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Cheap flights from Glasgow to Washington, D.C. from £291

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — WAS
15 Apr — 22 Apr1
1 adult
1 adult, Economy, 0 bags

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

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Washington, D.C.
Explore the most affordable flight options available from Glasgow to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 March 2026.

Mon 11/510:00
GLA
-
BWI
1 stop14h 40m
British Airways
Mon 18/521:30
BWI
-
GLA
1 stop10h 55m
British Airways
Deal found 14/3£407
Mon 11/514:20
GLA
-
IAD
1 stop10h 00m
Icelandair
Mon 18/520:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 14/3£460
Mon 27/414:20
GLA
-
BWI
1 stop10h 05m
Icelandair
Mon 4/520:30
BWI
-
GLA
1 stop11h 55m
Icelandair
Deal found 13/3£483
Mon 27/414:20
GLA
-
IAD
1 stop10h 00m
Icelandair
Mon 4/520:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 13/3£483
Wed 29/414:20
GLA
-
BWI
1 stop10h 05m
Icelandair
Wed 6/520:30
BWI
-
GLA
1 stop11h 55m
Icelandair
Deal found 15/3£489
Thu 2/714:20
GLA
-
BWI
1 stop10h 05m
Icelandair
Mon 6/720:30
BWI
-
GLA
1 stop11h 55m
Icelandair
Deal found 12/3£489
Thu 28/514:20
GLA
-
BWI
1 stop12h 55m
Icelandair
Sun 31/520:30
BWI
-
GLA
1 stop11h 55m
Icelandair
Deal found 12/3£496
Fri 9/1014:20
GLA
-
IAD
1 stop10h 00m
Icelandair
Tue 20/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 16/3£499
Sun 26/407:30
GLA
-
IAD
1 stop13h 15m
Multiple Airlines
Sun 3/517:15
IAD
-
GLA
1 stop10h 40m
Multiple Airlines
Deal found 12/3£501
Thu 9/414:20
GLA
-
BWI
1 stop10h 05m
Icelandair
Sat 9/523:20
BWI
-
GLA
1 stop9h 15m
Icelandair
Deal found 14/3£501
Wed 29/414:20
GLA
-
BWI
1 stop10h 05m
Icelandair
Sun 3/520:30
BWI
-
GLA
1 stop11h 55m
Icelandair
Deal found 15/3£503
Wed 29/414:20
GLA
-
IAD
1 stop10h 00m
Icelandair
Sun 3/520:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 15/3£504

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

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 16 March 2026.

Round-trip from

£407

One-way from

£285

Popular in

July

Cheapest in

February

Average price

£623
British Airways
  • British Airways
  • 11/5-18/5
  • 2 total stops
  • 25h 35m total
  • Glasgow to Washington, D.C.
Search Deals
21/4
  • 21/4
  • 2 total stops
  • 43h 15m total
  • Glasgow to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow 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 858,174 searches. Data last updated 16 March 2026.
Use the filters below to find and compare flights from Glasgow to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Mon 27/4

14:20-19:25

1 stop10h 05m

Baltimore/Washington

Mon 4/5

20:30-13:25

1 stop11h 55m

£483

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Wed 29/4

14:20-19:25

1 stop10h 05m

Baltimore/Washington

Wed 6/5

20:30-13:25

1 stop11h 55m

£489

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Thu 28/5

14:20-22:15

1 stop12h 55m

Baltimore/Washington

Sun 31/5

20:30-13:25

1 stop11h 55m

£496

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sun 26/4

07:30-15:45

1 stop13h 15m

Washington, D.C. Dulles Intl

Sun 3/5

17:15-08:55

1 stop10h 40m

£501

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Wed 29/4

14:20-19:25

1 stop10h 05m

Baltimore/Washington

Sun 3/5

20:30-13:25

1 stop11h 55m

£503

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 29/4

14:20-19:20

1 stop10h 00m

Washington, D.C. Dulles Intl

Sun 3/5

20:30-13:25

1 stop11h 55m

£504

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Tue 7/4

14:20-22:15

1 stop12h 55m

Baltimore/Washington

Sat 9/5

20:30-13:35

1 stop12h 05m

£504
Fastest return journey

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Wed 29/4

13:20-19:40

1 stop11h 20m

Baltimore/Washington

Tue 1/9

19:25-10:30

1 stop10h 05m

£556

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Sun 3/5

21:20-19:40

1 stop27h 20m

Baltimore/Washington

Mon 31/8

21:30-13:25

1 stop10h 55m

£556

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 29/4

13:20-23:59

2 stops15h 39m

Washington, D.C. Dulles Intl

Sun 3/5

17:40-09:10

1 stop10h 30m

£577

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 51 resultsSorted by cheapest first
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Best time to book a flight from Glasgow to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Glasgow with our price prediction graph.
Estimated return 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 to Washington, D.C.

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

Currently, January is the cheapest month in which you can book a flight from Glasgow to Washington, D.C. (average of £422). Flying from Glasgow to Washington, D.C. in December is currently the most expensive (average of £553). 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 GLA to WAS?

Find hourly flight availability from Glasgow to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 March 2026.

When flying from Glasgow to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 16 March 2026.
Read reviews from past customers who have flown with KLM,Aer Lingus, andIcelandair from Glasgow to Washington, D.C.. 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.
KLM
7.8
Good
1,472 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,472 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Aer Lingus
7.2
Good
1,477 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Icelandair
7.1
Good
622 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,797 reviews
KLM
7.8
Good
1,472 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

    For as low as £483, Icelandair can have you in Washington, D.C. from Glasgow in 10h 05m. Glasgow and Washington, D.C. are separated by a distance of 3386 mi. This flight may include one or multiple stops.

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

    Flying on Icelandair is currently your cheapest option to Washington, D.C., with prices starting at £427. Additional return tickets that might be worth considering are offered by British Airways and Aer Lingus, with the lowest prices starting at £501 and £502, respectively. You may be able to fly from Glasgow to Washington, D.C. for 33% less than the average price by searching for these airlines.

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Glasgow to Washington, D.C. (average of £422). Flying from Glasgow to Washington, D.C. in December is currently the most expensive (average of £553). 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

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Gaithersburg
Woodbridge
Arlington
Alexandria
College Park

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Glasgow to Washington, D.C.

Discover the top 6 airlines that operate flights from Glasgow 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 858,174 searches. Data last updated 16 March 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£427Average£601FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£460Average£651FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£502Average£698FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£530Average£672FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£616Average£753FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£617Average£814FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Glasgow to Washington, D.C.?

Cheapflights makes it easy to find Glasgow to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Glasgow to Washington, D.C.?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Glasgow to Washington, D.C. for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Glasgow to Washington, D.C. with no change fees?

Yes, we can. To see specific flights from Glasgow to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Glasgow to Washington, D.C. become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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