AirHint found the following cheapest return flights from Dammam (DMM) to Bangkok (BKK) in September 2025 (see full year).

Return flights

28 Sep - 05 Oct	Air India
12 Sep - 27 Sep	Air India
07 Sep - 17 Sep	IndiGo
09 Sep - 19 Sep	IndiGo
17 Sep - 02 Oct	Etihad Airways
12 Sep - 22 Sep	Etihad Airways
04 Sep - 18 Sep	Etihad Airways
20 Sep - 27 Sep	Etihad Airways
07 Sep - 18 Sep	Etihad Airways
22 Sep - 30 Sep	Etihad Airways
08 Sep - 16 Sep	Etihad Airways
09 Sep - 26 Sep	IndiGo
08 Sep - 08 Oct	Etihad Airways
29 Sep - 09 Oct	Air India
20 Sep - 01 Oct	Etihad Airways
24 Sep - 16 Oct	Air India
19 Sep - 06 Oct	IndiGo

Also check the deals for one-way flights from Dammam to Bangkok in September.

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Dammam to Bangkok in September from $339

Return flights