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

British Airways is the most popular carrier 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 many operators does momondo search for flights from Glasgow to Seattle/Tacoma Intl Airport?

As of June 2026, there is 1 operator available to choose from 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?

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.

$427 Cheap Flights from Glasgow to Seattle in 2026

Q: 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 $1,053 to $823. The lowest price recently found on this route was $683.

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.

12:00 pm - 5:10 pm

GLA

SEA

13h 10m

1 stop

7:10 pm - 8:40 pm

SEA

GLA

17h 30m

1 stop

$683Aer Lingus

vie., jul. 10 - vie., jul. 24

9:40 am - 5:10 pm

GLA

SEA

15h 30m

1 stop

7:10 pm - 8:40 pm

SEA

GLA

17h 30m

1 stop

$700Aer Lingus

vie., jul. 10 - vie., jul. 24

9:25 pm - 5:10 pm

GLA

SEA

27h 45m

1 stop

1:30 pm - 10:30 am

SEA

GLA

13h 00m

1 stop

$726British Airways

lun., sep. 14 - dom., sep. 20

9:25 pm - 5:10 pm

GLA

SEA

27h 45m

1 stop

7:10 pm - 4:50 pm

SEA

GLA

13h 40m

1 stop

$743British Airways

mar., jul. 7 - mar., ago. 4

12:00 pm - 5:10 pm

GLA

SEA

13h 10m

1 stop

3:10 pm - 2:35 pm

SEA

GLA

16h 25m

2 stops

$749British Airways

mar., oct. 6 - mar., oct. 27

12:00 pm - 5:10 pm

GLA

SEA

13h 10m

1 stop

7:50 pm - 6:15 pm

SEA

GLA

15h 25m

1 stop

$750British Airways

mar., oct. 6 - mar., oct. 27

12:00 pm - 5:10 pm

GLA

SEA

13h 10m

1 stop

3:10 pm - 2:35 pm

SEA

GLA

16h 25m

2 stops

$751British Airways

mar., oct. 6 - mar., oct. 27

6:35 am - 11:35 am

GLA

SEA

13h 00m

1 stop

1:30 pm - 9:40 am

SEA

GLA

12h 10m

1 stop

$755British Airways

sáb., oct. 17 - mar., oct. 20

6:35 am - 11:35 am

GLA

SEA

13h 00m

1 stop

11:34 am - 1:15 pm

SEA

GLA

17h 41m

2 stops

$756British Airways

sáb., oct. 17 - mar., oct. 20

6:35 am - 11:35 am

GLA

SEA

13h 00m

1 stop

11:34 am - 1:15 pm

SEA

GLA

17h 41m

2 stops

$757British Airways

sáb., oct. 17 - mar., oct. 20

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Aer Lingus flights from Glasgow to Seattle

Our best Aer Lingus deals on Glasgow to Seattle flight tickets

Aer Lingus

Jul 10

GLA12:00 pmGlasgow Intl

13h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Jul 24

SEA7:10 pmSeattle/Tacoma Intl

17h 30m

1 stop

GLA8:40 pmGlasgow Intl

$683

Aer Lingus

Jul 10

GLA9:40 amGlasgow Intl

15h 30m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Jul 24

SEA7:10 pmSeattle/Tacoma Intl

17h 30m

1 stop

GLA8:40 pmGlasgow Intl

$700

Aer Lingus

Jul 10

GLA12:00 pmGlasgow Intl

13h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Aug 7

SEA7:10 pmSeattle/Tacoma Intl

17h 30m

1 stop

GLA8:40 pmGlasgow Intl

$812

Air France flights from Glasgow to Seattle

Our best Air France deals on Glasgow to Seattle flight tickets

Air France

Jul 11

GLA6:00 amGlasgow Intl

13h 33m

1 stop

SEA11:33 amSeattle/Tacoma Intl

Aug 6

SEA1:30 pmSeattle/Tacoma Intl

25h 40m

2 stops

GLA11:10 pmGlasgow Intl

$970

Air France

Jul 11

GLA6:00 amGlasgow Intl

13h 33m

1 stop

SEA11:33 amSeattle/Tacoma Intl

Aug 6

SEA1:30 pmSeattle/Tacoma Intl

18h 45m

2 stops

GLA4:15 pmGlasgow Intl

$971

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

vie. 7/10

12:00 pm-5:10 pm

1 stop13h 10m

Seattle/Tacoma Intl

vie. 7/24

7:10 pm-8:40 pm

1 stop17h 30m

$683

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

vie. 7/10

9:40 am-5:10 pm

1 stop15h 30m

Seattle/Tacoma Intl

vie. 7/24

7:10 pm-8:40 pm

1 stop17h 30m

$700

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

lun. 9/14

9:25 pm-5:10 pm

1 stop27h 45m

Seattle/Tacoma Intl

dom. 9/20

1:30 pm-10:30 am

1 stop13h 00m

$726

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

mar. 7/7

9:25 pm-5:10 pm

1 stop27h 45m

Seattle/Tacoma Intl

mar. 8/4

7:10 pm-4:50 pm

1 stop13h 40m

$743

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

mar. 10/6

12:00 pm-5:10 pm

1 stop13h 10m

Seattle/Tacoma Intl

mar. 10/27

3:10 pm-2:35 pm

2 stops16h 25m

$749

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

mar. 10/6

12:00 pm-5:10 pm

1 stop13h 10m

Seattle/Tacoma Intl

mar. 10/27

7:50 pm-6:15 pm

1 stop15h 25m

$750

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

mar. 10/6

12:00 pm-5:10 pm

1 stop13h 10m

Seattle/Tacoma Intl

mar. 10/27

3:10 pm-2:35 pm

2 stops16h 25m

$751

Quickest round-trip

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

sáb. 10/17

6:35 am-11:35 am

1 stop13h 00m

Seattle/Tacoma Intl

mar. 10/20

1:30 pm-9:40 am

1 stop12h 10m

$755

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

sáb. 10/17

6:35 am-11:35 am

1 stop13h 00m

Seattle/Tacoma Intl

mar. 10/20

11:34 am-1:15 pm

2 stops17h 41m

$756

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

sáb. 10/17

6:35 am-11:35 am

1 stop13h 00m

Seattle/Tacoma Intl

mar. 10/20

11:34 am-1:15 pm

2 stops17h 41m

$757

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?

What is the cheapest month to fly to Seattle?

In general, April 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 $577. If you don’t want to visit Seattle in April, then you should wait until March to fly from Glasgow, when ticket prices are also cheap, with an average price of $577.

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	13h 10m
Direct flights	None

The fastest flight from Glasgow to Seattle takes 13h 10m

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. 13h 10m 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 many operators does momondo search for flights from Glasgow to Seattle/Tacoma Intl Airport?
As of June 2026, there is 1 operator available to choose from 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?
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
British Airways	PriceFrom $783	Free Cancellation	Rating 6.7 8,054 reviews		Search British Airways flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Federal Way

Fife

Cle Elum

Marysville

Centralia

Shoreline

Kirkland

Westport

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.