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Cheap flights from Washington, D.C. Dulles Intl Airport to Riyadh from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Riyadh departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Riyadh (IAD-RUH)

Cheap round-trip flights

Royal Jordanian Logo
8:50 pm - 3:35 amIAD-RUH
23h 45m1 stop
Royal Jordanian Logo
6:30 am - 4:45 pmRUH-IAD
18h 15m1 stop
$571Royal Jordanian
Find Deal
Tue, Oct 28 - Tue, Nov 4
Royal Jordanian Logo
8:50 pm - 3:40 amIAD-RUH
23h 50m1 stop
Royal Jordanian Logo
6:30 am - 4:45 pmRUH-IAD
18h 15m1 stop
$579Royal Jordanian
Find Deal
Tue, Sep 9 - Tue, Nov 4
Turkish Airlines Logo
1:30 pm - 12:25 amIAD-RUH
27h 55m1 stop
Turkish Airlines Logo
6:10 am - 11:45 amRUH-IAD
36h 35m1 stop
$730Turkish Airlines
Find Deal
Thu, Sep 11 - Thu, Sep 18
Etihad Airways Logo
10:05 pm - 9:30 pmIAD-RUH
16h 25m1 stop
Etihad Airways Logo
10:35 pm - 4:10 pmRUH-IAD
24h 35m1 stop
$734Etihad Airways
Find Deal
Wed, Sep 10 - Mon, Sep 15
Etihad Airways Logo
10:05 pm - 3:15 pmIAD-RUH
34h 10m1 stop
Etihad Airways Logo
10:35 pm - 4:10 pmRUH-IAD
24h 35m1 stop
$741Etihad Airways
Find Deal
Mon, Sep 1 - Mon, Sep 15
Turkish Airlines Logo
1:30 pm - 12:25 amIAD-RUH
27h 55m1 stop
Turkish Airlines Logo
1:25 am - 11:45 amRUH-IAD
17h 20m1 stop
$758Turkish Airlines
Find Deal
Thu, Sep 11 - Wed, Sep 17
SAUDIA Logo
6:50 pm - 2:30 pmIAD-RUH
12h 40mnonstop
SAUDIA Logo
9:00 am - 3:45 pmRUH-IAD
37h 45m1 stop
$784SAUDIA
Find Deal
Wed, Sep 17 - Fri, Sep 19
SAUDIA Logo
6:50 pm - 2:30 pmIAD-RUH
12h 40mnonstop
SAUDIA Logo
10:00 am - 3:45 pmRUH-IAD
36h 45m1 stop
$816SAUDIA
Find Deal
Wed, Sep 10 - Wed, Sep 24
Logo
8:50 pm - 11:55 pmIAD-RUH
20h 05m2 stops
Logo
4:00 pm - 5:45 pmRUH-IAD
32h 45m2 stops
$822
Find Deal
Sun, Sep 7 - Sat, Sep 20
Logo
6:50 pm - 11:55 pmIAD-RUH
22h 05m2 stops
Logo
4:55 pm - 3:45 pmRUH-IAD
29h 50m2 stops
$844
Find Deal
Sat, Sep 27 - Mon, Sep 29

Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Riyadh

Our best Etihad Airways deals on Washington, D.C. Dulles Intl Airport to Riyadh flight tickets
Etihad Airways
Sep 10
IAD10:05 pmWashington, D.C. Dulles Intl
16h 25m
1 stop
RUH9:30 pmRiyadh King Khaled Intl
Sep 15
RUH10:35 pmRiyadh King Khaled Intl
24h 35m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
$734
Find similar
Etihad Airways
Sep 1
IAD10:05 pmWashington, D.C. Dulles Intl
34h 10m
1 stop
RUH3:15 pmRiyadh King Khaled Intl
Sep 15
RUH10:35 pmRiyadh King Khaled Intl
24h 35m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
$741
Find similar
Etihad Airways
Sep 8
IAD10:05 pmWashington, D.C. Dulles Intl
21h 40m
1 stop
RUH2:45 amRiyadh King Khaled Intl
Sep 15
RUH10:15 amRiyadh King Khaled Intl
36h 55m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
$762
Find similar

Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Riyadh

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport to Riyadh flight tickets
Turkish Airlines
Sep 11
IAD1:30 pmWashington, D.C. Dulles Intl
27h 55m
1 stop
RUH12:25 amRiyadh King Khaled Intl
Sep 18
RUH6:10 amRiyadh King Khaled Intl
36h 35m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$730
Find similar
Turkish Airlines
Sep 11
IAD1:30 pmWashington, D.C. Dulles Intl
27h 55m
1 stop
RUH12:25 amRiyadh King Khaled Intl
Sep 17
RUH1:25 amRiyadh King Khaled Intl
17h 20m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$758
Find similar
Turkish Airlines
Dec 4
IAD1:30 pmWashington, D.C. Dulles Intl
32h 20m
1 stop
RUH5:50 amRiyadh King Khaled Intl
Dec 18
RUH1:25 pmRiyadh King Khaled Intl
30h 20m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$760
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Riyadh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Riyadh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Tue 10/28

8:50 pm-3:35 am

1 stop23h 45m

Riyadh King Khaled Intl

Tue 11/4

6:30 am-4:45 pm

1 stop18h 15m

$571

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Tue 9/9

8:50 pm-3:40 am

1 stop23h 50m

Riyadh King Khaled Intl

Tue 11/4

6:30 am-4:45 pm

1 stop18h 15m

$579

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Thu 9/11

1:30 pm-12:25 am

1 stop27h 55m

Riyadh King Khaled Intl

Thu 9/18

6:10 am-11:45 am

1 stop36h 35m

$730

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Wed 9/10

10:05 pm-9:30 pm

1 stop16h 25m

Riyadh King Khaled Intl

Mon 9/15

10:35 pm-4:10 pm

1 stop24h 35m

$734

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Mon 9/1

10:05 pm-3:15 pm

1 stop34h 10m

Riyadh King Khaled Intl

Mon 9/15

10:35 pm-4:10 pm

1 stop24h 35m

$741

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Thu 9/11

1:30 pm-12:25 am

1 stop27h 55m

Riyadh King Khaled Intl

Wed 9/17

1:25 am-11:45 am

1 stop17h 20m

$758

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Wed 9/17

6:50 pm-2:30 pm

Nonstop12h 40m

Riyadh King Khaled Intl

Fri 9/19

9:00 am-3:45 pm

1 stop37h 45m

$784

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Wed 9/10

6:50 pm-2:30 pm

Nonstop12h 40m

Riyadh King Khaled Intl

Wed 9/24

10:00 am-3:45 pm

1 stop36h 45m

$816

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Sun 9/7

8:50 pm-11:55 pm

2 stops20h 05m

Riyadh King Khaled Intl

Sat 9/20

4:00 pm-5:45 pm

2 stops32h 45m

$822

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Sat 9/27

6:50 pm-11:55 pm

2 stops22h 05m

Riyadh King Khaled Intl

Mon 9/29

4:55 pm-3:45 pm

2 stops29h 50m

$844

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Riyadh from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Riyadh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Riyadh?

The cheapest month to fly to Riyadh from Washington, D.C. Dulles Intl Airport is in January. Flight prices, which tend to average around $695, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Riyadh, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $789.

What is the cheapest day to depart on your flight to Riyadh?

On average, the least expensive day to fly to Riyadh from Washington, D.C. Dulles Intl Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $803. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Riyadh for around $987.

What is the cheapest time of day to depart on your flight to Riyadh?

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Riyadh flights are usually those with departure times in the evening. Our users have found flights to Riyadh in the evening for as low as $847. Flights in the morning are often more expensive with an average ticket price of $1,127.

What is the cheapest Washington, D.C. Dulles Intl to Riyadh King Khaled Intl flight route?

Fly from Washington, D.C. Dulles Intl to Riyadh King Khaled Intl for the best Washington, D.C. Dulles Intl - Riyadh King Khaled Intl flight prices

How far in advance should I book a flight to Riyadh?

You are more likely to see cheaper flights to Riyadh from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Riyadh for around $978 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Riyadh from Washington, D.C. Dulles Intl Airport for as low as $814 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Riyadh King Khaled Intl flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Riyadh King Khaled Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Riyadh flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Riyadh.

How have Washington, D.C. Dulles Intl Airport to Riyadh flight prices changed over time?

As of August 2025, prices for Washington, D.C. Dulles Intl Airport to Riyadh flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Riyadh

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Riyadh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Riyadh (IAD to RUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Riyadh

Best Price Found

$429

Fastest flight time

12h 20m

Direct flights

Tue, Thu and Sat

Airports in Riyadh

1 airport
The best one-way flight to Riyadh from Washington, D.C. Dulles Intl Airport in the past 72 hours is $429. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Riyadh found on momondo in the last 72 hours is $857.
The fastest flight from Washington, D.C. Dulles Intl Airport to Riyadh takes 12h 20m
Direct flights go from Washington, D.C. Dulles Intl Airport to Riyadh on Tuesday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Riyadh: Riyadh King Khaled Intl (RUH)
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Riyadh King Khaled Intl by plane?

    Washington, D.C. Dulles Intl and Riyadh King Khaled Intl are 6747.1 mi apart from one another. In terms of flight time, this usually takes a little over 12h 40m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Riyadh King Khaled Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Riyadh King Khaled Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Riyadh King Khaled Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Riyadh King Khaled Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Riyadh King Khaled Intl Airport.

  • What documentation or ID do you need to fly to Riyadh King Khaled Intl Airport?

    The travel and health documents you'll need for your trip to Riyadh King Khaled Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Riyadh King Khaled Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Riyadh?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Riyadh?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Riyadh

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Riyadh with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $619Free CancellationRating
7.4
1,233 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $719Free CancellationRating
7.3
3,950 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $756Free CancellationRating
6.8
7,344 reviews
Search Lufthansa flights
Air FrancePriceFrom $785Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Qatar AirwaysPriceFrom $842Free CancellationRating
7.4
3,615 reviews
Search Qatar Airways flights
KLMPriceFrom $864Free CancellationRating
7.8
1,388 reviews
Search KLM flights
SAUDIAPriceFrom $925Free CancellationRating
7.4
627 reviews
Search SAUDIA flights

  • SAUDIA Flights From Washington, D.C. Dulles Intl Airport to Riyadh

    SAUDIA flies from Washington, D.C. Dulles Intl Airport to Riyadh around 3 times per week, with 627 momondo users rating the airline 7.4/10. The cheapest SAUDIA deal from Washington, D.C. Dulles Intl Airport to Riyadh in the last 72 hours was $925 (round-trip), much lower than the average airfare cost of $1,229 for SAUDIA flights on this route.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Riyadh?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Riyadh. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Riyadh with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Riyadh from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Riyadh?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Riyadh from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Riyadh right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Riyadh from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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