AirHint found the following cheapest one-way flights from Washington (IAD) to Riyadh (RUH) in January 2026 (see full year).
One-Way flights
| 30 Jan | Frontier Airlines | ||
| 09 Jan | Icelandair | ||
| 23 Jan | Icelandair | ||
| 24 Jan | TAP | ||
| 07 Jan | TAP | ||
| 08 Jan | TAP | ||
| 14 Jan | Frontier Airlines | ||
| 06 Jan | Saudia | ||
| 04 Jan | Saudia | ||
| 02 Jan | TAP |
Also check the deals for return flights from Washington to Riyadh in January.
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