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Cheap flights from Seattle to Glasgow from £232

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Glasgow departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Seattle to Glasgow

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
18:55 - 19:40
SEA
-
GLA
16h 45m
1 stop
Aer Lingus Logo
08:35 - 17:10
GLA
-
SEA
16h 35m
1 stop
£582Aer Lingus
Tue, 8 Sep - Thu, 17 Sep
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£604Icelandair
Mon, 5 Oct - Thu, 15 Oct
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£605Icelandair
Mon, 5 Oct - Thu, 15 Oct
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£609Icelandair
Mon, 3 Aug - Thu, 20 Aug
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 11:45
GLA
-
SEA
29h 25m
1 stop
£610Icelandair
Sun, 2 Aug - Tue, 18 Aug
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£610Icelandair
Mon, 21 Sep - Tue, 6 Oct
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£616Icelandair
Mon, 3 Aug - Thu, 20 Aug
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£616Icelandair
Tue, 18 Aug - Tue, 25 Aug
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 11:45
GLA
-
SEA
29h 25m
1 stop
£617Icelandair
Tue, 25 Aug - Sun, 6 Sep
Icelandair Logo
23:25 - 13:25
SEA
-
GLA
30h 00m
1 stop
Icelandair Logo
14:20 - 11:45
GLA
-
SEA
29h 25m
1 stop
£618Icelandair
Wed, 5 Aug - Sun, 23 Aug

British Airways flights from Seattle to Glasgow

Our best British Airways deals on Seattle to Glasgow flight tickets
British Airways
28 Oct
SEA19:50Seattle/Tacoma Intl
13h 00m
1 stop
GLA15:50Glasgow Intl
10 Nov
GLA06:25Glasgow Intl
13h 05m
1 stop
SEA11:30Seattle/Tacoma Intl
£644
British Airways
4 Oct
SEA13:30Seattle/Tacoma Intl
14h 00m
1 stop
GLA11:30Glasgow Intl
6 Oct
GLA15:40Glasgow Intl
27h 55m
1 stop
SEA11:35Seattle/Tacoma Intl
£657
British Airways
4 Oct
SEA13:30Seattle/Tacoma Intl
14h 00m
1 stop
GLA11:30Glasgow Intl
6 Oct
GLA15:40Glasgow Intl
27h 55m
1 stop
SEA11:35Seattle/Tacoma Intl
£657

American Airlines flights from Seattle to Glasgow

Our best American Airlines deals on Seattle to Glasgow flight tickets
American Airlines
28 Oct
SEA11:34Seattle/Tacoma Intl
18h 16m
2 stops
GLA12:50Glasgow Intl
10 Nov
GLA10:50Glasgow Intl
14h 05m
1 stop
SEA16:55Seattle/Tacoma Intl
£659
American Airlines
5 Oct
SEA15:10Seattle/Tacoma Intl
18h 30m
2 stops
GLA17:40Glasgow Intl
15 Oct
GLA07:00Glasgow Intl
12h 35m
1 stop
SEA11:35Seattle/Tacoma Intl
£660

momondo Fare Finder

 
Customise your flight search to find flights from Seattle 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, momondo users made 279,928 searches. Data last updated 4 May 2026.
Use the filters below to find and compare flights from Seattle to Glasgow that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 8/9

18:55-19:40

1 stop16h 45m

Glasgow Intl

Thu 17/9

08:35-17:10

1 stop16h 35m

£582

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 5/10

15:40-13:25

1 stop13h 45m

Glasgow Intl

Thu 15/10

14:20-17:55

1 stop11h 35m

£604
Fastest return journey

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 5/10

19:00-13:25

1 stop10h 25m

Glasgow Intl

Thu 15/10

14:20-17:55

1 stop11h 35m

£605

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 3/8

19:00-13:25

1 stop10h 25m

Glasgow Intl

Thu 20/8

14:20-20:40

1 stop14h 20m

£609

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 2/8

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 18/8

14:20-11:45

1 stop29h 25m

£610

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 21/9

15:40-13:25

1 stop13h 45m

Glasgow Intl

Tue 6/10

14:20-20:40

1 stop14h 20m

£610

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 3/8

15:40-13:25

1 stop13h 45m

Glasgow Intl

Thu 20/8

14:20-17:55

1 stop11h 35m

£616

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 18/8

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 25/8

14:20-17:55

1 stop11h 35m

£616

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 25/8

19:00-13:25

1 stop10h 25m

Glasgow Intl

Sun 6/9

14:20-11:45

1 stop29h 25m

£617

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 5/8

23:25-13:25

1 stop30h 00m

Glasgow Intl

Sun 23/8

14:20-11:45

1 stop29h 25m

£618

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Seattle to Glasgow

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 typical price of a round-trip flight between Seattle and Glasgow?

What is the cheapest month to fly to Glasgow?

If you’re not able to fly to Glasgow in April, then March is your next best option. Flight prices from Seattle to Glasgow during March average around £347.

How far in advance should I book a flight from Seattle to Glasgow?

You are more likely to see cheaper flights to Glasgow from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow for around £583 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow from Seattle for as low as £465 on momondo.

Cheap Seattle to Glasgow flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Glasgow

Fastest flight time

10h 25m

Direct flights

None
The fastest flight from Seattle to Glasgow takes 10h 25m
There are no direct flights from Seattle to Glasgow. There are no popular flight routes from Seattle to Glasgow.
Search flight deals

Frequently asked questions about flying from Seattle to Glasgow

  • How far is Seattle/Tacoma Intl to Glasgow by plane?

    Seattle/Tacoma Intl and Glasgow are 4441.7 mi apart from one another. In terms of flight time, this usually takes a little over 10h 25m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Glasgow?

    Prices for flights from Seattle/Tacoma Intl Airport to Glasgow were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Glasgow?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Glasgow?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Glasgow.

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

    The required travel and health documents for your Glasgow trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Glasgow. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Seattle to Glasgow

Compare and see reviews for airlines that fly from Seattle to Glasgow with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £420Free CancellationRating
7.0
650 reviews
Search Icelandair flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Glasgow from Seattle.

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

Flights from Seattle to Glasgow with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Glasgow.

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

If you are simply researching potential flights to Glasgow, momondo offers a useful price alert feature which will track prices for flights to Glasgow from Seattle and alert you when they change.

An easier way to manage your Glasgow trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Glasgow

Airports listed have a maximum distance of 27.7 mi from Glasgow
Glasgow Intl Airport
Glasgow Prestwick Airport