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

Icelandair is the most popular carrier operating from Seattle/Tacoma Intl to Glasgow

What airlines fly to Glasgow?

Icelandair, British Airways and Aer Lingus are the top three most popular airlines that fly to Glasgow from Seattle according to our data. Icelandair is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Glasgow. Keep in mind that there are 6 different airlines that fly to Glasgow on a routine basis, so you have a few additional options to choose from.

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 are refreshed on a daily basis.

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

There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Glasgow as of August 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Glasgow.

What documentation or ID do you need to fly to Glasgow?

The necessary travel and health documents for your Glasgow trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$292 Cheap Flights from Seattle to Glasgow in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Glasgow

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

10:50 pm - 9:29 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

30h 39m2 stops Dublin Chicago O'Hare Intl

$630Multiple Airlines

Tue, Oct 20 - Mon, Nov 9

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

10:50 pm - 9:29 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

30h 39m2 stops Dublin Chicago O'Hare Intl

$630Multiple Airlines

Sun, Oct 18 - Mon, Nov 9

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

10:50 pm - 6:48 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

27h 58m2 stops Dublin Chicago O'Hare Intl

$630Multiple Airlines

Wed, Oct 21 - Mon, Nov 9

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

11:55 am - 5:00 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

13h 05m1 stop Reykjavik Keflavik Intl

$754Icelandair

Sun, Oct 18 - Mon, Nov 2

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

2:20 pm - 5:55 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

11h 35m1 stop Reykjavik Keflavik Intl

$760Icelandair

Tue, Oct 6 - Wed, Oct 14

7:00 pm - 1:25 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

10h 25m1 stop Reykjavik Keflavik Intl

2:20 pm - 8:40 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

14h 20m1 stop Reykjavik Keflavik Intl

$760Icelandair

Thu, Oct 8 - Thu, Oct 15

6:45 pm - 4:40 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

13h 55m1 stop London Heathrow

8:45 am - 4:50 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

16h 05m1 stop London Heathrow

$903British Airways

Sun, Feb 7 - Tue, Feb 23

6:45 pm - 7:20 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

16h 35m1 stop London Heathrow

1:40 pm - 4:50 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

35h 10m1 stop London Heathrow

$903British Airways

Sun, Feb 7 - Thu, Feb 25

7:10 pm - 8:40 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

17h 30m1 stop Dublin

12:00 pm - 5:10 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

13h 10m1 stop Dublin

$1,089Aer Lingus

Fri, Sep 11 - Thu, Sep 17

11:59 pm - 8:05 amSEA Seattle/Tacoma Intl-GLA Glasgow Intl

24h 06m2 stops Chicago O'Hare Intl Dublin

8:35 am - 8:15 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

19h 40m2 stops Dublin Chicago O'Hare Intl

$1,097Aer Lingus

Sat, Oct 10 - Fri, Oct 16

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Icelandair flights from Seattle to Glasgow

Our best Icelandair deals on Seattle to Glasgow flight tickets

Icelandair

Oct 18

SEA7:00 pmSeattle/Tacoma Intl

10h 25m

1 stop

GLA1:25 pmGlasgow Intl

Nov 2

GLA11:55 amGlasgow Intl

13h 05m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

$754

Icelandair

Oct 6

SEA7:00 pmSeattle/Tacoma Intl

10h 25m

1 stop

GLA1:25 pmGlasgow Intl

Oct 14

GLA2:20 pmGlasgow Intl

11h 35m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

$760

Icelandair

Oct 6

SEA7:00 pmSeattle/Tacoma Intl

10h 25m

1 stop

GLA1:25 pmGlasgow Intl

Oct 14

GLA2:20 pmGlasgow Intl

11h 35m

1 stop

SEA5:55 pmSeattle/Tacoma Intl

$761

Aer Lingus flights from Seattle to Glasgow

Our best Aer Lingus deals on Seattle to Glasgow flight tickets

Aer Lingus

Sep 1

SEA7:10 pmSeattle/Tacoma Intl

13h 40m

1 stop

GLA4:50 pmGlasgow Intl

Oct 1

GLA8:35 amGlasgow Intl

16h 35m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$1,039

Aer Lingus

Sep 6

SEA7:10 pmSeattle/Tacoma Intl

28h 55m

1 stop

GLA8:05 amGlasgow Intl

Sep 12

GLA9:25 pmGlasgow Intl

27h 45m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$1,258

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Tue 10/20

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Mon 11/9

10:50 pm-9:29 pm

2 stops30h 39m

$630

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sun 10/18

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Mon 11/9

10:50 pm-9:29 pm

2 stops30h 39m

$630

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 10/21

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Mon 11/9

10:50 pm-6:48 pm

2 stops27h 58m

$630

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sun 10/18

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Mon 11/2

11:55 am-5:00 pm

1 stop13h 05m

$754

Quickest round-trip

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Tue 10/6

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Wed 10/14

2:20 pm-5:55 pm

1 stop11h 35m

$760

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Thu 10/8

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Thu 10/15

2:20 pm-8:40 pm

1 stop14h 20m

$760

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sun 2/7

6:45 pm-4:40 pm

1 stop13h 55m

Glasgow Intl

Tue 2/23

8:45 am-4:50 pm

1 stop16h 05m

$903

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sun 2/7

6:45 pm-7:20 pm

1 stop16h 35m

Glasgow Intl

Thu 2/25

1:40 pm-4:50 pm

1 stop35h 10m

$903

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Fri 9/11

7:10 pm-8:40 pm

1 stop17h 30m

Glasgow Intl

Thu 9/17

12:00 pm-5:10 pm

1 stop13h 10m

$1,089

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sat 10/10

11:59 pm-8:05 am

2 stops24h 06m

Glasgow Intl

Fri 10/16

8:35 am-8:15 pm

2 stops19h 40m

$1,097

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 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?

Prices are currently low for flights on this route.

Typical prices usually range from $852 to $1,153.
The lowest price recently found on this route was $630.

What is the cheapest month to fly to Glasgow?

If you are unable to visit Glasgow during the month of March, then departing from Seattle during the month February is also very affordable. Most momondo users find prices during this month for around $687.

How far in advance should I book a flight from Seattle 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 $875 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow from Seattle for as low as $686 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

Best Price Found	$292
Fastest flight time	10h 25m
Direct flights	None

The best one-way flight to Glasgow from Seattle in the past 72 hours is $292. The best round-trip flight deal from Seattle to Glasgow found on momondo in the last 72 hours is $630.

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

Frequently asked questions about flying from Seattle to Glasgow

How far is Seattle/Tacoma Intl to Glasgow by plane?
The straight-line distance from Seattle/Tacoma Intl to Glasgow is 4441.7 mi. Typically, this will take 10h 25m by plane in normal conditions.
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 are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Glasgow?
There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Glasgow as of August 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Glasgow?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Glasgow.
What documentation or ID do you need to fly to Glasgow?
The necessary travel and health documents for your Glasgow trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
Icelandair	PriceFrom $501	Free Cancellation	Rating 6.9 738 reviews	Search Icelandair flights
Virgin Atlantic	PriceFrom $558	Free Cancellation	Rating 7.4 695 reviews	Search Virgin Atlantic flights
Scandinavian Airlines	PriceFrom $580	Free Cancellation	Rating 7.4 1,963 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $597	Free Cancellation	Rating 6.7 8,195 reviews	Search British Airways flights
Delta	PriceFrom $635	Free Cancellation	Rating 7.8 8,531 reviews	Search Delta flights
Aer Lingus	PriceFrom $654	Free Cancellation	Rating 7.3 1,729 reviews	Search Aer Lingus flights

Why use momondo?

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

It is quick and easy to find Seattle to Glasgow 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 Glasgow that suits you.

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?

Once you have performed a search for Seattle to Glasgow 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 Seattle to Glasgow right now. Can momondo alert me if prices change?

Price alerts on flights to Glasgow from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Glasgow trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Complete your trip

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Fly into one of these airports located in Glasgow

Glasgow Intl Airport

Glasgow Prestwick Airport

Cheap flights from Seattle to Glasgow from $292

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 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Seattle to Glasgow

Cheap round-trip flights

Cheap one-way flights

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Big names and deals

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Filter for what you want

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Price Alerts

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Icelandair flights from Seattle to Glasgow

Our best Icelandair deals on Seattle to Glasgow flight tickets

Aer Lingus flights from Seattle to Glasgow

Our best Aer Lingus deals on Seattle to Glasgow flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Glasgow that are best for you.

See travel insights to Glasgow from

How to get the cheapest flight ticket from Seattle to Glasgow

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

What is the cheapest month to fly to Glasgow?

How far in advance should I book a flight from Seattle to Glasgow?

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

What airlines fly to Glasgow?

Cheap Seattle to Glasgow flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Glasgow

Best airlines flying from Seattle to Glasgow

Compare and see reviews for airlines that fly from Seattle to Glasgow with momondo

Why use momondo?

An easier way to manage your Glasgow trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Glasgow

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Seattle

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year