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

Return flights

11 May - 19 May	Air China
22 May - 29 May	Air China
10 May - 22 May	Air China
12 May - 22 May	Air China
19 May - 01 Jun	Air China
25 May - 01 Jun	Air China
28 May - 10 Jun	Air China
30 May - 12 Jun	Air China
29 May - 07 Jun	Air China
28 May - 03 Jun	Air China
26 May - 02 Jun	Air China
12 May - 20 May	SWISS
05 May - 20 May	Qatar Airways
04 May - 19 May	Qatar Airways
05 May - 11 May	Qatar Airways
07 May - 18 May	Qatar Airways
04 May - 11 May	Qatar Airways
28 May - 01 Jun	Qatar Airways
28 May - 02 Jun	Qatar Airways
30 May - 03 Jun	Qatar Airways

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 $533

Return flights