$314+ Cheap flights from Dulles Intl (IAD) to Galway, Ireland
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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SNN
Jun 19 — Jun 261
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Galway 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
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Cheapest flights from Dulles Intl to GalwayExplore the most affordable flight options available from Dulles Intl to Galway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
Explore the most affordable flight options available from Dulles Intl to Galway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 9/18:30 pm
IAD
- SNN
2 stops22h 05m
Multiple Airlines
Wed 9/302:05 pm
SNN
- IAD
1 stop30h 25m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$856
This Delta deal was found by Cheapflights users on 5/18. 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.
Mon 7/136:36 pm
IAD
- SNN
1 stop11h 34m
Delta
Tue 8/251:05 pm
SNN
- IAD
1 stop10h 28m
Delta
Deal found 5/18![Delta logo]()
$882
This KLM deal was found by Cheapflights users on 5/18. 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.
Mon 7/1312:37 pm
IAD
- SNN
2 stops17h 33m
Multiple Airlines
Tue 8/251:05 pm
SNN
- IAD
2 stops15h 21m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$887
This KLM deal was found by Cheapflights users on 5/18. 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.
Sun 7/512:29 pm
IAD
- SNN
1 stop17h 41m
Multiple Airlines
Tue 7/211:05 pm
SNN
- IAD
2 stops15h 08m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$925
This Delta deal was found by Cheapflights users on 5/15. 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 7/57:14 pm
IAD
- SNN
1 stop10h 56m
Delta
Tue 7/211:05 pm
SNN
- IAD
2 stops27h 32m
Delta
Deal found 5/15![Delta logo]()
$929
This KLM deal was found by Cheapflights users on 5/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:00 pm
IAD
- SNN
2 stops14h 10m
KLM
Sat 9/121:05 pm
SNN
- IAD
1 stop11h 11m
KLM
Deal found 5/19![KLM logo]()
$930
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:10 pm
IAD
- SNN
1 stop13h 20m
United Airlines
Mon 9/712:30 pm
SNN
- IAD
1 stop13h 58m
United Airlines
Deal found 5/18![United Airlines logo]()
$932
This KLM deal was found by Cheapflights users on 5/15. 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.
Sun 8/307:20 pm
IAD
- SNN
1 stop10h 50m
KLM
Mon 9/71:05 pm
SNN
- IAD
2 stops16h 05m
KLM
Deal found 5/15![KLM logo]()
$937
This United Airlines deal was found by Cheapflights users on 5/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:41 pm
IAD
- SNN
1 stop30h 34m
United Airlines
Mon 9/712:30 pm
SNN
- IAD
1 stop15h 29m
United Airlines
Deal found 5/17![United Airlines logo]()
$938
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1212:35 pm
IAD
- SNN
1 stop16h 40m
United Airlines
Tue 7/219:30 am
SNN
- IAD
1 stop12h 00m
United Airlines
Deal found 5/18![United Airlines logo]()
$939
Best flights from Dulles Intl to GalwayDiscover carefully curated flight deals from Dulles Intl to Galway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
Discover carefully curated flight deals from Dulles Intl to Galway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:40 pm
IAD
- SNN
1 stop10h 50m
United Airlines
Thu 10/112:30 pm
SNN
- IAD
1 stop13h 52m
United Airlines
Deal found 5/19![United Airlines logo]()
$882
This KLM deal was found by Cheapflights users on 5/15. 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.
Sun 8/307:20 pm
IAD
- SNN
1 stop10h 50m
KLM
Mon 9/71:05 pm
SNN
- IAD
2 stops16h 05m
KLM
Deal found 5/15![KLM logo]()
$937
This United Airlines deal was found by Cheapflights users on 5/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:45 pm
IAD
- SNN
1 stop11h 30m
United Airlines
Wed 9/3012:30 pm
SNN
- IAD
1 stop13h 52m
United Airlines
Deal found 5/17![United Airlines logo]()
$882
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:40 pm
IAD
- SNN
1 stop10h 50m
United Airlines
Mon 9/712:30 pm
SNN
- IAD
1 stop13h 58m
United Airlines
Deal found 5/19![United Airlines logo]()
$932
This United Airlines deal was found by Cheapflights users on 5/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:41 pm
IAD
- SNN
1 stop30h 34m
United Airlines
Mon 9/712:30 pm
SNN
- IAD
1 stop15h 29m
United Airlines
Deal found 5/17![United Airlines logo]()
$938
This United Airlines deal was found by Cheapflights users on 5/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:42 pm
IAD
- SNN
1 stop11h 33m
United Airlines
Tue 7/219:30 am
SNN
- IAD
1 stop14h 32m
United Airlines
Deal found 5/15![United Airlines logo]()
$939
This United Airlines deal was found by Cheapflights users on 5/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:20 am
IAD
- SNN
1 stop18h 10m
United Airlines
Sun 9/2712:30 pm
SNN
- IAD
1 stop15h 29m
United Airlines
Deal found 5/17![United Airlines logo]()
$942
Last-minute flights from Dulles Intl to GalwayDiscover last-minute flight deals from Dulles Intl to Galway. Data last updated May 20, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Galway. Data last updated May 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:15 pm
IAD
- SNN
1 stop33h 15m
United Airlines
Wed 5/279:30 am
SNN
- IAD
1 stop16h 52m
United Airlines
Deal found 5/19![United Airlines logo]()
$1,052
This Delta deal was found by Cheapflights users on 5/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:33 pm
IAD
- SNN
1 stop10h 37m
Delta
Wed 6/31:05 pm
SNN
- IAD
1 stop10h 48m
Delta
Deal found 5/19![Delta logo]()
$1,045
This Delta deal was found by Cheapflights users on 5/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/241:32 pm
IAD
- SNN
1 stop16h 38m
Delta
Tue 6/21:05 pm
SNN
- IAD
1 stop10h 48m
Delta
Deal found 5/19![Delta logo]()
$985
This Orbitz deal was found by Cheapflights users on 5/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:44 pm
IAD
- SNN
2 stops17h 36m
Air Canada
Mon 6/89:15 pm
SNN
- IAD
2 stops28h 14m
Air Canada
Deal found 5/19![Air Canada logo]()
$984
This Mytrip deal was found by Cheapflights users on 5/19. 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.
Wed 6/39:45 am
IAD
- SNN
3 stops22h 45m
Multiple Airlines
Mon 6/84:10 pm
SNN
- IAD
3 stops34h 16m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$1,027
This Cheapflightsfares deal was found by Cheapflights users on 5/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:10 pm
IAD
- SNN
2 stops18h 25m
Aer Lingus
Tue 6/169:15 pm
SNN
- IAD
2 stops27h 00m
Aer Lingus
Deal found 5/19![Aer Lingus logo]()
$1,032
This Mytrip deal was found by Cheapflights users on 5/19. 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 6/119:55 am
IAD
- SNN
2 stops22h 30m
Multiple Airlines
Wed 6/172:05 pm
SNN
- IAD
2 stops30h 05m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$1,002
This Mytrip deal was found by Cheapflights users on 5/17. 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 6/148:18 am
IAD
- SNN
3 stops26h 17m
Multiple Airlines
Sun 6/217:10 am
SNN
- IAD
3 stops37h 06m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$964
This Cheapflightsfares deal was found by Cheapflights users on 5/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/159:00 pm
IAD
- SNN
2 stops18h 35m
Aer Lingus
Mon 6/229:15 pm
SNN
- IAD
2 stops27h 10m
Aer Lingus
Deal found 5/17![Aer Lingus logo]()
$1,050
One-way flights from Dulles Intl to GalwaySearch for one-way flight options from Dulles Intl to Galway. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
Search for one-way flight options from Dulles Intl to Galway. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/19. 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.
Mon 7/203:16 pm
IAD
- SNN
3 stops51h 59m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 5/19. 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.
Tue 8/258:30 pm
IAD
- SNN
2 stops22h 05m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 7/238:30 pm
IAD
- SNN
2 stops18h 20m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 5/19. 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.
Tue 7/211:36 pm
IAD
- SNN
2 stops29h 39m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Wed 9/307:00 am
IAD
- SNN
3 stops25h 30m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 5/19. 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.
Wed 7/228:57 pm
IAD
- SNN
3 stops38h 38m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$406
This Cheapflightsfares deal was found by Cheapflights users on 5/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:25 pm
IAD
- SNN
1 stop17h 10m
British Airways
Deal found 5/16![British Airways logo]()
$448
Find flight deals from Dulles Intl to Galway
Keep the following information in mind while searching for Dulles Intl to Galway flight deals. Data was last updated May 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $825 (Air France) |
One-way from | $314 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $745 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Galway 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 May 20, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Galway that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Tue 9/15
3:40 pm-7:30 am
1 stop10h 50m
Shannon
Thu 10/1
12:30 pm-9:22 pm
1 stop13h 52m
$882
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Tue 9/1
5:45 pm-10:15 am
1 stop11h 30m
Shannon
Wed 9/30
12:30 pm-9:22 pm
1 stop13h 52m
$882
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Sun 8/30
3:40 pm-7:30 am
1 stop10h 50m
Shannon
Mon 9/7
12:30 pm-9:28 pm
1 stop13h 58m
$932
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Sun 8/30
7:20 pm-11:10 am
1 stop10h 50m
Shannon
Mon 9/7
1:05 pm-12:10 am
2 stops16h 05m
$937
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Sat 8/29
10:41 pm-10:15 am
1 stop30h 34m
Shannon
Mon 9/7
12:30 pm-10:59 pm
1 stop15h 29m
$938
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Sun 7/12
5:42 pm-10:15 am
1 stop11h 33m
Shannon
Tue 7/21
9:30 am-7:02 pm
1 stop14h 32m
$939
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Tue 9/22
8:20 am-7:30 am
1 stop18h 10m
Shannon
Sun 9/27
12:30 pm-10:59 pm
1 stop15h 29m
$942
Cheapest one-way
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Mon 7/20
6:36 pm-11:10 am
1 stop11h 34m
$463
Quickest one-way
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Tue 7/21
5:42 pm-10:15 am
1 stop11h 33m
$463
Washington, D.C.Shannon
IAD - SNN
IADSNN
Washington, D.C. Dulles Intl
Tue 8/25
12:29 pm-11:10 am
1 stop17h 41m
$463
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Galway
Have a flexible travel schedule? Discover the best time to fly to Galway from Dulles Intl with our price prediction graph.
IAD-SNN
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 Galway
IAD-G4W
IAD-SNN
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Galway
Get insights into the airlines that provide service to Galway. 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 Galway. Reviews last updated May 20, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Galway, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Galway. 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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Dulles Intl and Galway flights
Browse other Dulles Intl and Galway flight options. Last updated on May 20, 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 May 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dulles Intl to Galway flights
Consider these flights traveling from Dulles Intl to Galway.
Top 3 airlines flying from Dulles Intl to Galway
Discover the top 3 airlines that operate flights from Dulles Intl to Galway. 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 May 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$1,442 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$777 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$634 | Average$932 | FlexibilityNo cancel fee | On-time69% |