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Galway

$296+ Cheap flights from Washington, D.C. (WAS) 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SNN
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Galway

Cheapest flights from Washington, D.C. to Galway
Explore the most affordable flight options available from Washington, D.C. to Galway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:30 pm
DCA
-
SNN
1 stop12h 45m
United Airlines
Wed 10/1412:30 pm
SNN
-
DCA
1 stop30h 54m
United Airlines
Deal found 8/2$738
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:33 am
IAD
-
SNN
1 stop20h 42m
United Airlines
Wed 10/1412:30 pm
SNN
-
IAD
1 stop15h 29m
United Airlines
Deal found 8/2$738
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:09 am
BWI
-
SNN
2 stops20h 06m
United Airlines
Fri 10/912:30 pm
SNN
-
BWI
2 stops30h 28m
United Airlines
Deal found 8/2$742
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/235:00 pm
IAD
-
SNN
1 stop13h 45m
Multiple Airlines
Tue 9/296:10 pm
SNN
-
IAD
2 stops45h 17m
Multiple Airlines
Deal found 7/29$761
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.
Tue 9/298:25 pm
IAD
-
SNN
1 stop12h 15m
Multiple Airlines
Thu 10/1512:15 pm
SNN
-
IAD
2 stops35h 45m
Multiple Airlines
Deal found 8/2$779
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:55 pm
DCA
-
SNN
1 stop11h 20m
United Airlines
Tue 10/1312:30 pm
SNN
-
DCA
1 stop14h 29m
United Airlines
Deal found 8/2$788
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 pm
BWI
-
SNN
2 stops22h 05m
Multiple Airlines
Tue 9/224:50 pm
SNN
-
BWI
2 stops31h 35m
Multiple Airlines
Deal found 8/1$792
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 pm
IAD
-
SNN
2 stops22h 05m
Multiple Airlines
Tue 9/224:50 pm
SNN
-
IAD
2 stops31h 30m
Multiple Airlines
Deal found 8/1$792
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:40 pm
IAD
-
SNN
1 stop30h 35m
United Airlines
Tue 10/1312:30 pm
SNN
-
IAD
1 stop13h 57m
United Airlines
Deal found 8/2$793
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.
Fri 10/211:12 am
IAD
-
SNN
2 stops25h 08m
Multiple Airlines
Wed 10/142:05 pm
SNN
-
IAD
1 stop33h 55m
Multiple Airlines
Deal found 8/2$795
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.
Sat 9/128:30 pm
IAD
-
SNN
2 stops20h 55m
Multiple Airlines
Mon 9/2112:40 pm
SNN
-
IAD
2 stops35h 40m
Multiple Airlines
Deal found 7/31$797
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:40 pm
IAD
-
SNN
1 stop30h 35m
United Airlines
Mon 10/1212:30 pm
SNN
-
IAD
1 stop15h 29m
United Airlines
Deal found 8/2$798

Find flight deals from Washington, D.C. to Galway

Keep the following information in mind while searching for Washington, D.C. to Galway flight deals. Data was last updated August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$738
(United Airlines)

One-way from

$296
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$607
Provider with most accurate pricing for Washington, D.C. (WAS)-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Shannon flights.
Search Deals
From Washington, D.C. (WAS) to Galway
Search Deals
One-way flight from Washington, D.C. (WAS) to Galway
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 August 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Galway that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 9/30

4:30 pm-10:15 am

1 stop12h 45m

Shannon

Wed 10/14

12:30 pm-2:24 pm

1 stop30h 54m

$738

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 9/29

10:30 am-10:15 am

1 stop18h 45m

Shannon

Fri 10/9

12:30 pm-2:24 pm

1 stop30h 54m

$738

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 9/29

4:30 pm-10:15 am

1 stop12h 45m

Shannon

Thu 10/15

12:30 pm-10:44 am

1 stop27h 14m

$738

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 9/29

2:59 pm-10:15 am

1 stop14h 16m

Shannon

Tue 10/13

12:30 pm-2:24 pm

1 stop30h 54m

$738

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 9/30

6:45 am-10:15 am

1 stop22h 30m

Shannon

Wed 10/14

12:30 pm-10:59 pm

1 stop15h 29m

$738

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 10/3

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Tue 10/13

12:30 pm-10:59 pm

1 stop15h 29m

$738

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 9/29

9:09 am-10:15 am

2 stops20h 06m

Shannon

Fri 10/9

12:30 pm-1:58 pm

2 stops30h 28m

$742

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 10/2

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Tue 10/13

12:30 pm-9:27 pm

1 stop13h 57m

$793

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 10/3

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Mon 10/12

12:30 pm-10:59 pm

1 stop15h 29m

$798

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 9/1

1:00 pm-7:30 am

1 stop13h 30m

Shannon

Wed 9/16

9:30 am-6:22 pm

1 stop13h 52m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Washington, D.C. to Galway

Have a flexible travel schedule? Discover the best time to fly to Galway from Washington, D.C. 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. to Galway

How much does it cost to fly round-trip from Washington, D.C. to Galway?

Airfare is above average for this route at the moment.
Washington, D.C. to Galway flights typically cost between $536 and $737 in September.
The cheapest round-trip price found within the last 5 days was $738 on United Airlines (Sep 29-Oct 15).

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 August 3, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Washington, D.C. to Galway 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.
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,058 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,842 reviews
Delta
7.8
Good
8,483 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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. to Galway?

    For as low as $738, United Airlines can have you in Galway from Washington, D.C. in 12h 45m. Washington, D.C. and Galway are separated by a distance of 3284 mi.

  • What are the most popular routes from Washington, D.C. to Galway?

    Most travelers choose Washington, D.C. Dulles Intl - Shannon, Baltimore/Washington - Shannon or Washington, D.C. Reagan-National - Shannon when deciding on the best route from Washington, D.C. to Galway.

  • Can I find deals for flights from Washington, D.C. to Galway that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Galway flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Galway?

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

  • Can I find deals for business class flights from Washington, D.C. to Galway?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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

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 for Washington, D.C. to Galway

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Dublin flights
Dulles Intl to Shannon flights
Dulles Intl to Cork flights
Reagan-National to Shannon flights

Top 3 airlines flying from Washington, D.C. to Galway

Discover the top 3 airlines that operate flights from Washington, D.C. 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 August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$157Average$1,603FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$489Average$633FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$634Average$1,045FlexibilityNo cancel feeOn-time69%

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