$338+ Cheap flights from Dulles Intl (IAD) to Riyadh (RUH)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RUH
Oct 8 — Oct 151
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 Friday or Monday 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 September 8, 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 September 8, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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 10/267:45 pm -
1 stop17h 00m
Fri 10/3011:30 pm -
1 stop21h 38m
Deal found 9/8![Delta logo]()
$577
This Delta deal was found by Cheapflights users on 9/6. 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 11/157:37 pm -
1 stop16h 08m
Sat 11/2111:30 pm -
1 stop20h 07m
Deal found 9/6![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 9/7. 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 9/7![Delta logo]()
$609
This Delta deal was found by Cheapflights users on 9/6. 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.
Sat 10/243:03 pm -
1 stop21h 42m
Sun 11/159:45 am -
1 stop17h 35m
Deal found 9/6![Delta logo]()
$610
This Delta deal was found by Cheapflights users on 9/6. 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.
Sat 11/146:15 pm -
1 stop20h 30m
Sat 12/511:30 pm -
1 stop24h 33m
Deal found 9/6![Delta logo]()
$614
This Delta deal was found by Cheapflights users on 9/7. 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 10/412:25 pm -
2 stops35h 10m
Sat 11/2111:30 pm -
1 stop20h 07m
Deal found 9/7![Delta logo]()
$620
This Delta deal was found by Cheapflights users on 9/3. 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 11/115:00 pm -
1 stop18h 45m
Fri 12/49:45 am -
1 stop38h 45m
Deal found 9/3![Delta logo]()
$622
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:15 pm -
1 stop29h 20m
Thu 11/1911:30 pm -
1 stop20h 07m
Deal found 9/7![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 9/6. 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.
Sat 11/146:15 pm -
1 stop20h 30m
Tue 12/112:05 am -
2 stops23h 50m
Deal found 9/6![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 9/6. 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 10/256:45 pm -
1 stop21h 00m
Sun 11/19:45 am -
1 stop17h 35m
Deal found 9/6![Delta logo]()
$646
This Delta deal was found by Cheapflights users on 9/3. 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 10/296:32 pm -
2 stops21h 13m
Mon 11/212:05 am -
2 stops23h 40m
Deal found 9/3![Delta logo]()
$649
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 September 8, 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 September 8, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 11/157:37 pm -
1 stop16h 08m
Thu 12/311:30 pm -
1 stop20h 09m
Deal found 9/3![Delta logo]()
$578
This KLM deal was found by Cheapflights users on 9/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/276:30 pm -
2 stops20h 15m
Sun 3/219:45 am -
1 stop17h 35m
Deal found 9/4![KLM logo]()
$822
This Etihad Airways deal was found by Cheapflights users on 9/7. 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 10/73:10 pm -
1 stop17h 05m
Thu 11/1910:30 am -
1 stop30h 35m
Deal found 9/7![Etihad Airways logo]()
$823
This SAUDIA deal was found by Cheapflights users on 9/3. 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 SAUDIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:50 pm -
Nonstop12h 20m
Sun 11/298:15 am -
Nonstop14h 30m
Deal found 9/3![SAUDIA logo]()
$1,044
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 11/155:00 pm -
1 stop18h 45m
Sat 12/511:30 pm -
1 stop20h 09m
Deal found 9/3![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 9/4. 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 10/267:45 pm -
1 stop17h 00m
Fri 10/3011:30 pm -
1 stop21h 38m
Deal found 9/4![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 9/3. 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.
Mon 11/96:15 pm -
1 stop20h 30m
Thu 12/311:30 pm -
1 stop22h 32m
Deal found 9/3![Delta logo]()
$614
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 11/157:37 pm -
1 stop16h 08m
Tue 12/19:45 am -
2 stops21h 38m
Deal found 9/3![Delta logo]()
$620
This Delta deal was found by Cheapflights users on 9/5. 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.
Tue 10/206:15 pm -
1 stop29h 20m
Tue 10/2711:30 pm -
1 stop24h 40m
Deal found 9/5![Delta logo]()
$628
This KLM deal was found by Cheapflights users on 9/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:55 pm -
2 stops19h 50m
Thu 10/2912:05 am -
3 stops24h 25m
Deal found 9/7![KLM logo]()
$977
This Delta deal was found by Cheapflights users on 9/6. 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.
Tue 10/66:15 pm -
1 stop29h 20m
Tue 10/208:45 am -
2 stops21h 31m
Deal found 9/6![Delta logo]()
$670
This Delta deal was found by Cheapflights users on 9/5. 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 1/15:00 pm -
1 stop18h 45m
Fri 1/88:15 am -
Nonstop14h 30m
Deal found 9/5![Delta logo]()
$1,283
Last-minute flights from Dulles Intl to RiyadhDiscover last-minute flight deals from Dulles Intl to Riyadh. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Riyadh. Data last updated September 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/7. 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 10/412:25 pm -
2 stops35h 10m
Sat 11/2111:30 pm -
1 stop20h 07m
Deal found 9/7![Delta logo]()
$620
This Delta deal was found by Cheapflights users on 9/7. 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 10/46:26 pm -
2 stops29h 09m
Sun 11/159:45 am -
1 stop17h 35m
Deal found 9/7![Delta logo]()
$652
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/69:45 pm -
1 stop25h 50m
Mon 11/1611:30 pm -
1 stop20h 07m
Deal found 9/7![Delta logo]()
$628
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:32 pm -
2 stops29h 03m
Tue 11/1712:05 am -
2 stops23h 50m
Deal found 9/7![Delta logo]()
$651
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 10/69:45 pm -
1 stop25h 50m
Mon 11/1612:05 am -
2 stops23h 40m
Deal found 9/7![Delta logo]()
$659
This Delta deal was found by Cheapflights users on 9/7. 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 10/189:45 pm -
1 stop25h 50m
Sun 11/19:45 am -
1 stop17h 35m
Deal found 9/7![Delta logo]()
$660
This Delta deal was found by Cheapflights users on 9/6. 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.
Sat 10/243:03 pm -
1 stop21h 42m
Sun 11/159:45 am -
1 stop17h 35m
Deal found 9/6![Delta logo]()
$610
This Delta deal was found by Cheapflights users on 9/6. 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 10/256:45 pm -
1 stop21h 00m
Sun 11/19:45 am -
1 stop17h 35m
Deal found 9/6![Delta logo]()
$646
This Delta deal was found by Cheapflights users on 9/8. 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 10/267:45 pm -
1 stop17h 00m
Fri 10/3011:30 pm -
1 stop21h 38m
Deal found 9/8![Delta logo]()
$577
This Delta deal was found by Cheapflights users on 9/6. 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 10/267:45 pm -
1 stop17h 00m
Mon 11/911:30 pm -
1 stop24h 29m
Deal found 9/6![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 9/3. 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 10/296:12 pm -
1 stop18h 33m
Mon 11/212:05 am -
2 stops23h 40m
Deal found 9/3![Delta logo]()
$609
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 September 8, 2026.
Search for one-way flight options from Dulles Intl to Riyadh. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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 11/43:04 pm -
1 stop20h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 9/6. 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 11/1112:35 pm -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Delta logo]()
$342
This Delta deal was found by Cheapflights users on 9/8. 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 11/26:15 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 9/7. 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 2/16:15 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 9/296:26 pm -
2 stops29h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$380
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/229:45 pm -
1 stop25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$388
This Trip.com deal was found by Cheapflights users on 9/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:10 pm -
2 stops26h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$423
This ubfly deal was found by Cheapflights users on 9/7. 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 ubfly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:05 am -
1 stop24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Royal Jordanian logo]()
$440
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Sun 9/273:10 pm -
2 stops26h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$450
This ubfly deal was found by Cheapflights users on 9/7. 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 ubfly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:10 pm -
1 stop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Etihad Airways logo]()
$453
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $578 (Delta) |
One-way from | $338 (Delta) |
Popular in | June |
Cheapest in | April |
Average price | $941 |
Good round-trip deal | $705 or less |
Good one-way deal | $400 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 7,457,451 searches. Data last updated September 8, 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 Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Wed 11/4
11:10 am-7:45 pm
1 stop24h 35m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$338
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Sun 11/15
12:32 pm-7:45 pm
1 stop23h 13m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$338
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Thu 11/5
5:45 pm-10:45 pm
1 stop21h 00m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$374
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Mon 11/2
6:15 pm-10:45 pm
1 stop20h 30m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$374
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Wed 11/18
6:15 pm-10:45 pm
1 stop20h 30m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$374
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Sat 11/14
6:15 pm-10:45 pm
1 stop20h 30m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$374
Quickest round-trip
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Thu 11/12
6:20 pm-10:45 pm
2 stops20h 25m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$378
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Tue 9/29
6:26 pm-6:35 am
2 stops29h 09m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$380
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Sun 10/4
9:45 pm-6:35 am
1 stop25h 50m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$388
Washington, D.C.Riyadh
IAD Washington, D.C. Dulles Intl - RUH Riyadh King Khaled Intl
IADRUH
Washington, D.C. Dulles Intl
Tue 9/22
9:45 pm-6:35 am
1 stop25h 50m
Riyadh King Khaled Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$388
Showing 1-10 of 22 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 September.
| 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 Accuracy- | Trust Score*1 star | |
| 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
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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 September 8, 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 47% 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 Doha (DOH) offer the fastest connection on this route, with an average layover time of 1h 35m.
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 September 8, 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
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Riyadh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Search flights from Dulles Intl to Riyadh by cabin class
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Dulles Intl and Riyadh flights
Browse other Dulles Intl and Riyadh flight options. Last updated on September 8, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
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Other flights to Riyadh
Explore flights to Riyadh departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Top 8 airlines flying from Dulles Intl to Riyadh
Discover the top 8 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$456 | Average$861 | FlexibilityNo cancel fee | On-time61% | |
| Cheapest$570 | Average$866 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$636 | Average$751 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$643 | Average$832 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$758 | Average$1,310 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$783 | Average$1,337 | FlexibilityNo cancel fee | On-time86% | |
| Cheapest$792 | Average$896 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$808 | Average$985 | FlexibilityNo cancel fee | On-time76% |