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

Return flights

06 May - 28 May	Ryanair
07 May - 24 May	Ryanair
23 May - 31 May	Austrian Airlines
01 May - 17 May	Austrian Airlines
06 May - 27 May	Austrian Airlines
18 May - 25 May	Austrian Airlines
28 May - 12 Jun	Austrian Airlines
20 May - 16 Jun	Austrian Airlines
20 May - 10 Jun	Austrian Airlines
07 May - 30 May	Ryanair
06 May - 22 May	Ryanair
01 May - 05 Jun	Ryanair
08 May - 29 May	Ryanair
03 May - 11 May	Austrian Airlines
30 May - 02 Jun	Turkish Airlines

Also check the deals for one-way flights from Zagreb 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 Zagreb to Bangkok in May from 591€

Return flights