$923+ Cheap flights from Dulles Intl (IAD) to Wales
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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CWL
Nov 22 — Nov 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dulles Intl to Wales 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.Cheap flight deals from Dulles Intl to Wales
Cheapest
Best
Last-minute
Cheapest flights from Dulles Intl to WalesExplore the most affordable flight options available from Dulles Intl to Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Dulles Intl to Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Thu 12/37:40 pm -
2 stops31h 10m
Thu 12/101:25 pm -
1 stop31h 20m
Deal found 10/19![Multiple Airlines logo]()
$923
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/65:15 pm -
1 stop9h 55m
Sun 12/139:05 am -
2 stops36h 15m
Deal found 10/22![Multiple Airlines logo]()
$949
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Mon 11/237:40 pm -
3 stops16h 20m
Mon 12/78:35 am -
1 stop12h 10m
Deal found 10/21![Multiple Airlines logo]()
$1,170
This KLM deal was found by Cheapflights users on 10/18. 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.
Tue 12/15:45 pm -
1 stop18h 15m
Tue 12/85:30 pm -
1 stop27h 25m
Deal found 10/18![KLM logo]()
$1,196
This KLM deal was found by Cheapflights users on 10/21. 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 11/2312:35 pm -
2 stops16h 10m
Mon 12/75:30 pm -
1 stop27h 15m
Deal found 10/21![KLM logo]()
$1,209
This Delta deal was found by Cheapflights users on 10/18. 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 12/111:30 am -
2 stops17h 20m
Tue 12/810:20 am -
2 stops18h 03m
Deal found 10/18![Delta logo]()
$1,210
Best flights from Dulles Intl to WalesDiscover carefully curated flight deals from Dulles Intl to Wales that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Dulles Intl to Wales that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This Mytrip deal was found by Cheapflights users on 10/19. 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 12/35:15 pm -
1 stop17h 25m
Thu 12/101:25 pm -
1 stop10h 55m
Deal found 10/19![Multiple Airlines logo]()
$964
This Virgin Atlantic deal was found by Cheapflights users on 10/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/197:00 am -
2 stops21h 15m
Tue 4/279:50 am -
1 stop10h 45m
Deal found 10/20![Virgin Atlantic logo]()
$1,131
This Delta deal was found by Cheapflights users on 10/23. 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 3/81:00 pm -
2 stops15h 50m
Sat 3/1310:20 am -
2 stops17h 42m
Deal found 10/23![Delta logo]()
$1,187
This KLM deal was found by Cheapflights users on 10/18. 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.
Tue 12/15:45 pm -
1 stop18h 15m
Tue 12/85:30 pm -
1 stop27h 25m
Deal found 10/18![KLM logo]()
$1,196
This KLM deal was found by Cheapflights users on 10/21. 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 11/2312:35 pm -
2 stops16h 10m
Mon 12/75:30 pm -
1 stop27h 15m
Deal found 10/21![KLM logo]()
$1,209
This Delta deal was found by Cheapflights users on 10/18. 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 12/111:30 am -
2 stops17h 20m
Tue 12/810:20 am -
2 stops18h 03m
Deal found 10/18![Delta logo]()
$1,210
This Mytrip deal was found by Cheapflights users on 10/22. 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 12/67:40 pm -
3 stops35h 05m
Sun 12/137:00 am -
2 stops17h 05m
Deal found 10/22![Multiple Airlines logo]()
$1,211
Last-minute flights from Dulles Intl to WalesDiscover last-minute flight deals from Dulles Intl to Wales. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Wales. Data last updated October 23, 2026 and is based on user searches.
This Virgin Atlantic deal was found by Cheapflights users on 10/23. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:15 pm -
1 stop17h 45m
Sat 12/125:30 pm -
1 stop27h 10m
Deal found 10/23![Virgin Atlantic logo]()
$1,422
This Delta deal was found by Cheapflights users on 10/23. 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 11/1612:32 pm -
2 stops16h 13m
Sat 12/1210:20 am -
2 stops19h 21m
Deal found 10/23![Delta logo]()
$1,437
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Mon 11/168:50 pm -
3 stops33h 55m
Sat 12/1210:50 am -
2 stops33h 55m
Deal found 10/23![Multiple Airlines logo]()
$1,527
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Mon 11/237:40 pm -
3 stops16h 20m
Mon 12/78:35 am -
1 stop12h 10m
Deal found 10/21![Multiple Airlines logo]()
$1,170
This KLM deal was found by Cheapflights users on 10/21. 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 11/2312:35 pm -
2 stops16h 10m
Mon 12/75:30 pm -
1 stop27h 15m
Deal found 10/21![KLM logo]()
$1,209
Find flight deals from Dulles Intl to Wales
Keep the following information in mind while searching for Dulles Intl to Wales flight deals. Data was last updated October 23, 2026.
Round-trip from | $923 (Kiwi.com) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Wales 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 October 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Wales that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Thu 12/3
5:15 pm-3:40 pm
1 stop17h 25m
Cardiff Wales
Thu 12/10
1:25 pm-7:20 pm
1 stop10h 55m
$964
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Mon 4/19
7:00 am-9:15 am
2 stops21h 15m
Cardiff Wales
Tue 4/27
9:50 am-3:35 pm
1 stop10h 45m
$1,131
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Mon 3/8
1:00 pm-9:50 am
2 stops15h 50m
Cardiff Wales
Sat 3/13
10:20 am-11:02 pm
2 stops17h 42m
$1,187
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Tue 12/1
5:45 pm-5:00 pm
1 stop18h 15m
Cardiff Wales
Tue 12/8
5:30 pm-3:55 pm
1 stop27h 25m
$1,196
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Mon 11/23
12:35 pm-9:45 am
2 stops16h 10m
Cardiff Wales
Mon 12/7
5:30 pm-3:45 pm
1 stop27h 15m
$1,209
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Tue 12/1
11:30 am-9:50 am
2 stops17h 20m
Cardiff Wales
Tue 12/8
10:20 am-11:23 pm
2 stops18h 03m
$1,210
Washington, D.C.Cardiff
IAD Washington, D.C. Dulles Intl - CWL Cardiff Wales
IADCWL
Washington, D.C. Dulles Intl
Sun 12/6
7:40 pm-11:45 am
3 stops35h 05m
Cardiff Wales
Sun 12/13
7:00 am-7:05 pm
2 stops17h 05m
$1,211
Sorted by cheapest first
Best time to book a flight from Dulles Intl to Wales
Have a flexible travel schedule? Discover the best time to fly to Wales from Dulles Intl with our price prediction graph.
IAD-CWL
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 Wales
IAD-GBWLS
IAD-CWL
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Wales. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations