SWISS
29 May - 12 Jun	SWISS
28 May - 12 Jun	SWISS
21 May - 22 Jun	SWISS
18 May - 02 Jun	SWISS
02 May - 02 Jun	Ryanair
17 May - 02 Jun	Oman Air
17 May - 27 May	Oman Air
17 May - 24 May	Oman Air
15 May - 29 May	Oman Air
17 May - 28 May	Oman Air
02 May - 13 May	Ryanair
02 May - 15 May	Ryanair
21 May - 21 Jun	Ryanair
13 May - 03 Jun	Wizz Air Malta
12 May - 24 May	ITA Airways
12 May - 27 May	Ryanair
01 May - 31 May	Air India

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 $563

Return flights