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Cheap flights from Seattle to Glasgow from $224

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 7/21. 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.
Multiple Airlines Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Multiple Airlines Logo
9:25 pm - 9:40 am
GLA
-
SEA
44h 15m
3 stops
$732Multiple Airlines
Wed, Aug 19 - Tue, Aug 25
Multiple Airlines Logo
11:25 pm - 1:25 pm
SEA
-
GLA
30h 00m
1 stop
Multiple Airlines Logo
9:25 pm - 10:07 am
GLA
-
SEA
44h 42m
3 stops
$742Multiple Airlines
Wed, Aug 19 - Tue, Aug 25
Icelandair Logo
3:40 pm - 1:25 pm
SEA
-
GLA
13h 45m
1 stop
Icelandair Logo
2:20 pm - 5:55 pm
GLA
-
SEA
11h 35m
1 stop
$744Icelandair
Fri, Jul 10 - Tue, Jul 21
Icelandair Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
2:20 pm - 8:40 pm
GLA
-
SEA
14h 20m
1 stop
$750Icelandair
Mon, Aug 31 - Tue, Sep 8
Multiple Airlines Logo
7:55 am - 3:25 pm
SEA
-
GLA
23h 30m
2 stops
Multiple Airlines Logo
11:40 am - 4:55 pm
GLA
-
SEA
13h 15m
1 stop
$752Multiple Airlines
Tue, Nov 24 - Wed, Dec 2
Icelandair Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
2:20 pm - 5:55 pm
GLA
-
SEA
11h 35m
1 stop
$755Icelandair
Mon, Oct 5 - Thu, Oct 15
Multiple Airlines Logo
7:55 am - 3:25 pm
SEA
-
GLA
23h 30m
2 stops
Multiple Airlines Logo
11:40 am - 4:55 pm
GLA
-
SEA
13h 15m
1 stop
$757Multiple Airlines
Tue, Nov 24 - Wed, Dec 2
Icelandair Logo
2:35 pm - 9:55 am
SEA
-
GLA
11h 20m
1 stop
Icelandair Logo
11:55 am - 5:00 pm
GLA
-
SEA
13h 05m
1 stop
$760Icelandair
Tue, Nov 3 - Tue, Nov 17
Icelandair Logo
11:25 pm - 1:25 pm
SEA
-
GLA
30h 00m
1 stop
Icelandair Logo
2:20 pm - 5:55 pm
GLA
-
SEA
11h 35m
1 stop
$762Icelandair
Thu, Jul 9 - Tue, Jul 21
Icelandair Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Icelandair Logo
2:20 pm - 5:55 pm
GLA
-
SEA
11h 35m
1 stop
$764Icelandair
Tue, Jul 21 - Tue, Jul 28

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Icelandair flights from Seattle to Glasgow Intl Airport

Our best Icelandair deals on Seattle to Glasgow Intl Airport flight tickets
Icelandair
Jul 10
SEA3:40 pmSeattle/Tacoma Intl
13h 45m
1 stop
GLA1:25 pmGlasgow Intl
Jul 21
GLA2:20 pmGlasgow Intl
11h 35m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
$744
Icelandair
Aug 31
SEA7:00 pmSeattle/Tacoma Intl
10h 25m
1 stop
GLA1:25 pmGlasgow Intl
Sep 8
GLA2:20 pmGlasgow Intl
14h 20m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
$750
Icelandair
Oct 5
SEA7:00 pmSeattle/Tacoma Intl
10h 25m
1 stop
GLA1:25 pmGlasgow Intl
Oct 15
GLA2:20 pmGlasgow Intl
11h 35m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
$755

Delta flights from Seattle to Glasgow Intl Airport

Our best Delta deals on Seattle to Glasgow Intl Airport flight tickets
Delta
Jul 3
SEA12:35 pmSeattle/Tacoma Intl
19h 40m
2 stops
GLA4:15 pmGlasgow Intl
Jul 12
GLA6:00 amGlasgow Intl
21h 05m
2 stops
SEA7:05 pmSeattle/Tacoma Intl
$1,341
Delta
Jul 3
SEA2:30 pmSeattle/Tacoma Intl
17h 45m
2 stops
GLA4:15 pmGlasgow Intl
Jul 12
GLA9:10 amGlasgow Intl
19h 24m
2 stops
SEA8:34 pmSeattle/Tacoma Intl
$1,342
Delta
Jul 3
SEA2:30 pmSeattle/Tacoma Intl
17h 45m
2 stops
GLA4:15 pmGlasgow Intl
Jul 12
GLA9:10 amGlasgow Intl
19h 24m
2 stops
SEA8:34 pmSeattle/Tacoma Intl
$1,344

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 June 24, 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 - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 8/19

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Tue 8/25

9:25 pm-9:40 am

3 stops44h 15m

$732

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 8/19

11:25 pm-1:25 pm

1 stop30h 00m

Glasgow Intl

Tue 8/25

9:25 pm-10:07 am

3 stops44h 42m

$742

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Fri 7/10

3:40 pm-1:25 pm

1 stop13h 45m

Glasgow Intl

Tue 7/21

2:20 pm-5:55 pm

1 stop11h 35m

$744

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 8/31

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Tue 9/8

2:20 pm-8:40 pm

1 stop14h 20m

$750

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 11/24

7:55 am-3:25 pm

2 stops23h 30m

Glasgow Intl

Wed 12/2

11:40 am-4:55 pm

1 stop13h 15m

$752
Quickest round-trip

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 10/5

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Thu 10/15

2:20 pm-5:55 pm

1 stop11h 35m

$755

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 11/24

7:55 am-3:25 pm

2 stops23h 30m

Glasgow Intl

Wed 12/2

11:40 am-4:55 pm

1 stop13h 15m

$757

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 11/3

2:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Tue 11/17

11:55 am-5:00 pm

1 stop13h 05m

$760

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 7/9

11:25 pm-1:25 pm

1 stop30h 00m

Glasgow Intl

Tue 7/21

2:20 pm-5:55 pm

1 stop11h 35m

$762

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 7/21

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Tue 7/28

2:20 pm-5:55 pm

1 stop11h 35m

$764

Flights are sorted by cheapest round-trip flights first.

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

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 $665.

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 $852 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 June 2026, prices for Seattle to Glasgow Intl Airport flights are approximately 47% cheaper 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
7.0
689 reviews
Search Icelandair flights
British AirwaysPriceFrom $609Free CancellationRating
6.7
8,070 reviews
Search British Airways flights
Aer LingusPriceFrom $689Free CancellationRating
7.3
1,626 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
Paisley
Kilmarnock
Dunoon
East Kilbride
Ballachulish
Renfrew
Kinlochleven
Alexandria
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

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