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Cheap flights from Seattle to Glasgow from £203

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 6/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
12:35 - 17:00
GLA
-
SEA
12h 25m1 stop
£354Icelandair
Thu, 15 Jan - Fri, 30 Jan
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
12:35 - 17:00
GLA
-
SEA
12h 25m1 stop
£367Icelandair
Sat, 24 Jan - Tue, 17 Feb
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m1 stop
£369Icelandair
Mon, 20 Apr - Mon, 27 Apr
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
11:15 - 17:00
GLA
-
SEA
13h 45m1 stop
£370Icelandair
Wed, 31 Dec - Thu, 22 Jan
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m1 stop
£379Icelandair
Wed, 8 Apr - Tue, 21 Apr
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
12:35 - 17:00
GLA
-
SEA
12h 25m1 stop
£387Icelandair
Wed, 31 Dec - Wed, 21 Jan
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
12:35 - 17:00
GLA
-
SEA
12h 25m1 stop
£387Icelandair
Wed, 31 Dec - Wed, 21 Jan
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m1 stop
£398Icelandair
Sun, 19 Apr - Sun, 26 Apr
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m1 stop
Icelandair Logo
12:35 - 17:00
GLA
-
SEA
12h 25m1 stop
£406Icelandair
Wed, 31 Dec - Sun, 25 Jan
British Airways Logo
13:35 - 10:45
SEA
-
GLA
13h 10m1 stop
British Airways Logo
08:40 - 16:55
GLA
-
SEA
16h 15m1 stop
£440British Airways
Fri, 20 Feb - Sat, 28 Feb

Icelandair flights from Seattle to Glasgow

Our best Icelandair deals on Seattle to Glasgow flight tickets
Icelandair
15 Jan
SEA14:35Seattle/Tacoma Intl
11h 20m
1 stop
GLA09:55Glasgow Intl
30 Jan
GLA12:35Glasgow Intl
12h 25m
1 stop
SEA17:00Seattle/Tacoma Intl
£354
Find similar
Icelandair
24 Jan
SEA14:35Seattle/Tacoma Intl
11h 20m
1 stop
GLA09:55Glasgow Intl
17 Feb
GLA12:35Glasgow Intl
12h 25m
1 stop
SEA17:00Seattle/Tacoma Intl
£367
Find similar
Icelandair
20 Apr
SEA15:40Seattle/Tacoma Intl
13h 45m
1 stop
GLA13:25Glasgow Intl
27 Apr
GLA14:20Glasgow Intl
14h 20m
1 stop
SEA20:40Seattle/Tacoma Intl
£369
Find similar

American Airlines flights from Seattle to Glasgow

Our best American Airlines deals on Seattle to Glasgow flight tickets
American Airlines
31 Jan
SEA11:55Seattle/Tacoma Intl
17h 25m
2 stops
GLA13:20Glasgow Intl
7 Feb
GLA08:40Glasgow Intl
20h 05m
2 stops
SEA20:45Seattle/Tacoma Intl
£458
Find similar
American Airlines
24 Jan
SEA08:35Seattle/Tacoma Intl
18h 10m
2 stops
GLA10:45Glasgow Intl
17 Feb
GLA08:55Glasgow Intl
21h 20m
2 stops
SEA22:15Seattle/Tacoma Intl
£464
Find similar

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 18 December 2025.
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

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 15/1

14:35-09:55

1 stop11h 20m

Glasgow Intl

Fri 30/1

12:35-17:00

1 stop12h 25m

£354

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 24/1

14:35-09:55

1 stop11h 20m

Glasgow Intl

Tue 17/2

12:35-17:00

1 stop12h 25m

£367

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

15:40-13:25

1 stop13h 45m

Glasgow Intl

Mon 27/4

14:20-20:40

1 stop14h 20m

£369

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 31/12

14:35-09:55

1 stop11h 20m

Glasgow Intl

Thu 22/1

11:15-17:00

1 stop13h 45m

£370

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 8/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 21/4

14:20-17:55

1 stop11h 35m

£379

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 31/12

14:35-09:55

1 stop11h 20m

Glasgow Intl

Wed 21/1

12:35-17:00

1 stop12h 25m

£387

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 31/12

14:35-09:55

1 stop11h 20m

Glasgow Intl

Wed 21/1

12:35-17:00

1 stop12h 25m

£387

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 19/4

15:40-13:25

1 stop13h 45m

Glasgow Intl

Sun 26/4

14:20-20:40

1 stop14h 20m

£398

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 31/12

14:35-09:55

1 stop11h 20m

Glasgow Intl

Sun 25/1

12:35-17:00

1 stop12h 25m

£406

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Fri 20/2

13:35-10:45

1 stop13h 10m

Glasgow Intl

Sat 28/2

08:40-16:55

1 stop16h 15m

£440

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 cheapest month to fly to Glasgow?

If you’re not able to fly to Glasgow in November, then February is your next best option. Flight prices from Seattle to Glasgow during February average around £534.

What is the cheapest day to depart on your flight to Glasgow?

The cheapest day to depart on your flight to Glasgow is on a Wednesday when prices can be found for as low as £532. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Glasgow for around £903.

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

The cheapest time of day to fly to Glasgow is at midday when flights can be purchased for as low as £556. In contrast, the most expensive time of day to depart to Glasgow is in the afternoon when prices are around £615.

How far in advance should I book a flight 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 £608 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 £509 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

  • 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 £426Free CancellationRating
7.0
591 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.
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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