Washington, D.C.

$384+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — WAS
Apr 22 — Apr 291
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Glasgow Intl to Washington, D.C. 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Glasgow Intl to Washington, D.C. are usually found in February or March, booked 24 days in advance, depart on a Saturday or Thursday and return on a Monday

Cheap 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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$680
(The Travel House)

One-way from

$384
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$956
Provider with most accurate pricing for Glasgow Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Glasgow Intl-Washington, D.C. (WAS) flights.
From Glasgow Intl to Washington, D.C. (WAS)
One-way flight from Glasgow Intl to Washington, D.C. (WAS)
Highest demand for flights based on searches. 16% potential increase in price ($176 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find 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 April 17, 2025.

This The Travel House deal was found by Cheapflights users on 4/17. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/242:25 pmGLA - IAD
1 stop12h 45mIcelandair
Tue 6/1011:15 pmIAD - GLA
1 stop9h 10mIcelandair
Deal found 4/17$680
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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.
Fri 5/168:55 amGLA - IAD
1 stop13h 30mBritish Airways
Fri 5/2310:40 pmIAD - GLA
1 stop13h 00mBritish Airways
Deal found 4/17$806
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:00 amGLA - IAD
1 stop14h 35mDelta
Thu 5/15:25 pmIAD - GLA
1 stop14h 35mDelta
Deal found 4/17$821
This The Travel House deal was found by Cheapflights users on 4/17. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:35 pmGLA - DCA
2 stops29h 08mIcelandair
Wed 11/126:59 amDCA - GLA
2 stops21h 56mIcelandair
Deal found 4/17$848
This PLAY deal was found by Cheapflights users on 4/17. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:35 amGLA - BWI
2 stops15h 05mMultiple Airlines
Thu 5/156:50 pmBWI - GLA
2 stops22h 35mMultiple Airlines
Deal found 4/17$862
This Icelandair deal was found by Cheapflights users on 4/17. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/262:20 pmGLA - BWI
1 stop10h 05mIcelandair
Thu 5/18:30 pmBWI - GLA
1 stop11h 55mIcelandair
Deal found 4/17$898
This Mytrip deal was found by Cheapflights users on 4/17. 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 6/18:35 amGLA - DCA
2 stops32h 26mMultiple Airlines
Sun 6/86:59 amDCA - GLA
1 stop18h 51mMultiple Airlines
Deal found 4/17$919
This Netflights deal was found by Cheapflights users on 4/17. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:25 amGLA - BWI
1 stop12h 20mBritish Airways
Wed 11/128:30 pmBWI - GLA
1 stop12h 45mBritish Airways
Deal found 4/17$926
This Mytrip deal was found by Cheapflights users on 4/17. 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.
Mon 5/129:50 pmGLA - IAD
3 stops40h 49mMultiple Airlines
Thu 5/156:10 pmIAD - GLA
1 stop13h 15mMultiple Airlines
Deal found 4/17$934
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:05 amGLA - BWI
2 stops18h 51mDelta
Wed 11/125:25 pmBWI - GLA
2 stops14h 15mDelta
Deal found 4/17$946
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/201:30 pmGLA - DCA
2 stops15h 03mDelta
Fri 7/410:35 amDCA - GLA
2 stops16h 50mDelta
Deal found 4/17$986
This Air France deal was found by Cheapflights users on 4/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/166:00 amGLA - IAD
2 stops15h 20mAir France
Fri 5/239:20 pmIAD - GLA
2 stops13h 50mAir France
Deal found 4/17$1,005

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 April 17, 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Washington, D.C. that are best for you.

Fly from

Glasgow Intl

Fly to

Washington, D.C.

Route

Depart

Return

Price

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sat 5/24

2:25 pm-10:10 pm

1 stop12h 45m

Washington, D.C. Dulles Intl

Tue 6/10

11:15 pm-1:25 pm

1 stop9h 10m

$680

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Fri 5/16

8:55 am-5:25 pm

1 stop13h 30m

Washington, D.C. Dulles Intl

Fri 5/23

10:40 pm-4:40 pm

1 stop13h 00m

$806

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Sat 5/24

2:25 pm-8:00 am

2 stops46h 35m

Washington, D.C. Reagan-National

Tue 6/10

4:15 pm-1:25 pm

2 stops16h 10m

$860

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Mon 5/12

7:35 am-5:40 pm

2 stops15h 05m

Baltimore/Washington

Thu 5/15

6:50 pm-10:25 pm

2 stops22h 35m

$862

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Sun 6/1

8:35 am-12:01 pm

2 stops32h 26m

Washington, D.C. Reagan-National

Sun 6/8

6:59 am-6:50 am

1 stop18h 51m

$919

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Mon 5/12

9:50 pm-9:39 am

3 stops40h 49m

Washington, D.C. Dulles Intl

Thu 5/15

6:10 pm-12:25 pm

1 stop13h 15m

$934

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Fri 6/20

6:00 am-3:35 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Fri 7/4

8:30 pm-4:10 pm

2 stops14h 40m

$980

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Fri 6/20

1:30 pm-11:33 pm

2 stops15h 03m

Washington, D.C. Reagan-National

Fri 7/4

10:35 am-8:25 am

2 stops16h 50m

$986

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Sat 5/24

6:00 am-10:25 pm

2 stops21h 25m

Baltimore/Washington

Tue 6/10

9:00 am-8:10 am

2 stops18h 10m

$986

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Sat 5/24

1:00 pm-7:35 pm

1 stop11h 35m

Baltimore/Washington

Tue 6/10

9:20 pm-4:45 pm

1 stop14h 25m

$1,000

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 26 results
1
2
3

Compare providers for flights from Glasgow Intl to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Glasgow Intl to Washington, D.C. in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Glasgow Intl Airport-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Glasgow Intl Airport-Washington, D.C. flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

How far ahead should I book a flight from Glasgow Intl Airport to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Glasgow Intl to Washington, D.C.. Price data was last updated on April 11, 2025.

The best time to book flights from Glasgow Intl Airport to Washington, D.C. is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $309). Flying from Glasgow Intl Airport to Washington, D.C. in June is currently the most expensive (average of $383). 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.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 17, 2025.
See what other customers who have flown with Delta, KLM and Air France from Glasgow to Washington, D.C. have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.
  • What are the cheapest airlines flying from Glasgow Intl Airport to Washington, D.C. round-trip?

    According to our current data, Icelandair ($680), British Airways ($806), and Delta ($980) offers the cheapest pricing from Glasgow Intl Airport to Washington, D.C.. Users have found that Icelandair is 23% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Glasgow Intl Airport to Washington, D.C. are Icelandair ($599), Aer Lingus ($666), and British Airways ($969).

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

  • 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, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $309). Flying from Glasgow Intl Airport to Washington, D.C. in June is currently the most expensive (average of $383). 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 Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Woodbridge
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Bowie
Gettysburg
National Harbor
Oxon Hill
Reston

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 Glasgow Intl to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$751Average$940FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.