Get the exact flight time from Washington Dulles International Airport, Washington, DC, United States to King Khaled International Airport, Riyadh, Saudi Arabia. IAD - RUH flight time by direct and one stop flight. Distance between IAD & RUH is approximately 10850 kilometers.

Departure
IAD Arrival
RUH

Flight time from IAD to RUH is 12 hours 5 minutes

Saudi Arabian Airlines is one of the direct flight which takes 12 hours 5 minutes to travel from Washington Dulles International Airport (IAD) to King Khaled International Airport (RUH)

Return flight time from RUH to IAD

RELATED: Flight time from Riyadh to Washington, DC (all airports)

Direct flight time from Washington, DC to Riyadh by different airlines

Journey	Duration	Airline
Washington, DC (IAD) ➝ Riyadh (RUH)	12 hours 5 minutes	Saudi Arabian Airlines
Washington, DC (IAD) ➝ Riyadh (RUH)	14 hours 30 minutes	Delta Air Lines

1 Stop Flight Time from IAD to RUH Via Abu Dhabi International Airport

One stop flight time from Washington, DC to Riyadh via Abu Dhabi is 16 hours 55 minutes (operated by Etihad Airways)

IAD to AUH
12 hrs 50 mins

AUH
Waiting Time
2 hrs

AUH to RUH
2 hrs 5 mins

Total Duration:
16 hrs 55 mins

1 Stop Flight Time from IAD to RUH Via Dubai Airport

One stop flight time from Washington, DC to Riyadh via Dubai is 25 hours 15 minutes (operated by Emirates Airline)

IAD to DXB
12 hrs 45 mins

DXB
Waiting Time
10 hrs 30 mins

DXB to RUH
2 hrs

Total Duration:
25 hrs 15 mins

Washington, DC time is 7 hours behind Riyadh

	Current time in Washington, DC, United States : Tue, 16 Jun, 2026, Washington, DC Timezone: EDT (-04:00)	05:18 PM
	Current time in Riyadh, Saudi Arabia :, Wed, 17 Jun, 2026, Riyadh Timezone: +03 (+03:00)	12:18 AM

Airlines operating between Washington, DC and Riyadh

Delta Air Lines
JetBlue Airways
Saudi Arabian Airlines
United Airlines
US Airways

IAD, Washington, DC - RUH, Riyadh Flight Time

How long is the flight from Washington Dulles International Airport to King Khaled International Airport? What is the IAD - RUH flight duration? What is the flying time from Washington, DC to Riyadh?

The airports map below shows the location of Washington, DC Airport & Riyadh Airport and also the flight direction.

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