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$250+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SNN
dic. 4 — dic. 111
jue. 12/4
jue. 12/11
1 adult, Economy
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Find 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 noviembre 4, 2025.

This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/29:45 pmIAD - SNN
1 stop14h 00mAmerican Airlines
mar. 12/97:50 amSNN - IAD
1 stop12h 45mAmerican Airlines
Deal found 11/4$488
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/22:24 pmDCA - SNN
2 stops16h 06mAmerican Airlines
mar. 12/97:50 amSNN - DCA
2 stops18h 08mAmerican Airlines
Deal found 11/4$503
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/76:20 pmIAD - SNN
1 stop12h 10mAmerican Airlines
dom. 12/147:50 amSNN - IAD
1 stop17h 05mAmerican Airlines
Deal found 11/4$538
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/74:43 pmDCA - SNN
2 stops13h 47mAmerican Airlines
dom. 12/147:50 amSNN - DCA
2 stops16h 44mAmerican Airlines
Deal found 11/4$556
This British Airways deal was found by Cheapflights users on 11/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/28:35 pmBWI - SNN
1 stop17h 50mBritish Airways
mar. 12/97:50 amSNN - BWI
1 stop15h 55mBritish Airways
Deal found 11/4$690
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/28:35 pmBWI - SNN
1 stop17h 50mBritish Airways
mié. 12/108:05 pmSNN - BWI
1 stop27h 40mBritish Airways
Deal found 11/3$691
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/29:45 pmIAD - SNN
1 stop14h 00mBritish Airways
mar. 12/98:05 pmSNN - IAD
1 stop28h 50mBritish Airways
Deal found 11/3$691
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/77:40 pmIAD - SNN
2 stops18h 40mMultiple Airlines
dom. 12/145:30 pmSNN - IAD
2 stops30h 00mMultiple Airlines
Deal found 11/4$694
This Air Canada deal was found by Cheapflights users on 11/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:50 pmDCA - SNN
2 stops16h 55mAir Canada
mar. 12/97:50 amSNN - DCA
2 stops19h 45mAir Canada
Deal found 11/3$701
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:29 pmIAD - SNN
2 stops20h 56mBritish Airways
lun. 12/85:30 pmSNN - IAD
1 stop27h 05mBritish Airways
Deal found 11/3$701
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/510:30 pmIAD - SNN
2 stops16h 35mMultiple Airlines
dom. 12/73:20 pmSNN - IAD
3 stops28h 55mMultiple Airlines
Deal found 11/3$704
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/53:44 pmDCA - SNN
2 stops14h 46mBritish Airways
mar. 11/118:05 pmSNN - DCA
2 stops25h 49mBritish Airways
Deal found 11/3$705

Cheap 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 noviembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$503
(American Airlines)

One-way from

$250
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$898
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. 12% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 noviembre 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Galway that are best for you.

Fly from

Washington, D.C.

Fly to

Galway

Route

Depart

Return

Price

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

mar. 12/2

2:24 pm-11:30 am

2 stops16h 06m

Shannon

mar. 12/9

7:50 am-8:58 pm

2 stops18h 08m

$503

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

mar. 12/2

5:29 pm-4:45 pm

2 stops18h 16m

Shannon

mar. 12/9

7:50 am-11:08 pm

2 stops20h 18m

$504

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

dom. 12/7

6:20 pm-11:30 am

1 stop12h 10m

Shannon

dom. 12/14

7:50 am-7:55 pm

1 stop17h 05m

$538

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

lun. 2/2

6:20 pm-11:30 am

1 stop12h 10m

Shannon

lun. 2/9

7:50 am-3:35 pm

1 stop12h 45m

$538

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

dom. 12/7

4:43 pm-11:30 am

2 stops13h 47m

Shannon

dom. 12/14

7:50 am-7:34 pm

2 stops16h 44m

$556

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

vie. 4/24

9:30 pm-3:50 pm

1 stop13h 20m

Shannon

mar. 4/28

7:40 am-7:40 pm

1 stop17h 00m

$619

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

vie. 5/1

8:00 pm-10:15 am

1 stop9h 15m

Shannon

vie. 5/8

12:30 pm-7:33 pm

1 stop12h 03m

$636

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

jue. 4/23

7:00 pm-10:15 am

1 stop10h 15m

Shannon

mié. 4/29

12:30 pm-7:33 pm

1 stop12h 03m

$636

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

mié. 1/7

6:20 pm-11:30 am

1 stop12h 10m

Shannon

mié. 1/21

7:50 am-7:55 pm

1 stop17h 05m

$684

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

jue. 4/23

7:00 pm-10:15 am

1 stop10h 15m

Shannon

lun. 4/27

12:30 pm-6:23 pm

1 stop10h 53m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 48 results
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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

What is the cheapest time of day to fly from WAS to G4W?

Find hourly flight availability from Washington, D.C. to Galway. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 4, 2025.

It’s typically best to fly out from Washington, D.C. to Galway in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the evening, which is usually more expensive.

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

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 noviembre 4, 2025.
Peruse reviews from past customers who have flown with United Airlines and American 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.
United Airlines
7.4
Good
9,002 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,002 reviews
United Airlines
7.4
Good
9,002 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,040 reviews
United Airlines
7.4
Good
9,002 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 $636, American Airlines can have you in Galway from Washington, D.C. in 9h 15m. Washington, D.C. and Galway are separated by a distance of 3284 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Washington, D.C. to Galway one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. to Galway are JetBlue ($446), American Airlines ($484), and Air Canada ($549).

  • 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

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Top 5 airlines flying from Washington, D.C. to Galway

Discover the top 5 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 noviembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$795FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$643Average$645FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$646Average$798FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$796Average$945FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$892Average$996FlexibilityNo cancel feeOn-time71%

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