Cheapest one-way flights from Riyadh to Washington in September from $482

AirHint found the following cheapest one-way flights from Riyadh (RUH) to Washington (IAD) in September 2025 (see full year).

One-Way flights

17 Sep ITA Airways
17 Sep Saudia direct

Also check the deals for return flights from Riyadh to Washington 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.

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