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Washington, D.C.

$419+ Cheap flights from Glasgow Intl (GLA) to Washington, D.C. (WAS)

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — WAS
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
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Cheap flight deals from Glasgow Intl to Washington, D.C.

Cheapest flights from Glasgow Intl to Washington, D.C.
Explore the most affordable flight options available from Glasgow Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2026.

This Mytrip deal was found by Cheapflights users on 3/24. 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 5/86:50 am
GLA
-
IAD
2 stops20h 25m
Multiple Airlines
Fri 5/1511:20 pm
IAD
-
GLA
2 stops16h 05m
Multiple Airlines
Deal found 3/24$605
This Mytrip deal was found by Cheapflights users on 3/23. 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.
Thu 5/77:00 am
GLA
-
IAD
2 stops17h 20m
Multiple Airlines
Thu 5/148:30 pm
IAD
-
GLA
2 stops19h 20m
Multiple Airlines
Deal found 3/23$621
This The Travel House deal was found by Cheapflights users on 3/22. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:55 am
GLA
-
BWI
1 stop11h 45m
Icelandair
Mon 11/307:40 pm
BWI
-
GLA
1 stop9h 15m
Icelandair
Deal found 3/22$627
This The Travel House deal was found by Cheapflights users on 3/23. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:30 pm
GLA
-
IAD
1 stop9h 50m
Icelandair
Mon 4/278:30 pm
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 3/23$629
This Booking.com deal was found by Cheapflights users on 3/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:05 am
GLA
-
IAD
2 stops17h 15m
Multiple Airlines
Tue 5/128:30 pm
IAD
-
GLA
2 stops19h 25m
Multiple Airlines
Deal found 3/21$634
This The Travel House deal was found by Cheapflights users on 3/24. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:20 pm
GLA
-
BWI
1 stop12h 55m
Icelandair
Tue 6/911:20 pm
BWI
-
GLA
1 stop9h 05m
Icelandair
Deal found 3/24$645
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/12:30 pm
GLA
-
IAD
1 stop9h 50m
Icelandair
Sun 5/108:30 pm
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 3/24$648
This Gotogate deal was found by Cheapflights users on 3/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/92:20 pm
GLA
-
BWI
1 stop12h 55m
Icelandair
Sat 5/1611:20 pm
BWI
-
GLA
1 stop9h 05m
Icelandair
Deal found 3/25$649
This FlightHub deal was found by Cheapflights users on 3/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:30 pm
GLA
-
BWI
1 stop9h 55m
Icelandair
Thu 5/1411:20 pm
BWI
-
GLA
1 stop9h 15m
Icelandair
Deal found 3/21$658
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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.
Thu 5/212:20 pm
GLA
-
BWI
1 stop10h 05m
Icelandair
Thu 7/3011:20 pm
BWI
-
GLA
1 stop9h 05m
Icelandair
Deal found 3/24$661
This Kiwi.com deal was found by Cheapflights users on 3/22. 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.
Mon 11/2311:55 am
GLA
-
BWI
1 stop11h 45m
Icelandair
Sat 11/287:40 pm
BWI
-
GLA
1 stop9h 15m
Icelandair
Deal found 3/22$666
This Icelandair deal was found by Cheapflights users on 3/22. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:55 am
GLA
-
BWI
1 stop11h 45m
Icelandair
Fri 11/277:40 pm
BWI
-
GLA
1 stop9h 15m
Icelandair
Deal found 3/22$667

Find flight deals from Glasgow Intl to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$605
(Mytrip)

One-way from

$419
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$828
Provider with most accurate pricing for Glasgow Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Glasgow Intl-Washington, D.C. (WAS) flights.
Search Deals
From Glasgow Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Glasgow Intl to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Glasgow Intl to Washington, D.C. 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 March 25, 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Fri 4/24

2:30 pm-7:25 pm

1 stop9h 55m

Baltimore/Washington

Mon 4/27

8:30 pm-1:25 pm

1 stop11h 55m

$667

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 4/22

2:20 pm-7:20 pm

1 stop10h 00m

Washington, D.C. Dulles Intl

Sun 4/26

8:30 pm-1:25 pm

1 stop11h 55m

$668

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Fri 5/8

2:30 pm-7:25 pm

1 stop9h 55m

Baltimore/Washington

Mon 5/18

8:30 pm-1:25 pm

1 stop11h 55m

$681

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Tue 5/26

2:20 pm-10:15 pm

1 stop12h 55m

Baltimore/Washington

Wed 6/3

8:30 pm-1:25 pm

1 stop11h 55m

$681

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Tue 5/19

1:05 pm-7:40 pm

1 stop11h 35m

Baltimore/Washington

Mon 5/25

9:30 pm-2:50 pm

1 stop12h 20m

$773

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Wed 9/2

6:25 am-6:27 pm

2 stops17h 02m

Washington, D.C. Reagan-National

Sun 9/6

10:15 pm-11:05 pm

2 stops19h 50m

$780

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Wed 6/3

9:30 am-8:10 pm

2 stops15h 40m

Washington, D.C. Reagan-National

Tue 6/9

5:00 pm-2:40 pm

2 stops16h 40m

$782

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Thu 5/28

1:20 pm-7:40 pm

1 stop11h 20m

Baltimore/Washington

Thu 6/4

9:30 pm-4:05 pm

1 stop13h 35m

$784

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Fri 4/24

5:50 am-7:40 pm

1 stop18h 50m

Baltimore/Washington

Mon 4/27

9:51 am-4:10 pm

2 stops25h 19m

$790

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 7/22

2:05 pm-8:20 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

Fri 7/31

7:15 pm-2:10 pm

1 stop13h 55m

$801

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 59 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Glasgow Intl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Glasgow Intl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Glasgow Intl Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Glasgow Intl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Glasgow Intl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

What is the cheapest month to book a flight from Glasgow Intl Airport to Washington, D.C.?

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $561). Flying from Glasgow Intl Airport to Washington, D.C. in December is currently the most expensive (average of $734). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated March 25, 2026.
See what other customers who have flown with Aer Lingus from Glasgow Intl Airport to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,487 reviews

Boarding

7.4

Comfort

7.1

Entertainment

7.0

Overall

7.2

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.2
Good
1,487 reviews
Aer Lingus
7.2
Good
1,487 reviews

Boarding

7.4

Comfort

7.1

Entertainment

7.0

Overall

7.2

Food

6.6

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

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

    Airlines like Icelandair, British Airways, and American Airlines fly from Glasgow Intl Airport to Washington, D.C. in about 9h 50m. The time it takes to get you to your destination can typically vary by up to 5h 50m. The distance from Glasgow Intl Airport to Washington, D.C. is about 3426 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Glasgow Intl Airport to Washington, D.C. round-trip?

    According to our current data, Aer Lingus ($687), offers the cheapest pricing from Glasgow Intl Airport to Washington, D.C.. Users have found that Aer Lingus is 19% cheaper than the other options available to this destination.

  • What are the most popular routes from Glasgow Intl Airport to Washington, D.C.?

    The most popular route from Glasgow Intl Airport to Washington, D.C. is Glasgow Intl - Washington, D.C. Dulles Intl. You may also consider Glasgow Intl - Baltimore/Washington or Glasgow Intl - Washington, D.C. Reagan-National.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Glasgow Intl Airport to Washington, D.C.?

    Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $561). Flying from Glasgow Intl Airport to Washington, D.C. in December is currently the most expensive (average of $734). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Glasgow Intl to Washington, D.C.

Discover the top airline that operate flights from Glasgow Intl to Washington, D.C.. 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 March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$687Average$1,028FlexibilityNo cancel feeOn-timeN/A

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