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Cheap flights from Seattle to Glasgow from $244

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 4/21. 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
0 bags

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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 - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
8:40 pm - 9:40 am
GLA
-
SEA
45h 00m
2 stops
$640Multiple Airlines
Sat, May 9 - Tue, May 19
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
9:40 pm - 9:40 am
GLA
-
SEA
44h 00m
2 stops
$692Multiple Airlines
Sat, Apr 25 - Thu, May 7
Multiple Airlines Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Multiple Airlines Logo
9:40 pm - 9:40 am
GLA
-
SEA
44h 00m
2 stops
$693Multiple Airlines
Mon, Apr 27 - Thu, May 7
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
8:20 am - 9:40 am
GLA
-
SEA
33h 20m
2 stops
$696Multiple Airlines
Sat, Apr 25 - Tue, May 5
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
8:00 am - 9:40 am
GLA
-
SEA
33h 40m
2 stops
$707Multiple Airlines
Sat, May 2 - Sun, May 10
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
8:00 am - 6:45 pm
GLA
-
SEA
18h 45m
2 stops
$709Multiple Airlines
Sat, Apr 25 - Sun, May 3
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
7:25 am - 9:40 am
GLA
-
SEA
34h 15m
2 stops
$718Multiple Airlines
Sat, Apr 25 - Fri, May 1
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
10:35 pm - 7:23 pm
GLA
-
SEA
28h 48m
2 stops
$724Multiple Airlines
Sat, Apr 25 - Wed, May 6
Multiple Airlines Logo
7:00 pm - 1:25 pm
SEA
-
GLA
10h 25m
1 stop
Multiple Airlines Logo
8:40 pm - 9:40 am
GLA
-
SEA
45h 00m
3 stops
$735Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
7:00 pm - 1:35 pm
SEA
-
GLA
10h 35m
1 stop
Multiple Airlines Logo
8:40 pm - 9:40 am
GLA
-
SEA
45h 00m
3 stops
$751Multiple Airlines
Sat, May 9 - Tue, May 19

KLM flights from Seattle to Glasgow Intl Airport

Our best KLM deals on Seattle to Glasgow Intl Airport flight tickets
KLM
Apr 1
SEA5:35 pmSeattle/Tacoma Intl
21h 35m
1 stop
GLA11:10 pmGlasgow Intl
Apr 6
GLA1:30 pmGlasgow Intl
30h 15m
1 stop
SEA11:45 amSeattle/Tacoma Intl
$997
KLM
Apr 1
SEA8:25 amSeattle/Tacoma Intl
16h 00m
2 stops
GLA8:25 amGlasgow Intl
Apr 6
GLA4:55 pmGlasgow Intl
26h 50m
1 stop
SEA11:45 amSeattle/Tacoma Intl
$1,002
KLM
Apr 1
SEA8:25 amSeattle/Tacoma Intl
16h 00m
2 stops
GLA8:25 amGlasgow Intl
Apr 6
GLA1:30 pmGlasgow Intl
30h 15m
1 stop
SEA11:45 amSeattle/Tacoma Intl
$1,029

British Airways flights from Seattle to Glasgow Intl Airport

Our best British Airways deals on Seattle to Glasgow Intl Airport flight tickets
British Airways
Jul 28
SEA8:20 pmSeattle/Tacoma Intl
15h 15m
1 stop
GLA7:35 pmGlasgow Intl
Aug 20
GLA7:00 amGlasgow Intl
12h 35m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$824
British Airways
Apr 5
SEA8:20 pmSeattle/Tacoma Intl
12h 30m
1 stop
GLA4:50 pmGlasgow Intl
Apr 21
GLA7:00 amGlasgow Intl
12h 35m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$967
British Airways
Apr 5
SEA8:20 pmSeattle/Tacoma Intl
14h 25m
1 stop
GLA6:45 pmGlasgow Intl
Apr 13
GLA8:50 pmGlasgow Intl
22h 45m
1 stop
SEA11:35 amSeattle/Tacoma Intl
$1,017

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 March 23, 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

Sat 5/9

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Tue 5/19

8:40 pm-9:40 am

2 stops45h 00m

$640

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Thu 5/7

9:40 pm-9:40 am

2 stops44h 00m

$692

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 4/27

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Thu 5/7

9:40 pm-9:40 am

2 stops44h 00m

$693

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Tue 5/5

8:20 am-9:40 am

2 stops33h 20m

$696

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 5/2

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Sun 5/10

8:00 am-9:40 am

2 stops33h 40m

$707
Quickest round-trip

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Sun 5/3

8:00 am-6:45 pm

2 stops18h 45m

$709

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Fri 5/1

7:25 am-9:40 am

2 stops34h 15m

$718

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Wed 5/6

10:35 pm-7:23 pm

2 stops28h 48m

$724

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 5/5

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Tue 5/12

8:40 pm-9:40 am

3 stops45h 00m

$735

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 5/9

7:00 pm-1:35 pm

1 stop10h 35m

Glasgow Intl

Tue 5/19

8:40 pm-9:40 am

3 stops45h 00m

$751

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 November is your next best option. Flight prices from Seattle to Glasgow Intl Airport during November average around $681.

How far in advance should I book a flight 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 $766 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 $667 on momondo.

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

As of March 2026, prices for Seattle to Glasgow Intl Airport flights are approximately 5% 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 25m

Direct flights

None
The fastest flight from Seattle to Glasgow Intl Airport takes 10h 25m
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

  • 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 25m.

  • 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 $524Free CancellationRating
7.0
625 reviews
Search Icelandair flights
British AirwaysPriceFrom $609Free CancellationRating
6.7
7,813 reviews
Search British Airways flights
Aer LingusPriceFrom $689Free CancellationRating
7.2
1,484 reviews
Search Aer Lingus flights
LufthansaPriceFrom $701Free CancellationRating
6.8
7,863 reviews
Search Lufthansa flights
American AirlinesPriceFrom $794Free CancellationRating
7.1
11,486 reviews
Search American Airlines flights

Traveling to a place near Glasgow?

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

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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