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Cheap flights from Glasgow Intl Airport to Washington from $480

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow Intl Airport to Washington departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Glasgow Intl Airport to Washington

Cheap round-trip flights

Logo
8:10 am - 8:40 pmGLA-SEA
20h 30m2 stops
Logo
3:45 pm - 10:20 pmSEA-GLA
22h 35m2 stops
$571
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Thu, Sep 25 - Thu, Oct 2
Icelandair Logo
2:20 pm - 5:50 pmGLA-SEA
11h 30m1 stop
Icelandair Logo
7:00 pm - 1:25 pmSEA-GLA
10h 25m1 stop
$660Icelandair
Find Deal
Sat, Sep 6 - Sat, Sep 20
Icelandair Logo
2:20 pm - 5:50 pmGLA-SEA
11h 30m1 stop
Icelandair Logo
3:45 pm - 1:25 pmSEA-GLA
13h 40m1 stop
$666Icelandair
Find Deal
Thu, Sep 25 - Thu, Oct 2
Icelandair Logo
2:20 pm - 8:40 pmGLA-SEA
14h 20m1 stop
Icelandair Logo
3:45 pm - 1:25 pmSEA-GLA
13h 40m1 stop
$669Icelandair
Find Deal
Wed, Aug 27 - Mon, Sep 8
British Airways Logo
8:40 am - 4:55 pmGLA-SEA
16h 15m1 stop
British Airways Logo
6:50 pm - 7:40 pmSEA-GLA
16h 50m1 stop
$761British Airways
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Thu, Jan 1 - Thu, Jan 22
British Airways Logo
9:55 am - 4:55 pmGLA-SEA
15h 00m1 stop
British Airways Logo
6:50 pm - 7:40 pmSEA-GLA
16h 50m1 stop
$762British Airways
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Thu, Jan 1 - Thu, Jan 22
Delta Logo
6:15 am - 4:24 pmGLA-SEA
18h 09m2 stops
Delta Logo
2:10 pm - 4:10 pmSEA-GLA
18h 00m1 stop
$782Delta
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Wed, Aug 27 - Mon, Sep 8
Delta Logo
6:15 am - 6:55 pmGLA-SEA
20h 40m2 stops
Delta Logo
2:10 pm - 4:10 pmSEA-GLA
18h 00m1 stop
$783Delta
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Wed, Aug 27 - Mon, Sep 8
Air France Logo
6:00 am - 11:45 amGLA-SEA
13h 45m1 stop
Air France Logo
5:40 pm - 4:10 pmSEA-GLA
14h 30m1 stop
$787Air France
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Thu, Sep 11 - Thu, Sep 18
Virgin Atlantic Logo
6:00 am - 6:24 pmGLA-SEA
20h 24m2 stops
Virgin Atlantic Logo
5:40 pm - 11:10 pmSEA-GLA
21h 30m1 stop
$802Virgin Atlantic
Find Deal
Thu, Sep 25 - Thu, Oct 2

British Airways flights from Glasgow Intl Airport to State of Washington

Our best British Airways deals on Glasgow Intl Airport to State of Washington flight tickets
British Airways
Jan 1
GLA8:40 amGlasgow Intl
16h 15m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Jan 22
SEA6:50 pmSeattle/Tacoma Intl
16h 50m
1 stop
GLA7:40 pmGlasgow Intl
$761
Find similar
British Airways
Jan 1
GLA9:55 amGlasgow Intl
15h 00m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Jan 22
SEA6:50 pmSeattle/Tacoma Intl
16h 50m
1 stop
GLA7:40 pmGlasgow Intl
$762
Find similar
British Airways
Jan 1
GLA8:40 amGlasgow Intl
16h 15m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Jan 22
SEA1:40 pmSeattle/Tacoma Intl
17h 30m
2 stops
GLA3:10 pmGlasgow Intl
$779
Find similar

American Airlines flights from Glasgow Intl Airport to State of Washington

Our best American Airlines deals on Glasgow Intl Airport to State of Washington flight tickets
American Airlines
Dec 17
GLA5:55 amGlasgow Intl
25h 20m
2 stops
SEA11:15 pmSeattle/Tacoma Intl
Jan 6
SEA1:40 pmSeattle/Tacoma Intl
16h 55m
2 stops
GLA2:35 pmGlasgow Intl
$813
Find similar
American Airlines
Dec 24
GLA5:55 amGlasgow Intl
25h 23m
2 stops
SEA11:18 pmSeattle/Tacoma Intl
Jan 5
SEA11:33 pmSeattle/Tacoma Intl
27h 12m
2 stops
GLA10:45 amGlasgow Intl
$818
Find similar
American Airlines
Dec 25
GLA1:45 pmGlasgow Intl
29h 45m
1 stop
SEA11:30 amSeattle/Tacoma Intl
Jan 5
SEA11:33 pmSeattle/Tacoma Intl
27h 12m
2 stops
GLA10:45 amGlasgow Intl
$858
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Glasgow Intl Airport to State of Washington 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, momondo users made 832,500 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/25

8:10 am-8:40 pm

2 stops20h 30m

Seattle/Tacoma Intl

Thu 10/2

3:45 pm-10:20 pm

2 stops22h 35m

$571

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Sat 9/6

2:20 pm-5:50 pm

1 stop11h 30m

Seattle/Tacoma Intl

Sat 9/20

7:00 pm-1:25 pm

1 stop10h 25m

$660

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/25

2:20 pm-5:50 pm

1 stop11h 30m

Seattle/Tacoma Intl

Thu 10/2

3:45 pm-1:25 pm

1 stop13h 40m

$666

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 8/27

2:20 pm-8:40 pm

1 stop14h 20m

Seattle/Tacoma Intl

Mon 9/8

3:45 pm-1:25 pm

1 stop13h 40m

$669

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 1/1

8:40 am-4:55 pm

1 stop16h 15m

Seattle/Tacoma Intl

Thu 1/22

6:50 pm-7:40 pm

1 stop16h 50m

$761

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 1/1

9:55 am-4:55 pm

1 stop15h 00m

Seattle/Tacoma Intl

Thu 1/22

6:50 pm-7:40 pm

1 stop16h 50m

$762

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 8/27

6:15 am-4:24 pm

2 stops18h 09m

Seattle/Tacoma Intl

Mon 9/8

2:10 pm-4:10 pm

1 stop18h 00m

$782

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 8/27

6:15 am-6:55 pm

2 stops20h 40m

Seattle/Tacoma Intl

Mon 9/8

2:10 pm-4:10 pm

1 stop18h 00m

$783

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/11

6:00 am-11:45 am

1 stop13h 45m

Seattle/Tacoma Intl

Thu 9/18

5:40 pm-4:10 pm

1 stop14h 30m

$787

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/25

6:00 am-6:24 pm

2 stops20h 24m

Seattle/Tacoma Intl

Thu 10/2

5:40 pm-11:10 pm

1 stop21h 30m

$802

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Glasgow Intl Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from Glasgow Intl Airport, with most prices found around $717. If you aren’t able to travel to State of Washington during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $729.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Glasgow Intl Airport to State of Washington is on a Monday. Travelers who choose to depart for State of Washington on a Monday will often find tickets for as low as $641. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Glasgow Intl Airport to State of Washington for around $1,356.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $924. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,024 on average. Flights to State of Washington from Glasgow Intl Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Glasgow Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $838 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Glasgow Intl Airport for as low as $703 on momondo.

Can stopping save me money on Glasgow Intl Airport to State of Washington flights?

You could potentially save up to 30% on your flight if you consider stops on a Glasgow Intl Airport to State of Washington flight.

Cheap Glasgow Intl Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to State of Washington

Best Price Found

$480

Fastest flight time

11h 30m

Direct flights

None

Airports in State of Washington

2 airports
The best one-way flight to State of Washington from Glasgow Intl Airport in the past 72 hours is $480. The best round-trip flight deal from Glasgow Intl Airport to State of Washington found on momondo in the last 72 hours is $571.
The fastest flight from Glasgow Intl Airport to State of Washington takes 11h 30m
There are no direct flights from Glasgow Intl Airport to State of Washington. Popular non-direct routes for this connection are Glasgow Intl Airport - Portland Airport and Glasgow Intl Airport - Seattle/Tacoma Intl Airport.
There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)
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  • When did momondo last update prices for flights from Glasgow Intl Airport to Washington?

    Prices for flights from Glasgow Intl Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Glasgow Intl Airport to Washington?

  • How old do you have to be to fly from Glasgow Intl Airport to Washington?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Glasgow Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Glasgow Intl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $421Free CancellationRating
6.6
7,265 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Glasgow to Washington?

Finding the right flight to Washington from Glasgow is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

Can I find flights from Glasgow to Washington with flexible booking policies on momondo?

All flight searches from Glasgow to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Glasgow to Washington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Glasgow.

I’m not ready to book a flight from Glasgow to Washington right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington from Glasgow. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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