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

Icelandair and British Airways are the most popular carriers operating from Glasgow to Seattle/Tacoma Intl

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.

$498 Cheap Flights from Glasgow to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Glasgow to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

2:35 pm - 9:55 am

SEA

GLA

11h 20m

1 stop

$633Icelandair

Thu, Sep 10 - Sat, Dec 12

2:20 pm - 8:40 pm

GLA

SEA

14h 20m

1 stop

3:40 pm - 1:25 pm

SEA

GLA

13h 45m

1 stop

$721Icelandair

Tue, Sep 22 - Sat, Sep 26

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

7:00 pm - 1:25 pm

SEA

GLA

10h 25m

1 stop

$726Icelandair

Fri, Sep 4 - Wed, Sep 16

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

7:00 pm - 1:25 pm

SEA

GLA

10h 25m

1 stop

$730Icelandair

Fri, Sep 4 - Mon, Sep 14

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

3:40 pm - 1:25 pm

SEA

GLA

13h 45m

1 stop

$762Icelandair

Thu, Sep 24 - Mon, Sep 28

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

3:35 pm - 9:55 am

SEA

GLA

11h 20m

1 stop

$776Icelandair

Tue, Oct 6 - Tue, Oct 27

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

3:35 pm - 9:55 am

SEA

GLA

11h 20m

1 stop

$777Icelandair

Tue, Oct 6 - Tue, Oct 27

2:20 pm - 8:40 pm

GLA

SEA

14h 20m

1 stop

3:35 pm - 9:55 am

SEA

GLA

11h 20m

1 stop

$793Icelandair

Tue, Oct 6 - Tue, Oct 27

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

11:25 pm - 1:25 pm

SEA

GLA

30h 00m

1 stop

$798Icelandair

Thu, Aug 20 - Thu, Aug 27

2:20 pm - 5:55 pm

GLA

SEA

11h 35m

1 stop

7:00 pm - 1:25 pm

SEA

GLA

10h 25m

1 stop

$815Icelandair

Sat, Oct 17 - Tue, Oct 20

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Icelandair flights from Glasgow to Seattle

Our best Icelandair deals on Glasgow to Seattle flight tickets

Icelandair

Sep 10

GLA2:20 pmGlasgow Intl

11h 35m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

Dec 12

SEA2:35 pmSeattle/Tacoma Intl

11h 20m

1 stop

GLA9:55 amGlasgow Intl

$633

Icelandair

Sep 22

GLA2:20 pmGlasgow Intl

14h 20m

1 stop

SEA8:40 pmSeattle/Tacoma Intl

Sep 26

SEA3:40 pmSeattle/Tacoma Intl

13h 45m

1 stop

GLA1:25 pmGlasgow Intl

$721

Icelandair

Sep 4

GLA2:20 pmGlasgow Intl

11h 35m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

Sep 16

SEA7:00 pmSeattle/Tacoma Intl

10h 25m

1 stop

GLA1:25 pmGlasgow Intl

$726

Virgin Atlantic flights from Glasgow to Seattle

Our best Virgin Atlantic deals on Glasgow to Seattle flight tickets

Virgin Atlantic

Sep 15

GLA6:00 amGlasgow Intl

18h 35m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Sep 22

SEA5:45 pmSeattle/Tacoma Intl

21h 25m

1 stop

GLA11:10 pmGlasgow Intl

$904

Virgin Atlantic

Oct 6

GLA9:10 amGlasgow Intl

19h 40m

2 stops

SEA8:50 pmSeattle/Tacoma Intl

Oct 27

SEA6:00 amSeattle/Tacoma Intl

23h 45m

2 stops

GLA12:45 pmGlasgow Intl

$905

Virgin Atlantic

Oct 6

GLA6:00 amGlasgow Intl

16h 12m

2 stops

SEA2:12 pmSeattle/Tacoma Intl

Oct 27

SEA6:00 amSeattle/Tacoma Intl

23h 45m

2 stops

GLA12:45 pmGlasgow Intl

$923

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/10

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Sat 12/12

2:35 pm-9:55 am

1 stop11h 20m

$633

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 9/22

2:20 pm-8:40 pm

1 stop14h 20m

Seattle/Tacoma Intl

Sat 9/26

3:40 pm-1:25 pm

1 stop13h 45m

$721

Quickest round-trip

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 9/4

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Wed 9/16

7:00 pm-1:25 pm

1 stop10h 25m

$726

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 9/4

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Mon 9/14

7:00 pm-1:25 pm

1 stop10h 25m

$730

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 9/24

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Mon 9/28

3:40 pm-1:25 pm

1 stop13h 45m

$762

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 10/6

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Tue 10/27

3:35 pm-9:55 am

1 stop11h 20m

$776

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 10/6

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Tue 10/27

3:35 pm-9:55 am

1 stop11h 20m

$777

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 10/6

2:20 pm-8:40 pm

1 stop14h 20m

Seattle/Tacoma Intl

Tue 10/27

3:35 pm-9:55 am

1 stop11h 20m

$793

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 8/20

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Thu 8/27

11:25 pm-1:25 pm

1 stop30h 00m

$798

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Sat 10/17

2:20 pm-5:55 pm

1 stop11h 35m

Seattle/Tacoma Intl

Tue 10/20

7:00 pm-1:25 pm

1 stop10h 25m

$815

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $892 to $1,154.
The lowest price recently found on this route was $633.

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Glasgow to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $656. If you don’t want to visit Seattle in January, then you should wait until November to fly from Glasgow, when ticket prices are also cheap, with an average price of $709.

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.

Search flight deals

Frequently asked questions about flying from Glasgow to Seattle

How far is Glasgow to Seattle/Tacoma Intl by plane?
The distance between Glasgow and Seattle/Tacoma Intl is about 4441.7 mi. 11h 35m is a normal flight duration for this route.
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 old do you have to be to fly from Glasgow to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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
Aer Lingus	PriceFrom $705	Free Cancellation	Rating 7.3 1,684 reviews		Search Aer Lingus flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Lynnwood

Redmond

Lakewood

Puyallup

Tukwila

Federal Way

Fife

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

Why use momondo?

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

It is quick and easy to find Glasgow to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

All flight searches from Glasgow to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Glasgow.

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

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