Galway

$328+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SNN
Mar 15 — Mar 221
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Cheap flight deals from Dulles Intl to Galway

Cheapest flights from Dulles Intl to Galway
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 February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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 4/512:41 pm
IAD
-
SNN
1 stop16h 34m
United Airlines
Tue 4/2112:30 pm
SNN
-
IAD
1 stop15h 55m
United Airlines
Deal found 2/10$602
This KLM deal was found by Cheapflights users on 2/9. 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 9/87:59 pm
IAD
-
SNN
1 stop10h 11m
Multiple Airlines
Wed 9/161:05 pm
SNN
-
IAD
1 stop11h 11m
Multiple Airlines
Deal found 2/9$608
This Mytrip deal was found by Cheapflights users on 2/10. 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.
Tue 3/108:40 pm
IAD
-
SNN
2 stops20h 50m
Multiple Airlines
Tue 3/177:50 am
SNN
-
IAD
2 stops15h 40m
Multiple Airlines
Deal found 2/10$649
This United Airlines deal was found by Cheapflights users on 2/11. 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 8/1510:10 pm
IAD
-
SNN
1 stop28h 20m
United Airlines
Sat 8/299:30 am
SNN
-
IAD
1 stop11h 31m
United Airlines
Deal found 2/11$664
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Fri 3/206:05 pm
IAD
-
SNN
2 stops22h 00m
Multiple Airlines
Mon 3/2310:50 am
SNN
-
IAD
2 stops13h 40m
Multiple Airlines
Deal found 2/9$685
This Mytrip deal was found by Cheapflights users on 2/12. 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 4/278:30 pm
IAD
-
SNN
3 stops20h 05m
Multiple Airlines
Tue 5/58:00 am
SNN
-
IAD
3 stops36h 10m
Multiple Airlines
Deal found 2/12$742
This Mytrip deal was found by Cheapflights users on 2/11. 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 3/118:40 pm
IAD
-
SNN
2 stops14h 00m
Multiple Airlines
Wed 3/187:50 am
SNN
-
IAD
2 stops15h 40m
Multiple Airlines
Deal found 2/11$746
This oojo deal was found by Cheapflights users on 2/9. 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.
Wed 11/45:05 pm
IAD
-
SNN
2 stops21h 20m
Aer Lingus
Wed 11/187:50 am
SNN
-
IAD
2 stops16h 40m
Aer Lingus
Deal found 2/9$747
This oojo deal was found by Cheapflights users on 2/9. 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 4/68:40 pm
IAD
-
SNN
2 stops14h 30m
Aer Lingus
Wed 4/154:50 pm
SNN
-
IAD
2 stops27h 55m
Aer Lingus
Deal found 2/9$750
This Mytrip deal was found by Cheapflights users on 2/9. 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 3/3010:20 pm
IAD
-
SNN
2 stops16h 10m
Multiple Airlines
Mon 4/69:00 pm
SNN
-
IAD
2 stops27h 25m
Multiple Airlines
Deal found 2/9$754
This oojo deal was found by Cheapflights users on 2/9. 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.
Wed 11/46:20 pm
IAD
-
SNN
1 stop20h 05m
British Airways
Wed 11/187:50 am
SNN
-
IAD
2 stops16h 40m
British Airways
Deal found 2/9$756

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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$602
(United Airlines)

One-way from

$328
(Kiwi.com)

Popular in

June

Cheapest in

January
Provider with most accurate pricing for Washington, D.C. (WAS)-Shannon flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Shannon flights.
From Washington, D.C. Dulles Intl to Galway
One-way flight from Washington, D.C. Dulles Intl to Galway
Highest demand for flights based on searches. 5% potential increase in price ($48 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).

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 February 13, 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

Dulles Intl

Fly to

Galway

Route

Depart

Return

Price

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/5

12:41 pm-10:15 am

1 stop16h 34m

Shannon

Tue 4/21

12:30 pm-11:25 pm

1 stop15h 55m

$602

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 3/20

6:05 pm-8:05 pm

2 stops22h 00m

Shannon

Mon 3/23

10:50 am-8:30 pm

2 stops13h 40m

$685

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 7/12

6:15 am-7:30 am

1 stop20h 15m

Shannon

Tue 7/21

9:30 am-4:26 pm

1 stop11h 56m

$766

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/11

10:00 pm-4:45 pm

2 stops14h 45m

Shannon

Wed 3/18

7:50 am-8:30 pm

2 stops16h 40m

$771

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/11

7:20 pm-4:45 pm

1 stop17h 25m

Shannon

Wed 3/18

7:50 am-8:30 pm

2 stops16h 40m

$775

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

5:40 pm-11:20 am

1 stop12h 40m

Shannon

Wed 4/15

7:30 am-3:50 pm

1 stop13h 20m

$776

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/5

12:40 pm-11:20 am

2 stops17h 40m

Shannon

Tue 4/21

7:30 am-8:37 pm

2 stops18h 07m

$780

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 3/1

5:05 pm-7:25 pm

2 stops21h 20m

Shannon

Tue 3/3

7:50 am-7:30 pm

2 stops16h 40m

$790

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 3/30

8:40 pm-4:10 pm

2 stops14h 30m

Shannon

Mon 4/6

9:15 pm-5:25 pm

1 stop25h 10m

$791

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 5/6

8:30 pm-8:50 pm

3 stops43h 20m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 16 results
1
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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.
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
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 February 13, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Galway, such as Delta, KLM, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.
  • How long is the flight from Washington, D.C. Dulles Intl Airport to Galway?

    A quick flight from Washington, D.C. Dulles Intl Airport to Galway can take about 16h 34m. United Airlines provides one of the quickest options available for as low as $602. The distance between Washington, D.C. Dulles Intl Airport and Galway is about 3296 mi.

  • Can I find deals for flights from Dulles Intl to Galway that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Galway flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Galway?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Galway.

  • Can I find deals for business class flights from Dulles Intl to Galway?

    Yes. Cheapflights offers flight deals from Dulles Intl to Galway by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 4 airlines flying from Dulles Intl to Galway

Discover the top 4 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$157Average$936FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$489Average$793FlexibilityNo cancel feeOn-time71%
KLMCheapest$643Average$644FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$646Average$735FlexibilityNo cancel feeOn-time69%

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