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Cheap flights from Seattle to Glasgow from £157

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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Find the cheapest flights from Seattle to Glasgow

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£367Icelandair
Tue, 7 Apr - Tue, 28 Apr
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£368Icelandair
Mon, 20 Apr - Mon, 27 Apr
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£370Icelandair
Mon, 20 Apr - Mon, 27 Apr
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£379Icelandair
Tue, 7 Apr - Tue, 21 Apr
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£380Icelandair
Mon, 20 Apr - Mon, 27 Apr
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
Icelandair Logo
14:30 - 17:55
GLA
-
SEA
11h 25m
1 stop
£386Icelandair
Mon, 20 Apr - Fri, 1 May
Icelandair Logo
19:00 - 13:35
SEA
-
GLA
10h 35m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£387Icelandair
Thu, 23 Apr - Thu, 14 May
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
£388Icelandair
Mon, 20 Apr - Tue, 28 Apr
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:30 - 17:55
GLA
-
SEA
11h 25m
1 stop
£393Icelandair
Mon, 20 Apr - Fri, 1 May
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
£399Icelandair
Mon, 20 Apr - Mon, 27 Apr

British Airways flights from Seattle to Glasgow

Our best British Airways deals on Seattle to Glasgow flight tickets
British Airways
20 Apr
SEA20:20Seattle/Tacoma Intl
15h 20m
1 stop
GLA19:40Glasgow Intl
1 May
GLA12:20Glasgow Intl
18h 18m
2 stops
SEA22:38Seattle/Tacoma Intl
£467
British Airways
20 Apr
SEA13:35Seattle/Tacoma Intl
15h 50m
1 stop
GLA13:25Glasgow Intl
1 May
GLA05:50Glasgow Intl
24h 48m
2 stops
SEA22:38Seattle/Tacoma Intl
£467
British Airways
20 Apr
SEA13:35Seattle/Tacoma Intl
15h 50m
1 stop
GLA13:25Glasgow Intl
1 May
GLA12:20Glasgow Intl
18h 18m
2 stops
SEA22:38Seattle/Tacoma Intl
£473

KLM flights from Seattle to Glasgow

Our best KLM deals on Seattle to Glasgow flight tickets
KLM
17 Apr
SEA13:45Seattle/Tacoma Intl
18h 30m
1 stop
GLA16:15Glasgow Intl
29 Apr
GLA09:10Glasgow Intl
34h 35m
1 stop
SEA11:45Seattle/Tacoma Intl
£510
KLM
22 Feb
SEA15:05Seattle/Tacoma Intl
23h 05m
1 stop
GLA22:10Glasgow Intl
28 Feb
GLA17:20Glasgow Intl
26h 15m
1 stop
SEA11:35Seattle/Tacoma Intl
£610

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 20 February 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

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 7/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 28/4

14:20-20:40

1 stop14h 20m

£367

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Mon 27/4

14:20-20:40

1 stop14h 20m

£368

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Mon 27/4

14:20-17:55

1 stop11h 35m

£370

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 7/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 21/4

14:20-20:40

1 stop14h 20m

£379

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Mon 27/4

14:20-17:55

1 stop11h 35m

£380

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

15:40-13:25

1 stop13h 45m

Glasgow Intl

Fri 1/5

14:30-17:55

1 stop11h 25m

£386

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 23/4

19:00-13:35

1 stop10h 35m

Glasgow Intl

Thu 14/5

14:20-20:40

1 stop14h 20m

£387

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Tue 28/4

14:20-17:55

1 stop11h 35m

£388

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Fri 1/5

14:30-17:55

1 stop11h 25m

£393

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 20/4

19:00-13:25

1 stop10h 25m

Glasgow Intl

Mon 27/4

14:20-20:40

1 stop14h 20m

£399

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 February, then November is your next best option. Flight prices from Seattle to Glasgow during November average around £525.

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 £569 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 £479 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 £423Free CancellationRating
7.1
615 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