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$271+ Cheap flights from Washington, D.C. (WAS) to Glasgow

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — GLA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Glasgow are usually found in February or November, booked 67 days in advance, depart on a Monday or Wednesday and return on a Saturday

Cheap flight deals from Washington, D.C. to Glasgow

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Glasgow (GG1). 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 31, 2025.

Round-trip from

$485
(Mytrip)

One-way from

$475
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$684
From Washington, D.C. (WAS) to Glasgow
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One-way flight from Washington, D.C. (WAS) to Glasgow
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Highest demand for flights based on searches. 19% potential increase in price ($192 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Washington, D.C. to Glasgow

Cheapest flights from Washington, D.C. to Glasgow
Explore the most affordable flight options available from Washington, D.C. to Glasgow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/31. 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.
Wed 4/236:50 pmBWI - GLA
2 stops13h 30mMultiple Airlines
Wed 4/306:55 pmGLA - BWI
2 stops27h 45mMultiple Airlines
Deal found 3/31$485
This Mytrip deal was found by Cheapflights users on 3/30. 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 5/138:30 pmIAD - GLA
1 stop11h 55mIcelandair
Tue 5/202:20 pmGLA - IAD
1 stop10h 00mIcelandair
Deal found 3/30$558
This Icelandair deal was found by Cheapflights users on 3/30. 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 4/298:30 pmBWI - GLA
1 stop11h 55mIcelandair
Thu 5/82:20 pmGLA - BWI
1 stop10h 05mIcelandair
Deal found 3/30$562
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 10/175:50 pmIAD - GLA
1 stop13h 20mBritish Airways
Mon 10/272:00 pmGLA - IAD
1 stop10h 45mBritish Airways
Deal found 3/30$619
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 8/19:20 pmBWI - GLA
1 stop14h 20mBritish Airways
Sun 8/3112:05 pmGLA - BWI
1 stop12h 30mBritish Airways
Deal found 3/30$619
This oojo deal was found by Cheapflights users on 3/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:55 pmDCA - GLA
2 stops14h 40mBritish Airways
Tue 5/69:15 amGLA - DCA
2 stops14h 52mBritish Airways
Deal found 3/31$628
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 4/59:20 pmBWI - GLA
1 stop11h 00mAmerican Airlines
Sat 4/126:55 amGLA - BWI
1 stop17h 40mAmerican Airlines
Deal found 3/30$642
This Expedia deal was found by Cheapflights users on 3/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:40 pmIAD - GLA
1 stop13h 05mMultiple Airlines
Tue 5/208:45 amGLA - IAD
1 stop12h 00mMultiple Airlines
Deal found 3/29$643
This Delta deal was found by Cheapflights users on 3/30. 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.
Mon 4/285:25 pmIAD - GLA
1 stop17h 45mDelta
Thu 5/81:30 pmGLA - IAD
1 stop31h 05mDelta
Deal found 3/30$671
This KLM deal was found by Cheapflights users on 3/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/291:44 pmIAD - GLA
2 stops13h 26mKLM
Tue 5/134:55 pmGLA - IAD
1 stop27h 40mKLM
Deal found 3/31$675
This Gotogate deal was found by Cheapflights users on 3/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:10 pmIAD - GLA
1 stop13h 15mLufthansa
Sun 5/46:10 amGLA - IAD
2 stops43h 47mLufthansa
Deal found 3/29$680
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1512:00 pmBWI - GLA
2 stops15h 10mDelta
Sun 4/2710:30 amGLA - BWI
2 stops18h 29mDelta
Deal found 3/31$685

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Glasgow 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 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Glasgow that are best for you.

Fly from

Washington, D.C.

Fly to

Glasgow

Route

Depart

Return

Price

BaltimoreGlasgow

BWI - GLA

BWIGLA

Baltimore/Washington

Wed 4/23

6:50 pm-1:20 pm

2 stops13h 30m

Glasgow Intl

Wed 4/30

6:55 pm-5:40 pm

2 stops27h 45m

$485

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Tue 5/13

8:30 pm-1:25 pm

1 stop11h 55m

Glasgow Intl

Tue 5/20

2:20 pm-7:20 pm

1 stop10h 00m

$558

BaltimoreGlasgow

BWI - GLA

BWIGLA

Baltimore/Washington

Tue 4/29

8:30 pm-1:25 pm

1 stop11h 55m

Glasgow Intl

Thu 5/8

2:20 pm-7:25 pm

1 stop10h 05m

$562

BaltimoreGlasgow

BWI - GLA

BWIGLA

Baltimore/Washington

Fri 8/1

9:20 pm-4:40 pm

1 stop14h 20m

Glasgow Intl

Sun 8/31

12:05 pm-7:35 pm

1 stop12h 30m

$619

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Wed 4/30

10:40 pm-2:15 pm

1 stop10h 35m

Glasgow Intl

Tue 5/6

8:45 am-3:45 pm

1 stop12h 00m

$622

Washington, D.C.Glasgow

DCA - GLA

DCAGLA

Washington, D.C. Reagan-National

Wed 4/30

7:55 pm-3:35 pm

2 stops14h 40m

Glasgow Intl

Tue 5/6

9:15 am-7:07 pm

2 stops14h 52m

$628

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Tue 5/13

10:40 pm-4:45 pm

1 stop13h 05m

Glasgow Intl

Tue 5/20

8:45 am-3:45 pm

1 stop12h 00m

$643

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Mon 4/28

5:25 pm-4:10 pm

1 stop17h 45m

Glasgow Intl

Thu 5/8

1:30 pm-3:35 pm

1 stop31h 05m

$671

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Tue 4/29

1:44 pm-8:10 am

2 stops13h 26m

Glasgow Intl

Tue 5/13

4:55 pm-3:35 pm

1 stop27h 40m

$675

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Sun 4/27

6:10 pm-12:25 pm

1 stop13h 15m

Glasgow Intl

Sun 5/4

6:10 am-8:57 pm

2 stops43h 47m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 45 results
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Best time to book a flight from Washington, D.C. to Glasgow

Have a flexible travel schedule? Discover the best time to fly to Glasgow 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 Glasgow

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Glasgow. Price data was last updated on March 28, 2025.

The best time to book flights from Washington, D.C. to Glasgow is 67 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 Washington, D.C. to Glasgow?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Glasgow (average of $664). Flying from Washington, D.C. to Glasgow in June is currently the most expensive (average of $1,183). 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.

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

Find hourly flight availability from Washington, D.C. to Glasgow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

It’s optimal to fly from Washington, D.C. to Glasgow in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Washington, D.C. to Glasgow?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Glasgow. Price data was last updated on April 21, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Glasgow flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Glasgow by month

Plan your trip to Glasgow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Glasgow ranges from 1.3 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. May is typically the driest time to visit Glasgow when rainfall is around 1.3 in.

Temperature in Glasgow by month

Plan your trip to Glasgow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Glasgow, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Glasgow

Get insights into the airlines that provide service to Glasgow. 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 Glasgow. Reviews last updated March 31, 2025.
See what other customers who have flown with Delta, KLM and Air France from Washington, D.C. to Glasgow have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Icelandair
7.0
Good
476 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Glasgow. 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 Washington, D.C. to Glasgow round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Glasgow round-trip from $558. Other airlines that can offer you cheap pricing are British Airways, from $622, and American Airlines, from $642. Icelandair is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $482. However, be on the lookout for offers from Aer Lingus and KLM, as they are both options that can get you from Washington, D.C. to Glasgow for a low price.

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

    While some choose either Baltimore/Washington - Glasgow Intl or Washington, D.C. Reagan-National - Glasgow Intl, Washington, D.C. Dulles Intl - Glasgow Intl is the most popular route from Washington, D.C. to Glasgow.

  • Where are the most common layover locations when flying from Washington, D.C. to Glasgow?

    Washington, D.C. to Glasgow flights have a layover in Reykjavik most often.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Most Reykjavik visitors opt to spend their time experiencing Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool. Those on a layover in Reykjavik interested in visiting Hallgrímskirkja, Harpa, or Laugardalslaug Geothermal Pool can do so by traveling 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Those looking to explore during their layover in Reykjavik can rent a car from Reykjavik Keflavik Intl for about $52 per day.

  • Where are the least popular layover locations for Washington, D.C. to Glasgow flights?

    Flights departing from Washington, D.C. and landing in Glasgow layover in London least frequently.

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

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

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

    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 Glasgow.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Glasgow 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 Washington, D.C. to Glasgow?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Glasgow (average of $664). Flying from Washington, D.C. to Glasgow in June is currently the most expensive (average of $1,183). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Washington, D.C. to Glasgow

Discover the top 10 airlines that operate flights from Washington, D.C. to Glasgow. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$445Average$968FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$479Average$781FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$578Average$824FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$587Average$785FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$590Average$846FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$620Average$970FlexibilityNo cancel feeOn-time62%
Aer LingusCheapest$623Average$917FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$624Average$1,156FlexibilityNo cancel feeOn-time69%
DeltaCheapest$637Average$933FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$702Average$932FlexibilityNo cancel feeOn-time72%
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