Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Glasgow from $285

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 12/9. 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 Seattle to Glasgow

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
11:25 pm - 1:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
30h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:20 pm - 5:55 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
11h 35m1 stop Reykjavik Keflavik Intl
$745Icelandair
Fri, Aug 28 - Thu, Sep 10
Icelandair Logo
3:40 pm - 1:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
13h 45m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 5:00 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
13h 05m1 stop Reykjavik Keflavik Intl
$757Icelandair
Sat, Oct 24 - Sun, Nov 1
Icelandair Logo
7:10 pm - 12:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
10h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 5:00 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
13h 05m1 stop Reykjavik Keflavik Intl
$758Icelandair
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
3:40 pm - 9:15 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
21h 35m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
7:45 am - 11:45 amGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
36h 00m2 stops Dublin Reykjavik Keflavik Intl
$856Multiple Airlines
Wed, Sep 2 - Wed, Sep 9
Multiple Airlines Logo
11:25 pm - 1:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
30h 00m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
11:00 am - 9:40 amGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
30h 40m2 stops Toronto Pearson Intl Calgary
$862Multiple Airlines
Fri, Aug 28 - Thu, Sep 10
British Airways Logo
6:45 pm - 4:35 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
13h 50m1 stop London Heathrow
British Airways Logo
11:40 am - 4:50 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
13h 10m1 stop London Heathrow
$865British Airways
Mon, Nov 30 - Tue, Dec 15
British Airways Logo
6:45 pm - 6:15 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
15h 30m1 stop London Heathrow
British Airways Logo
8:40 am - 4:50 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
16h 10m1 stop London Heathrow
$865British Airways
Mon, Nov 30 - Wed, Dec 16
Multiple Airlines Logo
11:25 pm - 1:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
30h 00m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:35 am - 6:45 pmGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
20h 10m2 stops Paris Charles de Gaulle Calgary
$866Multiple Airlines
Thu, Sep 3 - Wed, Sep 16
Aer Lingus Logo
12:57 pm - 4:50 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
19h 53m2 stops Los Angeles Dublin
Aer Lingus Logo
8:20 am - 12:35 amGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
24h 15m2 stops Dublin Chicago O'Hare Intl
$1,646Aer Lingus
Wed, Dec 16 - Fri, Jan 1
Aer Lingus Logo
10:31 am - 3:25 pmSEA  Seattle/Tacoma Intl-GLA Glasgow Intl
20h 54m2 stops Chicago O'Hare Intl Dublin
Aer Lingus Logo
8:20 am - 12:35 amGLA  Glasgow Intl-SEA Seattle/Tacoma Intl
24h 15m2 stops Dublin Chicago O'Hare Intl
$1,690Aer Lingus
Tue, Dec 15 - Sat, Jan 2

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Icelandair flights from Seattle to Glasgow Intl Airport

Our best Icelandair deals on Seattle to Glasgow Intl Airport flight tickets
Icelandair
Aug 28
SEA11:25 pmSeattle/Tacoma Intl
30h 00m
1 stop
GLA1:25 pmGlasgow Intl
Sep 10
GLA2:20 pmGlasgow Intl
11h 35m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
$745
Icelandair
Oct 24
SEA3:40 pmSeattle/Tacoma Intl
13h 45m
1 stop
GLA1:25 pmGlasgow Intl
Nov 1
GLA11:55 amGlasgow Intl
13h 05m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$757
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
$758

British Airways flights from Seattle to Glasgow Intl Airport

Our best British Airways deals on Seattle to Glasgow Intl Airport flight tickets
British Airways
Nov 30
SEA6:45 pmSeattle/Tacoma Intl
13h 50m
1 stop
GLA4:35 pmGlasgow Intl
Dec 15
GLA11:40 amGlasgow Intl
13h 10m
1 stop
SEA4:50 pmSeattle/Tacoma Intl
$865
British Airways
Nov 30
SEA6:45 pmSeattle/Tacoma Intl
13h 50m
1 stop
GLA4:35 pmGlasgow Intl
Dec 14
GLA8:25 pmGlasgow Intl
23h 00m
1 stop
SEA11:25 amSeattle/Tacoma Intl
$874
British Airways
Oct 4
SEA8:20 pmSeattle/Tacoma Intl
14h 25m
1 stop
GLA6:45 pmGlasgow Intl
Oct 12
GLA7:35 pmGlasgow Intl
24h 00m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$931

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Glasgow Intl Airport 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 832,500 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from Seattle to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Fri 8/28

11:25 pm-1:25 pm

1 stop30h 00m

Glasgow Intl

Thu 9/10

2:20 pm-5:55 pm

1 stop11h 35m

$745

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sat 10/24

3:40 pm-1:25 pm

1 stop13h 45m

Glasgow Intl

Sun 11/1

11:55 am-5:00 pm

1 stop13h 05m

$757
Quickest round-trip

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Sat 10/24

7:10 pm-12:25 pm

1 stop10h 15m

Glasgow Intl

Sun 11/1

11:55 am-5:00 pm

1 stop13h 05m

$758

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 9/2

3:40 pm-9:15 pm

2 stops21h 35m

Glasgow Intl

Wed 9/9

7:45 am-11:45 am

2 stops36h 00m

$856

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Fri 8/28

11:25 pm-1:25 pm

1 stop30h 00m

Glasgow Intl

Thu 9/10

11:00 am-9:40 am

2 stops30h 40m

$862

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Mon 11/30

6:45 pm-4:35 pm

1 stop13h 50m

Glasgow Intl

Tue 12/15

11:40 am-4:50 pm

1 stop13h 10m

$865

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Mon 11/30

6:45 pm-6:15 pm

1 stop15h 30m

Glasgow Intl

Wed 12/16

8:40 am-4:50 pm

1 stop16h 10m

$865

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Thu 9/3

11:25 pm-1:25 pm

1 stop30h 00m

Glasgow Intl

Wed 9/16

6:35 am-6:45 pm

2 stops20h 10m

$866

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 12/16

12:57 pm-4:50 pm

2 stops19h 53m

Glasgow Intl

Fri 1/1

8:20 am-12:35 am

2 stops24h 15m

$1,646

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Tue 12/15

10:31 am-3:25 pm

2 stops20h 54m

Glasgow Intl

Sat 1/2

8:20 am-12:35 am

2 stops24h 15m

$1,690

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Glasgow from

How to get the cheapest flight ticket from Seattle to Glasgow Intl Airport

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 Seattle and Glasgow Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $843 to $1,104.
The lowest price recently found on this route was $745.

What is the cheapest month to fly to Glasgow Intl Airport?

The cheapest month to fly to Glasgow Intl Airport from Seattle is in February. Flight prices, which tend to average around $656, are often lower during this time because this is during the off-season. If you’re not able to fly to Glasgow Intl Airport in February, then March is your next best option. Flight prices from Seattle to Glasgow Intl Airport during March average around $677.

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

You are more likely to see cheaper flights to Glasgow Intl Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow Intl Airport for around $865 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow Intl Airport from Seattle for as low as $686 on momondo.

How have Seattle to Glasgow Intl Airport flight prices changed over time?

As of August 2026, prices for Seattle to Glasgow Intl Airport flights are approximately 36% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Glasgow Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Glasgow Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Glasgow Intl Airport (SEA to GLA) flight deals and tips

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

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from Seattle to Glasgow Intl Airport takes 10h 15m
There are no direct flights from Seattle to Glasgow Intl Airport. There are no popular flight routes from Seattle to Glasgow Intl Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Glasgow Intl Airport

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

    There are 4436.4 mi between Seattle/Tacoma Intl and Glasgow Intl. In terms of flight time, this usually takes a little over 10h 15m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Glasgow Intl Airport are refreshed on a daily basis.

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

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

    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 Intl Airport.

  • What documentation or ID do you need to fly to Glasgow Intl Airport?

    The necessary travel and health documents for your Glasgow Intl Airport 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.

  • What is the most popular airline from Seattle to Glasgow Intl Airport?

Best airlines flying from Seattle to Glasgow Intl Airport

Compare and see reviews for airlines that fly from Seattle to Glasgow Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $516Free CancellationRating
6.9
728 reviews
Search Icelandair flights
British AirwaysPriceFrom $609Free CancellationRating
6.7
8,155 reviews
Search British Airways flights
Aer LingusPriceFrom $714Free CancellationRating
7.3
1,693 reviews
Search Aer Lingus flights

Traveling to a place near Glasgow?

Book flights to Glasgow if you plan to visit one of these locations
Dumbarton
Helensburgh
Inveraray
Alexandria
Paisley
Kilmarnock
Arrochar
Ballachulish
East Kilbride
Renfrew
Kinlochleven
Tarbert
Glencoe

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?

Yes. momondo allows you to filter the results for Seattle to Glasgow flights to just show those with flexible booking policies.

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

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 Glasgow from Seattle.

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 Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/9
Wed 9/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Glasgow

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $499
Flights to London Gatwick Airportfrom $394
Flights to London Stansted Airportfrom $494
Flights to London City Airportfrom $605
Flights to London Luton Airportfrom $494
Flights to Belfast Intl Airportfrom $642
Flights to London Southend Airportfrom $681
Flights to Belfast City Airportfrom $655