Cheapest return flights from Riyadh to Bangkok in September from $375

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

Return flights

17 Sep - 21 Sep Kuwait Airways
19 Sep - 23 Sep Kuwait Airways
16 Sep - 20 Sep China Southern
04 Sep - 13 Sep Oman Air
27 Sep - 30 Sep Kuwait Airways
16 Sep - 30 Sep Kuwait Airways
18 Sep - 23 Sep Kuwait Airways
22 Sep - 26 Sep Kuwait Airways
01 Sep - 24 Sep Kuwait Airways
06 Sep - 16 Sep Kuwait Airways
30 Sep - 03 Oct Kuwait Airways
18 Sep - 03 Oct Kuwait Airways
19 Sep - 03 Oct Kuwait Airways
21 Sep - 05 Oct Kuwait Airways
25 Sep - 14 Oct Kuwait Airways
29 Sep - 15 Oct Kuwait Airways
29 Sep - 03 Oct Kuwait Airways
18 Sep - 04 Oct Oman Air
20 Sep - 20 Oct Oman Air
04 Sep - 02 Oct Etihad Airways

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

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.