$442+ Cheap flights from Dulles Intl (IAD) to Riyadh (RUH)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RUH
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Riyadh with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Riyadh King Khaled Intl are usually found in April or October, booked 24 days in advance, depart on a Saturday or Friday and return on a Tuesday
Cheap flight deals from Dulles Intl to Riyadh
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to RiyadhExplore the most affordable flight options available from Dulles Intl to Riyadh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Dulles Intl to Riyadh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:48 pm -
1 stop19h 57m
Fri 10/3011:30 pm -
1 stop21h 38m
Deal found 8/4![Delta logo]()
$744
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:10 pm -
1 stop28h 35m
Mon 9/144:20 am -
1 stop36h 25m
Deal found 7/30![Etihad Airways logo]()
$762
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm -
1 stop17h 05m
Fri 9/2510:30 pm -
1 stop18h 15m
Deal found 8/1![Etihad Airways logo]()
$763
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:10 am -
1 stop24h 35m
Mon 11/912:05 am -
2 stops23h 40m
Deal found 7/31![Delta logo]()
$774
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:20 pm -
2 stops20h 25m
Thu 12/311:30 pm -
1 stop24h 27m
Deal found 8/3![Delta logo]()
$785
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/203:00 pm -
1 stop20h 45m
Tue 12/19:45 am -
1 stop38h 45m
Deal found 8/3![Delta logo]()
$788
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2012:30 pm -
1 stop23h 15m
Fri 11/279:45 am -
2 stops34h 07m
Deal found 8/3![Delta logo]()
$791
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:00 pm -
1 stop18h 45m
Mon 11/3011:30 pm -
1 stop24h 27m
Deal found 8/3![Delta logo]()
$798
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:10 pm -
1 stop28h 35m
Mon 8/314:20 am -
1 stop36h 25m
Deal found 8/1![Etihad Airways logo]()
$800
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:10 pm -
1 stop17h 05m
Tue 9/1510:30 pm -
1 stop18h 15m
Deal found 7/31![Etihad Airways logo]()
$802
Best flights from Dulles Intl to RiyadhDiscover carefully curated flight deals from Dulles Intl to Riyadh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Dulles Intl to Riyadh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:12 pm -
1 stop17h 33m
Thu 11/1211:30 pm -
1 stop20h 05m
Deal found 7/30![Delta logo]()
$744
This Etihad Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:35 pm -
1 stop28h 20m
Sun 11/14:30 am -
1 stop36h 35m
Deal found 7/30![Etihad Airways logo]()
$913
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:10 am -
1 stop24h 35m
Mon 11/912:05 am -
2 stops23h 40m
Deal found 8/4![Delta logo]()
$775
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:48 pm -
1 stop19h 57m
Sun 11/19:45 am -
1 stop17h 35m
Deal found 8/1![Delta logo]()
$775
This Etihad Airways deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:10 pm -
1 stop17h 05m
Tue 10/274:30 am -
1 stop36h 35m
Deal found 8/3![Etihad Airways logo]()
$913
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:45 pm -
1 stop25h 50m
Sun 8/308:45 am -
1 stop17h 50m
Deal found 7/30![Delta logo]()
$837
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:45 pm -
1 stop25h 50m
Thu 8/208:45 am -
1 stop17h 50m
Deal found 7/31![Delta logo]()
$837
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:10 am -
1 stop24h 35m
Fri 1/812:05 am -
2 stops23h 50m
Deal found 7/30![Delta logo]()
$841
Last-minute flights from Dulles Intl to RiyadhDiscover last-minute flight deals from Dulles Intl to Riyadh. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Riyadh. Data last updated August 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:26 pm -
2 stops28h 09m
Tue 9/228:45 am -
1 stop17h 50m
Deal found 7/31![Delta logo]()
$829
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:19 pm -
2 stops28h 16m
Sun 8/308:45 am -
1 stop17h 50m
Deal found 7/31![Delta logo]()
$831
This Justfly.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:10 pm -
1 stop28h 35m
Tue 9/224:50 pm -
1 stop23h 55m
Deal found 7/31![Etihad Airways logo]()
$826
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:19 pm -
2 stops28h 16m
Thu 9/38:45 am -
1 stop17h 50m
Deal found 8/1![Delta logo]()
$830
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:10 pm -
1 stop28h 35m
Mon 8/314:20 am -
1 stop36h 25m
Deal found 8/1![Etihad Airways logo]()
$800
This Justfly.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:10 pm -
1 stop17h 05m
Mon 8/314:50 pm -
1 stop23h 55m
Deal found 8/1![Etihad Airways logo]()
$827
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:10 pm -
1 stop17h 05m
Tue 9/1510:30 pm -
1 stop18h 15m
Deal found 7/31![Etihad Airways logo]()
$802
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:10 pm -
1 stop28h 35m
Mon 9/144:20 am -
1 stop36h 25m
Deal found 7/30![Etihad Airways logo]()
$762
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm -
1 stop17h 05m
Fri 9/2510:30 pm -
1 stop18h 15m
Deal found 8/1![Etihad Airways logo]()
$763
This Mytrip deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:10 pm -
2 stops26h 05m
Sat 10/36:10 am -
1 stop31h 25m
Deal found 8/4![Multiple Airlines logo]()
$819
One-way flights from Dulles Intl to RiyadhSearch for one-way flight options from Dulles Intl to Riyadh. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Dulles Intl to Riyadh. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Mytrip deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 pm -
2 stops22h 35m
Deal found 8/2![Multiple Airlines logo]()
$442
This Mytrip deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:10 pm -
2 stops26h 20m
Deal found 8/3![Multiple Airlines logo]()
$451
This Mytrip deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:10 pm -
2 stops26h 20m
Deal found 8/3![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:20 am -
2 stops37h 25m
Deal found 8/3![Multiple Airlines logo]()
$458
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:05 am -
2 stops29h 40m
Deal found 7/31![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:04 pm -
2 stops59h 11m
Deal found 8/2![Multiple Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/73:10 pm -
2 stops24h 10m
Deal found 8/2![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:10 pm -
2 stops24h 10m
Deal found 8/4![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:30 pm -
3 stops48h 35m
Deal found 8/3![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:39 pm -
2 stops47h 06m
Deal found 8/3![Multiple Airlines logo]()
$486
This IEagle deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am -
1 stop22h 45m
Deal found 8/4![Qatar Airways logo]()
$495
Find flight deals from Dulles Intl to Riyadh
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Riyadh (RUH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $744 (Delta) |
One-way from | $442 (Mytrip) |
Popular in | June |
Cheapest in | April |
Average price | $852 |
Good round-trip deal | $892 or less |
Good one-way deal | $516 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated August 4, 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
Cheapest round-trip
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Sun 11/1
6:12 pm-7:45 pm
1 stop17h 33m
Riyadh King Khaled Intl
Thu 11/12
11:30 pm-11:35 am
1 stop20h 05m
$744
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Sun 11/1
11:10 am-7:45 pm
1 stop24h 35m
Riyadh King Khaled Intl
Mon 11/9
12:05 am-3:45 pm
2 stops23h 40m
$775
Quickest round-trip
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Fri 10/23
4:48 pm-7:45 pm
1 stop19h 57m
Riyadh King Khaled Intl
Sun 11/1
9:45 am-7:20 pm
1 stop17h 35m
$775
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Sun 8/16
9:45 pm-6:35 am
1 stop25h 50m
Riyadh King Khaled Intl
Sun 8/30
8:45 am-7:35 pm
1 stop17h 50m
$837
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Sun 8/16
9:45 pm-6:35 am
1 stop25h 50m
Riyadh King Khaled Intl
Thu 8/20
8:45 am-7:35 pm
1 stop17h 50m
$837
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Sun 11/1
11:10 am-7:45 pm
1 stop24h 35m
Riyadh King Khaled Intl
Fri 1/8
12:05 am-3:55 pm
2 stops23h 50m
$841
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Wed 10/28
3:35 pm-2:55 am
1 stop28h 20m
Riyadh King Khaled Intl
Sun 11/1
4:30 am-10:05 am
1 stop36h 35m
$913
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Fri 10/23
3:10 pm-3:15 pm
1 stop17h 05m
Riyadh King Khaled Intl
Tue 10/27
4:30 am-10:05 am
1 stop36h 35m
$913
Cheapest one-way
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Thu 8/13
11:05 am-11:45 pm
2 stops29h 40m
$461
Washington, D.C.Riyadh
IAD - RUH
IADRUH
Washington, D.C. Dulles Intl
Fri 8/28
8:30 pm-4:05 am
3 stops48h 35m
$483
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to Riyadh
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Riyadh in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Riyadh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Riyadh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Riyadh flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Riyadh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Riyadh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Riyadh
Have a flexible travel schedule? Discover the best time to fly to Riyadh from Dulles Intl with our price prediction graph.
IAD-RUH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Riyadh
Prices
More
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Riyadh?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Riyadh, you should look to book at least 23 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Riyadh?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Riyadh (average of $708). Flying from Washington, D.C. Dulles Intl Airport to Riyadh in June is currently the most expensive (average of $1,468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IAD to RUH?
Find hourly flight availability from Dulles Intl to Riyadh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Riyadh as you normally would.
What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Riyadh?
Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Riyadh chosen by Cheapflights users in the past 12 months, using the same layover each way.
Amman (AMM) – chosen by Cheapflights users on 64% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Riyadh on Cheapflights.
What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Riyadh?
Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Riyadh, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Amman (AMM) is the most affordable 1-stop option, with an average round-trip price of $629.
What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Riyadh?
Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Riyadh, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Amman (AMM) have the shortest average one-way travel time for 1-stop routes: 14h 39m.
Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Riyadh?
Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Riyadh, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Abu Dhabi (AUH) offer the fastest connection on this route, with an average layover time of 2h 00m.
Reviews of airlines servicing Riyadh
Get insights into the airlines that provide service to Riyadh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Riyadh. Reviews last updated August 4, 2026.
Peruse reviews from past customers who have flown with Delta,Turkish Airlines, andSAUDIA from Washington, D.C. Dulles Intl Airport to Riyadh to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
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Dulles Intl and Riyadh flights
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Top 9 airlines flying from Dulles Intl to Riyadh
Discover the top 9 airlines that operate flights from Dulles Intl to Riyadh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$456 | Average$768 | FlexibilityNo cancel fee | On-time61% | |
| Cheapest$570 | Average$869 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$636 | Average$759 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$646 | Average$833 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$758 | Average$1,213 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$783 | Average$1,321 | FlexibilityNo cancel fee | On-time86% | |
| Cheapest$792 | Average$1,067 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$808 | Average$985 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$858 | Average$936 | FlexibilityNo cancel fee | On-time75% |