Find flights
When to book
FAQs

Cheap flights from Washington to Glasgow Intl Airport from £212

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GLA
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Glasgow Intl
Explore the most affordable flight options available from Washington to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Sun 2/819:00
SEA
-
GLA
1 stop10h 25m
Multiple Airlines
Wed 26/822:35
GLA
-
SEA
3 stops30h 25m
Multiple Airlines
Deal found 17/7£491
Sun 29/1114:35
SEA
-
GLA
1 stop11h 20m
Icelandair
Tue 15/1211:55
GLA
-
SEA
1 stop13h 05m
Icelandair
Deal found 15/7£544
Mon 5/1015:30
PDX
-
GLA
1 stop13h 55m
Icelandair
Mon 26/1013:25
GLA
-
PDX
1 stop11h 35m
Icelandair
Deal found 15/7£544
Fri 18/915:40
SEA
-
GLA
1 stop13h 45m
Icelandair
Sun 6/1211:55
GLA
-
SEA
1 stop13h 05m
Icelandair
Deal found 16/7£549
Sun 11/1015:40
SEA
-
GLA
1 stop13h 45m
Icelandair
Sat 17/1014:20
GLA
-
SEA
1 stop11h 35m
Icelandair
Deal found 16/7£556
Tue 22/919:00
SEA
-
GLA
1 stop10h 25m
Icelandair
Tue 29/914:20
GLA
-
SEA
1 stop14h 20m
Icelandair
Deal found 15/7£557
Sun 2/819:00
SEA
-
GLA
1 stop10h 25m
Icelandair
Mon 17/814:20
GLA
-
SEA
1 stop29h 25m
Icelandair
Deal found 19/7£560
Mon 21/915:30
PDX
-
GLA
1 stop13h 55m
Icelandair
Tue 6/1014:20
GLA
-
PDX
1 stop11h 35m
Icelandair
Deal found 17/7£563
Tue 6/1019:00
SEA
-
GLA
1 stop10h 25m
Icelandair
Fri 23/1014:20
GLA
-
SEA
1 stop14h 20m
Icelandair
Deal found 18/7£563
Tue 8/923:25
SEA
-
GLA
1 stop30h 00m
Multiple Airlines
Tue 22/909:10
GLA
-
SEA
2 stops19h 30m
Multiple Airlines
Deal found 17/7£564
Sat 10/1015:40
SEA
-
GLA
1 stop13h 45m
Icelandair
Sat 17/1014:20
GLA
-
SEA
1 stop11h 35m
Icelandair
Deal found 16/7£566
Fri 7/823:25
SEA
-
GLA
1 stop30h 00m
Icelandair
Mon 17/814:20
GLA
-
SEA
1 stop29h 25m
Icelandair
Deal found 15/7£569

Find flight deals from Washington to Glasgow Intl

Keep the following information in mind while searching for Washington to Glasgow Intl flight deals. Data was last updated 20 July 2026.

Round-trip from

£491

One-way from

£212

Popular in

June

Cheapest in

February

Average price

£771
2/8-26/8
  • 2/8-26/8
  • 4 total stops
  • 40h 50m total
  • Washington to Glasgow
Search Deals
Icelandair
  • Icelandair
  • 16/11
  • 1 total stop
  • 11h 10m total
  • Washington to Glasgow
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£134 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington to Glasgow Intl 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 20 July 2026.
Use the filters below to find and compare flights from Washington to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 11/10

19:00-13:25

1 stop10h 25m

Glasgow Intl

Thu 15/10

14:20-20:40

1 stop14h 20m

£572

SpokaneGlasgow

GEG - GLA

GEGGLA

Spokane

Wed 14/10

14:15-15:35

2 stops17h 20m

Glasgow Intl

Wed 28/10

08:40-22:33

2 stops20h 53m

£646

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sun 18/10

19:30-16:50

1 stop13h 20m

Glasgow Intl

Thu 22/10

21:20-17:40

1 stop28h 20m

£662

SpokaneGlasgow

GEG - GLA

GEGGLA

Spokane

Wed 16/9

05:00-10:10

2 stops21h 10m

Glasgow Intl

Tue 22/9

14:00-12:35

2 stops30h 35m

£693
Fastest return journey

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 20/8

19:00-13:25

1 stop10h 25m

Glasgow Intl

Wed 16/12

11:35-17:00

1 stop13h 25m

£705

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 7/10

10:31-12:30

2 stops17h 59m

Glasgow Intl

Tue 13/10

13:05-18:25

1 stop13h 20m

£711

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 16/9

13:00-10:10

1 stop13h 10m

Glasgow Intl

Tue 22/9

14:00-23:36

1 stop17h 36m

£714

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 13/9

07:15-08:25

2 stops17h 10m

Glasgow Intl

Tue 22/9

06:00-11:47

1 stop13h 47m

£715

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 13/9

09:43-16:10

2 stops22h 27m

Glasgow Intl

Fri 25/9

06:00-11:47

1 stop13h 47m

£715

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 16/9

07:15-12:55

2 stops21h 40m

Glasgow Intl

Fri 25/9

06:00-11:47

1 stop13h 47m

£715

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 38 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Washington to Glasgow Intl

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

What is the cheapest month to book a flight from State of Washington to Glasgow Intl Airport?

Currently, February is the cheapest month in which you can book a flight from State of Washington to Glasgow Intl Airport (average of £488). Flying from State of Washington to Glasgow Intl Airport in June is currently the most expensive (average of £950). 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 for a return flight from State of Washington to Glasgow Intl Airport?

How far ahead should I book a flight from State of Washington to Glasgow Intl Airport?

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from State of Washington to Glasgow Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Washington to Glasgow Intl. 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 State of Washington to Glasgow Intl Airport?

    Departing from State of Washington to Glasgow Intl Airport will take you 10h 25m. State of Washington and Glasgow Intl Airport are separated by a distance of 4445 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from State of Washington to Glasgow Intl Airport?

    The most popular flight routes from State of Washington to Glasgow Intl Airport are Seattle/Tacoma Intl - Glasgow Intl, Portland - Glasgow Intl and Spokane - Glasgow Intl.

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

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

  • How can I find direct flights from Washington to Glasgow Intl?

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

  • Can I find deals for business class flights from Washington to Glasgow Intl?

    Yes. Cheapflights offers flight deals from Washington to Glasgow Intl 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 State of Washington to Glasgow Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Glasgow Intl Airport (average of £488). Flying from State of Washington to Glasgow Intl Airport in June is currently the most expensive (average of £950). 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 Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Paisley
Kilmarnock
Dunoon
Arrochar
Dumbarton
East Kilbride
Clydebank
Helensburgh
Largs
Renfrew
Inveraray
Rothesay
Alexandria
Glencoe
Balloch

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 Washington to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Glasgow Intl flights
John F Kennedy Intl to Glasgow Intl flights
Boston to Glasgow Intl flights
LaGuardia to Glasgow Intl flights
Dulles Intl to Glasgow Intl flights
O'Hare Intl to Glasgow Intl flights
Baltimore to Glasgow Intl flights
Los Angeles to Glasgow Intl flights
Seattle to Glasgow Intl flights
San Francisco to Glasgow Intl flights
Denver to Glasgow Intl flights
Portland to Glasgow Intl flights
Dallas/Fort Worth to Glasgow Intl flights
Raleigh to Glasgow Intl flights
Philadelphia to Glasgow Intl flights
Detroit to Glasgow Intl flights
Minneapolis to Glasgow Intl flights
Miami to Glasgow Intl flights
Atlanta to Glasgow Intl flights
Sky Harbor Intl to Glasgow Intl flights
San Diego to Glasgow Intl flights
Tampa to Glasgow Intl flights
Nashville to Glasgow Intl flights
Charlotte to Glasgow Intl flights
George Bush Intcntl to Glasgow Intl flights
Cincinnati to Glasgow Intl flights
Orlando to Glasgow Intl flights
Ontario to Glasgow Intl flights
Austin to Glasgow Intl flights
Pittsburgh to Glasgow Intl flights
Indianapolis to Glasgow Intl flights
Fort Lauderdale to Glasgow Intl flights
Hartford to Glasgow Intl flights
Salt Lake City to Glasgow Intl flights
St. Louis to Glasgow Intl flights
Las Vegas to Glasgow Intl flights
Kansas City to Glasgow Intl flights
Fort Myers to Glasgow Intl flights
Providence to Glasgow Intl flights
Columbus to Glasgow Intl flights
Sacramento to Glasgow Intl flights
Jacksonville to Glasgow Intl flights

Top airline flying from Washington to Glasgow Intl

Discover the top airline that operate flights from Washington to Glasgow Intl. 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 20 July 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£424Average£543FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 Washington to Glasgow Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington to Glasgow Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Washington to Glasgow Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Washington to Glasgow Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Washington to Glasgow Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Washington to Glasgow Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Washington to Glasgow Intl become cheaper?

Not ready to book yet? You can track prices for flights from Washington to Glasgow Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.