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Cheap flights from Washington, D.C. Dulles Intl Airport to Riyadh from $367

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 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Riyadh

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
3:10 pm - 8:40 am
IAD
-
RUH
34h 30m
1 stop
Etihad Airways Logo
4:20 am - 9:45 am
RUH
-
IAD
36h 25m
1 stop
$765Etihad Airways
Tue, Jul 28 - Tue, Oct 20
Etihad Airways Logo
3:10 pm - 3:15 pm
IAD
-
RUH
17h 05m
1 stop
Etihad Airways Logo
4:20 am - 9:45 am
RUH
-
IAD
36h 25m
1 stop
$770Etihad Airways
Tue, Aug 25 - Thu, Sep 3
Qatar Airways Logo
8:05 pm - 9:00 pm
IAD
-
RUH
16h 55m
1 stop
Qatar Airways Logo
10:30 pm - 3:55 pm
RUH
-
IAD
25h 25m
1 stop
$775Qatar Airways
Mon, Nov 2 - Mon, Nov 16
Qatar Airways Logo
8:05 pm - 9:00 pm
IAD
-
RUH
16h 55m
1 stop
Qatar Airways Logo
10:30 pm - 8:20 am
RUH
-
IAD
17h 50m
1 stop
$778Qatar Airways
Mon, Nov 2 - Tue, Nov 17
Qatar Airways Logo
9:00 pm - 3:25 am
IAD
-
RUH
23h 25m
1 stop
Qatar Airways Logo
5:00 am - 3:40 pm
RUH
-
IAD
17h 40m
1 stop
$779Qatar Airways
Thu, Sep 24 - Fri, Oct 2
Etihad Airways Logo
3:10 pm - 9:25 pm
IAD
-
RUH
23h 15m
1 stop
Etihad Airways Logo
4:20 am - 9:45 am
RUH
-
IAD
36h 25m
1 stop
$780Etihad Airways
Sun, Aug 23 - Mon, Aug 31
Etihad Airways Logo
3:10 pm - 3:15 pm
IAD
-
RUH
17h 05m
1 stop
Etihad Airways Logo
4:50 pm - 9:45 am
RUH
-
IAD
23h 55m
1 stop
$782Etihad Airways
Thu, Sep 10 - Sat, Sep 26
Etihad Airways Logo
3:10 pm - 2:45 am
IAD
-
RUH
28h 35m
1 stop
Etihad Airways Logo
10:30 pm - 9:45 am
RUH
-
IAD
18h 15m
1 stop
$784Etihad Airways
Sat, Aug 1 - Fri, Sep 18
Etihad Airways Logo
3:10 pm - 2:45 am
IAD
-
RUH
28h 35m
1 stop
Etihad Airways Logo
10:10 am - 9:45 am
RUH
-
IAD
30h 35m
1 stop
$786Etihad Airways
Sat, Aug 1 - Tue, Sep 1
Etihad Airways Logo
3:10 pm - 8:40 am
IAD
-
RUH
34h 30m
1 stop
Etihad Airways Logo
10:10 am - 9:45 am
RUH
-
IAD
30h 35m
1 stop
$788Etihad Airways
Mon, Jul 27 - Wed, Oct 21

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

Our best KLM deals on Washington, D.C. Dulles Intl Airport to Riyadh flight tickets
KLM
Jul 22
IAD6:10 pmWashington, D.C. Dulles Intl
21h 40m
1 stop
RUH10:50 pmRiyadh King Khaled Intl
Jul 29
RUH11:55 pmRiyadh King Khaled Intl
22h 40m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$1,097
KLM
Jul 28
IAD5:40 pmWashington, D.C. Dulles Intl
22h 10m
1 stop
RUH10:50 pmRiyadh King Khaled Intl
Aug 8
RUH11:55 pmRiyadh King Khaled Intl
22h 40m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$1,104
KLM
Jun 23
IAD6:15 pmWashington, D.C. Dulles Intl
19h 10m
1 stop
RUH8:25 pmRiyadh King Khaled Intl
Aug 26
RUH11:55 pmRiyadh King Khaled Intl
22h 40m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$1,105

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

Our best SAUDIA deals on Washington, D.C. Dulles Intl Airport to Riyadh flight tickets
SAUDIA
Oct 26
IAD6:10 pmWashington, D.C. Dulles Intl
12h 20m
RUH1:30 pmRiyadh King Khaled Intl
Nov 9
RUH11:00 pmRiyadh King Khaled Intl
23h 45m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
$1,037
SAUDIA
Nov 18
IAD6:10 pmWashington, D.C. Dulles Intl
12h 20m
RUH2:30 pmRiyadh King Khaled Intl
Nov 25
RUH7:00 pmRiyadh King Khaled Intl
27h 45m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
$1,050
SAUDIA
Oct 26
IAD6:10 pmWashington, D.C. Dulles Intl
12h 20m
RUH1:30 pmRiyadh King Khaled Intl
Nov 9
RUH9:00 pmRiyadh King Khaled Intl
25h 45m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
$1,055

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 June 10, 2026.
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

Cheapest round-trip

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Tue 7/28

3:10 pm-8:40 am

1 stop34h 30m

Riyadh King Khaled Intl

Tue 10/20

4:20 am-9:45 am

1 stop36h 25m

$765

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Tue 8/25

3:10 pm-3:15 pm

1 stop17h 05m

Riyadh King Khaled Intl

Thu 9/3

4:20 am-9:45 am

1 stop36h 25m

$770

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Mon 11/2

8:05 pm-9:00 pm

1 stop16h 55m

Riyadh King Khaled Intl

Mon 11/16

10:30 pm-3:55 pm

1 stop25h 25m

$775
Quickest round-trip

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Mon 11/2

8:05 pm-9:00 pm

1 stop16h 55m

Riyadh King Khaled Intl

Tue 11/17

10:30 pm-8:20 am

1 stop17h 50m

$778

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Thu 9/24

9:00 pm-3:25 am

1 stop23h 25m

Riyadh King Khaled Intl

Fri 10/2

5:00 am-3:40 pm

1 stop17h 40m

$779

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Sun 8/23

3:10 pm-9:25 pm

1 stop23h 15m

Riyadh King Khaled Intl

Mon 8/31

4:20 am-9:45 am

1 stop36h 25m

$780

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Thu 9/10

3:10 pm-3:15 pm

1 stop17h 05m

Riyadh King Khaled Intl

Sat 9/26

4:50 pm-9:45 am

1 stop23h 55m

$782

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Sat 8/1

3:10 pm-2:45 am

1 stop28h 35m

Riyadh King Khaled Intl

Fri 9/18

10:30 pm-9:45 am

1 stop18h 15m

$784

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Sat 8/1

3:10 pm-2:45 am

1 stop28h 35m

Riyadh King Khaled Intl

Tue 9/1

10:10 am-9:45 am

1 stop30h 35m

$786

Washington, D.C.Riyadh

IAD - RUH

IADRUH

Washington, D.C. Dulles Intl

Mon 7/27

3:10 pm-8:40 am

1 stop34h 30m

Riyadh King Khaled Intl

Wed 10/21

10:10 am-9:45 am

1 stop30h 35m

$788

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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Riyadh?

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 April. Flight prices, which tend to average around $685, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Riyadh, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $785.

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 Saturday. momondo users have found tickets for Saturday departures for as low as $698. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, 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 $1,009.

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 $676. Flights in the afternoon are often more expensive with an average ticket price of $936.

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 from Washington, D.C. Dulles Intl Airport 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 $914 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 $655 on momondo.

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

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Riyadh 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 June 2026, prices for Washington, D.C. Dulles Intl Airport to Riyadh flights are approximately 36% more expensive 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

$527

Fastest flight time

12h 20m

Direct flights

Mon, 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 $527. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Riyadh found on momondo in the last 72 hours is $828.
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 Monday, Tuesday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Riyadh. From Washington, D.C. Dulles Intl Airport there are direct flights to Riyadh King Khaled Intl (RUH).
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Riyadh

  • 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 20m.

  • 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
Royal JordanianPriceFrom $456Free CancellationRating
6.8
466 reviews
Search Royal Jordanian flights
DeltaPriceFrom $570Free CancellationRating
7.9
8,393 reviews
Search Delta flights
Turkish AirlinesPriceFrom $636Free CancellationRating
7.4
4,409 reviews
Search Turkish Airlines flights
Etihad AirwaysPriceFrom $646Free CancellationRating
7.3
1,452 reviews
Search Etihad Airways flights
SAUDIAPriceFrom $783Free CancellationRating
7.3
689 reviews
Search SAUDIA flights
Air FrancePriceFrom $792Free CancellationRating
7.4
1,598 reviews
Search Air France flights
LufthansaPriceFrom $808Free CancellationRating
6.8
8,052 reviews
Search Lufthansa flights
KLMPriceFrom $858Free CancellationRating
7.8
1,527 reviews
Search KLM flights

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

    Delta flies from Washington, D.C. Dulles Intl Airport to Riyadh around 3 times per week, with 8,397 momondo users rating the airline 7.9/10. The cheapest Delta deal from Washington, D.C. Dulles Intl Airport to Riyadh in the last 72 hours was $570 (round-trip), much lower than the average airfare cost of $869 for Delta flights on this route.

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

    SAUDIA (7.3/10 from 689 reviews) operates around 3 flights from Washington, D.C. Dulles Intl Airport to Riyadh in any given week. The average SAUDIA airfare for this route is around $1,345, with deals from around $783 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. Dulles Intl Airport to Riyadh flight searches in the last 72 hours.

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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