AirHint found the following cheapest one-way flights from Bangkok (BKK) to Riyadh (RUH) in August 2025 (see full year).

One-Way flights

03 Aug	Thai Lion Air
02 Aug	Thai Lion Air
05 Aug	Thai Lion Air
16 Aug	Thai Lion Air
11 Aug	Thai Lion Air
04 Aug	Thai Lion Air
13 Aug	Thai Lion Air
06 Aug	Thai Lion Air
31 Aug	Thai VietJet Air
10 Aug	Thai VietJet Air

Also check the deals for return flights from Bangkok to Riyadh 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 one-way flights from Bangkok to Riyadh in August from 190€

One-Way flights