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

Return flights

12 May - 21 May	Air China
14 May - 26 May	Air China
10 May - 20 May	Air China
18 May - 24 May	Air China
28 May - 03 Jun	Air China
28 May - 08 Jun	Air China
16 May - 15 Jun	Air China
25 May - 01 Jun	Air China
10 May - 22 May	Air China
09 May - 19 May	SWISS
13 May - 25 May	SWISS
15 May - 15 Jun	SWISS
14 May - 24 May	SWISS
05 May - 15 May	Etihad Airways
06 May - 17 May	SWISS
17 May - 17 Jun	Etihad Airways
29 May - 02 Jun	Finnair
31 May - 03 Jun	Finnair
17 May - 17 Jun	ITA Airways	direct
28 May - 03 Jun	ITA Airways	direct

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 426€

Return flights