AirHint found the following cheapest return flights from Tehran (IKA) to Bangkok (BKK) in August 2025 (see full year).

Return flights

20 Aug - 27 Aug	Air Arabia
21 Aug - 06 Sep	Air Arabia
19 Aug - 11 Sep	Air Arabia
20 Aug - 11 Sep	Air Arabia
21 Aug - 11 Sep	Air Arabia
20 Aug - 12 Sep	Air Arabia
21 Aug - 12 Sep	Air Arabia
19 Aug - 12 Sep	Air Arabia
24 Aug - 31 Aug	Air Arabia
22 Aug - 11 Sep	Air Arabia
22 Aug - 12 Sep	Air Arabia
07 Aug - 17 Aug	SalamAir
07 Aug - 16 Aug	SalamAir
09 Aug - 16 Aug	Air Arabia
15 Aug - 19 Aug	Air Arabia

Also check the deals for one-way flights from Tehran to Bangkok in August.

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 Tehran to Bangkok in August from $624

Return flights