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

Return flights

05 May - 20 May	Oman Air
01 May - 19 May	Oman Air
05 May - 21 May	Oman Air
20 May - 26 May	Oman Air
17 May - 23 May	Oman Air
17 May - 31 May	Oman Air
09 May - 16 May	Oman Air
01 May - 10 May	Oman Air
20 May - 30 May	Oman Air
05 May - 12 May	Oman Air
28 May - 03 Jun	Qatar Airways
27 May - 04 Jun	Qatar Airways
27 May - 03 Jun	Qatar Airways
25 May - 01 Jun	Qatar Airways
24 May - 07 Jun	Qatar Airways
22 May - 28 Jun	Qatar Airways
17 May - 04 Jun	AirAsia X
18 May - 04 Jun	AirAsia X
18 May - 05 Jun	Thai Airways	direct
25 May - 01 Jun	Thai Airways	direct

Also check the deals for one-way flights from Istanbul 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 Istanbul to Bangkok in May from $458

Return flights