AirHint found the following cheapest return flights from Riyadh (RUH) to Washington (IAD) in January 2026 (see full year).

Return flights

29 Jan - 05 Feb	Etihad Airways
26 Jan - 13 Feb	Turkish Airlines
26 Jan - 30 Jan	Turkish Airlines
26 Jan - 02 Feb	Turkish Airlines
25 Jan - 29 Jan	Etihad Airways
23 Jan - 26 Jan	KLM
21 Jan - 09 Feb	Delta
12 Jan - 19 Jan	KLM
14 Jan - 21 Jan	Saudia
13 Jan - 20 Jan	Delta
10 Jan - 17 Jan	Delta
21 Jan - 24 Jan	Delta
26 Jan - 30 Jan	Saudia	direct
26 Jan - 13 Feb	Saudia	direct
23 Jan - 26 Jan	Saudia	direct
21 Jan - 09 Feb	Saudia	direct
26 Jan - 02 Feb	Saudia	direct

Also check the deals for one-way flights from Riyadh to Washington in January.

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 return flights from Riyadh to Washington in January from $695

Return flights