AirHint found the following cheapest one-way flights from Bangkok (BKK) to Riyadh (RUH) in December 2025 (see full year).
One-Way flights
| 31 Dec | Gulf Air | ||
| 29 Dec | Etihad Airways | ||
| 23 Dec | Etihad Airways | ||
| 26 Dec | Etihad Airways | ||
| 24 Dec | Etihad Airways | ||
| 28 Dec | Air Arabia | ||
| 23 Dec | Thai AirAsia X | direct | |
| 28 Dec | Saudia | direct |
Also check the deals for return flights from Bangkok to Riyadh in December.
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