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Cheap flights from Glasgow to Seattle from £369

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 to Seattle departing on 28/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Glasgow to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
Icelandair Logo
14:35 - 09:55
SEA
-
GLA
11h 20m
1 stop
£469Icelandair
Thu, 10 Sep - Sat, 12 Dec
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
Icelandair Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
£535Icelandair
Tue, 22 Sep - Sat, 26 Sep
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
£538Icelandair
Fri, 4 Sep - Wed, 16 Sep
Multiple Airlines Logo
19:25 - 20:40
GLA
-
SEA
33h 15m
2 stops
Multiple Airlines Logo
15:40 - 20:55
SEA
-
GLA
21h 15m
2 stops
£555Multiple Airlines
Mon, 21 Sep - Mon, 28 Sep
Finnair Logo
13:05 - 11:35
GLA
-
SEA
30h 30m
1 stop
Finnair Logo
19:45 - 18:15
SEA
-
GLA
15h 30m
1 stop
£614Finnair
Tue, 6 Oct - Tue, 27 Oct
Multiple Airlines Logo
08:35 - 17:10
GLA
-
SEA
16h 35m
1 stop
Multiple Airlines Logo
15:40 - 13:25
SEA
-
GLA
13h 45m
1 stop
£615Multiple Airlines
Mon, 21 Sep - Mon, 28 Sep
Aer Lingus Logo
08:35 - 17:10
GLA
-
SEA
16h 35m
1 stop
Aer Lingus Logo
23:59 - 11:30
SEA
-
GLA
27h 31m
2 stops
£647Aer Lingus
Sat, 17 Oct - Tue, 20 Oct
Aer Lingus Logo
12:00 - 17:10
GLA
-
SEA
13h 10m
1 stop
Aer Lingus Logo
19:10 - 15:25
SEA
-
GLA
12h 15m
1 stop
£657Aer Lingus
Mon, 21 Sep - Mon, 28 Sep
British Airways Logo
05:55 - 11:35
GLA
-
SEA
13h 40m
1 stop
British Airways Logo
15:20 - 15:50
SEA
-
GLA
17h 30m
2 stops
£662British Airways
Tue, 6 Oct - Tue, 27 Oct
British Airways Logo
05:55 - 11:35
GLA
-
SEA
13h 40m
1 stop
British Airways Logo
15:20 - 15:50
SEA
-
GLA
17h 30m
2 stops
£672British Airways
Tue, 6 Oct - Tue, 27 Oct

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Virgin Atlantic flights from Glasgow to Seattle

Our best Virgin Atlantic deals on Glasgow to Seattle flight tickets
Virgin Atlantic
15 Sept
GLA06:00Glasgow Intl
18h 35m
1 stop
SEA16:35Seattle/Tacoma Intl
22 Sept
SEA17:45Seattle/Tacoma Intl
21h 25m
1 stop
GLA23:10Glasgow Intl
£670
Virgin Atlantic
6 Oct
GLA09:10Glasgow Intl
19h 40m
2 stops
SEA20:50Seattle/Tacoma Intl
27 Oct
SEA06:00Seattle/Tacoma Intl
23h 45m
2 stops
GLA12:45Glasgow Intl
£671
Virgin Atlantic
6 Oct
GLA06:00Glasgow Intl
16h 12m
2 stops
SEA14:12Seattle/Tacoma Intl
27 Oct
SEA06:00Seattle/Tacoma Intl
23h 45m
2 stops
GLA12:45Glasgow Intl
£684

Icelandair flights from Glasgow to Seattle

Our best Icelandair deals on Glasgow to Seattle flight tickets
Icelandair
10 Sept
GLA14:20Glasgow Intl
11h 35m
1 stop
SEA17:55Seattle/Tacoma Intl
12 Dec
SEA14:35Seattle/Tacoma Intl
11h 20m
1 stop
GLA09:55Glasgow Intl
£469
Icelandair
22 Sept
GLA14:20Glasgow Intl
14h 20m
1 stop
SEA20:40Seattle/Tacoma Intl
26 Sept
SEA15:40Seattle/Tacoma Intl
13h 45m
1 stop
GLA13:25Glasgow Intl
£535
Icelandair
4 Sept
GLA14:20Glasgow Intl
11h 35m
1 stop
SEA17:55Seattle/Tacoma Intl
16 Sept
SEA19:00Seattle/Tacoma Intl
10h 25m
1 stop
GLA13:25Glasgow Intl
£538

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow to Seattle 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 2 August 2026.
Use the filters below to find and compare flights from Glasgow to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 10/9

14:20-17:55

1 stop11h 35m

Seattle/Tacoma Intl

Sat 12/12

14:35-09:55

1 stop11h 20m

£469

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 22/9

14:20-20:40

1 stop14h 20m

Seattle/Tacoma Intl

Sat 26/9

15:40-13:25

1 stop13h 45m

£535
Fastest return journey

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 4/9

14:20-17:55

1 stop11h 35m

Seattle/Tacoma Intl

Wed 16/9

19:00-13:25

1 stop10h 25m

£538

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Mon 21/9

19:25-20:40

2 stops33h 15m

Seattle/Tacoma Intl

Mon 28/9

15:40-20:55

2 stops21h 15m

£555

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 6/10

13:05-11:35

1 stop30h 30m

Seattle/Tacoma Intl

Tue 27/10

19:45-18:15

1 stop15h 30m

£614

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Mon 21/9

08:35-17:10

1 stop16h 35m

Seattle/Tacoma Intl

Mon 28/9

15:40-13:25

1 stop13h 45m

£615

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Sat 17/10

08:35-17:10

1 stop16h 35m

Seattle/Tacoma Intl

Tue 20/10

23:59-11:30

2 stops27h 31m

£647

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Mon 21/9

12:00-17:10

1 stop13h 10m

Seattle/Tacoma Intl

Mon 28/9

19:10-15:25

1 stop12h 15m

£657

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 6/10

05:55-11:35

1 stop13h 40m

Seattle/Tacoma Intl

Tue 27/10

15:20-15:50

2 stops17h 30m

£662

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 6/10

05:55-11:35

1 stop13h 40m

Seattle/Tacoma Intl

Tue 27/10

15:20-15:50

2 stops17h 30m

£672

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Glasgow to Seattle

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 Glasgow and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from £661 to £856.
The lowest price recently found on this route was £469.

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Glasgow is in January. Flight prices, which tend to average around £486, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Seattle, with average flight prices from Glasgow averaging around £526.

Cheap Glasgow to Seattle flight deals and tips

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

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Glasgow to Seattle takes 11h 35m
There are no direct flights from Glasgow to Seattle. There are no popular flight routes from Glasgow to Seattle.
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Frequently asked questions about flying from Glasgow to Seattle

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

    A flight from Glasgow to Seattle/Tacoma Intl will travel around 4441.7 mi. Typically, this will take 11h 35m by plane in normal conditions.

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

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

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

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

    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 to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Glasgow to Seattle

Compare and see reviews for airlines that fly from Glasgow to Seattle with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £448Free CancellationRating
7.0
717 reviews
Search Icelandair flights
Aer LingusPriceFrom £491Free CancellationRating
7.3
1,684 reviews
Search Aer Lingus flights
LufthansaPriceFrom £506Free CancellationRating
6.8
8,172 reviews
Search Lufthansa flights
British AirwaysPriceFrom £515Free CancellationRating
6.7
8,135 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £594Free CancellationRating
7.5
694 reviews
Search Virgin Atlantic flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Westport
Kirkland
Ashford
Tacoma
SeaTac
Tukwila
Fife

Why use momondo?

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

Finding the right flight to Seattle 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 Seattle quick and easy, saving you time and money.

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

Yes. All flights to Seattle from Glasgow on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Glasgow to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Glasgow to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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