What is the cheapest airline that flies from Seattle/Tacoma Intl to Glasgow?

Icelandair, Lufthansa, and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Glasgow

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 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.

£286 Cheap Flights from Seattle to Glasgow in 2025/26

Q: What is the typical price of a round-trip flight between Seattle and Glasgow?

Prices are currently low for flights on this route. Typical prices usually range from £496 to £690. The lowest price recently found on this route was £381.

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Find the cheapest flights from Seattle to Glasgow

Round-trip

One-way

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Cheap return flights

Enter your travel dates to find the best prices.

15:35 - 09:55SEA-GLA

11h 20m1 stop

14:20 - 17:50GLA-SEA

11h 30m1 stop

£381Icelandair

Find Deal

Sun, 15 Mar - Sun, 29 Mar

15:00 - 09:55SEA-GLA

11h 55m1 stop

12:35 - 18:00GLA-SEA

12h 25m1 stop

£389Icelandair

Find Deal

Sun, 8 Mar - Thu, 12 Mar

14:35 - 21:00SEA-GLA

22h 25m2 stops

07:45 - 17:00GLA-SEA

17h 15m2 stops

£408Multiple Airlines

Find Deal

Wed, 11 Feb - Wed, 18 Feb

15:35 - 09:55SEA-GLA

11h 20m1 stop

14:20 - 17:50GLA-SEA

11h 30m1 stop

£409Icelandair

Find Deal

Wed, 18 Mar - Tue, 14 Apr

15:35 - 12:25SEA-GLA

13h 50m1 stop

14:20 - 20:45GLA-SEA

14h 25m1 stop

£425Icelandair

Find Deal

Fri, 27 Mar - Fri, 3 Apr

15:10 - 21:00SEA-GLA

21h 50m2 stops

20:45 - 19:16GLA-SEA

30h 31m3 stops

£443Multiple Airlines

Find Deal

Wed, 11 Feb - Wed, 18 Feb

13:35 - 13:20SEA-GLA

15h 45m1 stop

06:35 - 11:30GLA-SEA

12h 55m1 stop

£451British Airways

Find Deal

Sat, 7 Feb - Sat, 14 Feb

18:50 - 17:10SEA-GLA

14h 20m1 stop

20:25 - 11:30GLA-SEA

23h 05m1 stop

£453British Airways

Find Deal

Sat, 21 Feb - Fri, 27 Feb

08:35 - 10:45SEA-GLA

18h 10m2 stops

10:55 - 16:55GLA-SEA

14h 00m1 stop

£460American Airlines

Find Deal

Wed, 11 Feb - Wed, 18 Feb

15:05 - 16:35SEA-GLA

17h 30m1 stop

10:50 - 11:50GLA-SEA

33h 00m1 stop

£461Air France

Find Deal

Sun, 7 Dec - Sun, 14 Dec

Delta flights from Seattle to Glasgow

Our best Delta deals on Seattle to Glasgow flight tickets

Delta

21 Feb

SEA15:05Seattle/Tacoma Intl

33h 25m

1 stop

GLA08:30Glasgow Intl

1 Mar

GLA13:25Glasgow Intl

30h 10m

1 stop

SEA11:35Seattle/Tacoma Intl

£505

Find similar

Delta

21 Feb

SEA06:00Seattle/Tacoma Intl

20h 05m

2 stops

GLA10:05Glasgow Intl

1 Mar

GLA06:05Glasgow Intl

18h 53m

2 stops

SEA16:58Seattle/Tacoma Intl

£516

Find similar

Delta

7 Dec

SEA07:35Seattle/Tacoma Intl

21h 10m

2 stops

GLA12:45Glasgow Intl

14 Dec

GLA06:05Glasgow Intl

18h 16m

2 stops

SEA16:21Seattle/Tacoma Intl

£548

Find similar

KLM flights from Seattle to Glasgow

Our best KLM deals on Seattle to Glasgow flight tickets

KLM

21 Feb

SEA09:55Seattle/Tacoma Intl

16h 10m

2 stops

GLA10:05Glasgow Intl

1 Mar

GLA13:25Glasgow Intl

30h 10m

1 stop

SEA11:35Seattle/Tacoma Intl

£507

Find similar

KLM

30 Nov

SEA15:00Seattle/Tacoma Intl

33h 30m

1 stop

GLA08:30Glasgow Intl

7 Dec

GLA10:50Glasgow Intl

33h 00m

1 stop

SEA11:50Seattle/Tacoma Intl

£575

Find similar

KLM

23 Nov

SEA15:00Seattle/Tacoma Intl

17h 35m

1 stop

GLA16:35Glasgow Intl

30 Nov

GLA13:25Glasgow Intl

30h 25m

1 stop

SEA11:50Seattle/Tacoma Intl

£989

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 15/3

15:35-09:55

1 stop11h 20m

Glasgow Intl

Sun 29/3

14:20-17:50

1 stop11h 30m

£381

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 8/3

15:00-09:55

1 stop11h 55m

Glasgow Intl

Thu 12/3

12:35-18:00

1 stop12h 25m

£389

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 11/2

14:35-21:00

2 stops22h 25m

Glasgow Intl

Wed 18/2

07:45-17:00

2 stops17h 15m

£408

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 18/3

15:35-09:55

1 stop11h 20m

Glasgow Intl

Tue 14/4

14:20-17:50

1 stop11h 30m

£409

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Fri 27/3

15:35-12:25

1 stop13h 50m

Glasgow Intl

Fri 3/4

14:20-20:45

1 stop14h 25m

£425

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 11/2

15:10-21:00

2 stops21h 50m

Glasgow Intl

Wed 18/2

20:45-19:16

3 stops30h 31m

£443

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 7/2

13:35-13:20

1 stop15h 45m

Glasgow Intl

Sat 14/2

06:35-11:30

1 stop12h 55m

£451

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 21/2

18:50-17:10

1 stop14h 20m

Glasgow Intl

Fri 27/2

20:25-11:30

1 stop23h 05m

£453

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 11/2

08:35-10:45

2 stops18h 10m

Glasgow Intl

Wed 18/2

10:55-16:55

1 stop14h 00m

£460

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 7/12

15:05-16:35

1 stop17h 30m

Glasgow Intl

Sun 14/12

10:50-11:50

1 stop33h 00m

£461

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 February, then March is your next best option. Flight prices from Seattle to Glasgow during March average around £542.

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 £541. 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 £917.

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 £565. In contrast, the most expensive time of day to depart to Glasgow is in the afternoon when prices are around £625.

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 £620 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 £517 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

Direct flights	None

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 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.

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.