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Cheap flights from Seattle to Glasgow from $384

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 4/1. 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.
Icelandair Logo
2:35 pm - 9:55 amSEA-GLA
11h 20m1 stop
Icelandair Logo
12:35 pm - 5:00 pmGLA-SEA
12h 25m1 stop
$471Icelandair
Find Deal
Wed, Jan 14 - Wed, Jan 21
Icelandair Logo
2:35 pm - 9:55 amSEA-GLA
11h 20m1 stop
Icelandair Logo
12:35 pm - 5:00 pmGLA-SEA
12h 25m1 stop
$492Icelandair
Find Deal
Sat, Dec 6 - Mon, Dec 15
Icelandair Logo
3:35 pm - 9:55 amSEA-GLA
11h 20m1 stop
Icelandair Logo
12:35 pm - 6:00 pmGLA-SEA
12h 25m1 stop
$515Icelandair
Find Deal
Sun, Mar 8 - Thu, Mar 12
Multiple Airlines Logo
2:35 pm - 9:00 pmSEA-GLA
22h 25m2 stops
Multiple Airlines Logo
7:45 am - 5:00 pmGLA-SEA
17h 15m2 stops
$528Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
2:35 pm - 9:00 pmSEA-GLA
22h 25m2 stops
Multiple Airlines Logo
7:45 am - 5:00 pmGLA-SEA
17h 15m2 stops
$544Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 21
British Airways Logo
6:50 pm - 3:10 pmSEA-GLA
12h 20m1 stop
British Airways Logo
11:35 am - 4:55 pmGLA-SEA
13h 20m1 stop
$641British Airways
Find Deal
Thu, Dec 4 - Mon, Dec 8
British Airways Logo
6:50 pm - 5:10 pmSEA-GLA
14h 20m1 stop
British Airways Logo
6:35 am - 11:30 amGLA-SEA
12h 55m1 stop
$649British Airways
Find Deal
Sat, Feb 7 - Sat, Feb 14
Lufthansa Logo
2:00 pm - 12:05 pmSEA-GLA
14h 05m1 stop
Lufthansa Logo
6:00 am - 7:16 pmGLA-SEA
21h 16m2 stops
$677Lufthansa
Find Deal
Sat, Feb 14 - Sat, Feb 21
Lufthansa Logo
2:00 pm - 12:20 pmSEA-GLA
14h 20m1 stop
Lufthansa Logo
6:00 am - 10:28 pmGLA-SEA
24h 28m2 stops
$678Lufthansa
Find Deal
Fri, Nov 28 - Sat, Dec 6
Aer Lingus Logo
8:05 pm - 4:00 pmSEA-GLA
11h 55m1 stop
Aer Lingus Logo
1:20 pm - 6:20 pmGLA-SEA
13h 00m1 stop
$712Aer Lingus
Find Deal
Mon, Nov 24 - Mon, Dec 1

Icelandair flights from Seattle to Glasgow Intl Airport

Our best Icelandair deals on Seattle to Glasgow Intl Airport flight tickets
Icelandair
Jan 14
SEA2:35 pmSeattle/Tacoma Intl
11h 20m
1 stop
GLA9:55 amGlasgow Intl
Jan 21
GLA12:35 pmGlasgow Intl
12h 25m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$471
Find similar
Icelandair
Dec 6
SEA2:35 pmSeattle/Tacoma Intl
11h 20m
1 stop
GLA9:55 amGlasgow Intl
Dec 15
GLA12:35 pmGlasgow Intl
12h 25m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$492
Find similar
Icelandair
Mar 8
SEA3:35 pmSeattle/Tacoma Intl
11h 20m
1 stop
GLA9:55 amGlasgow Intl
Mar 12
GLA12:35 pmGlasgow Intl
12h 25m
1 stop
SEA6:00 pmSeattle/Tacoma Intl
$515
Find similar

Delta flights from Seattle to Glasgow Intl Airport

Our best Delta deals on Seattle to Glasgow Intl Airport flight tickets
Delta
Nov 25
SEA3:00 pmSeattle/Tacoma Intl
17h 35m
1 stop
GLA4:35 pmGlasgow Intl
Dec 8
GLA9:05 amGlasgow Intl
34h 45m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$604
Find similar
Delta
Nov 25
SEA3:00 pmSeattle/Tacoma Intl
17h 35m
1 stop
GLA4:35 pmGlasgow Intl
Dec 6
GLA10:40 amGlasgow Intl
33h 10m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$632
Find similar
Delta
Nov 9
SEA3:00 pmSeattle/Tacoma Intl
33h 30m
1 stop
GLA8:30 amGlasgow Intl
Nov 16
GLA10:50 amGlasgow Intl
32h 55m
1 stop
SEA11:45 amSeattle/Tacoma Intl
$654
Find similar

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 October 27, 2025.
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

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 1/14

2:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Wed 1/21

12:35 pm-5:00 pm

1 stop12h 25m

$471

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 12/6

2:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Mon 12/15

12:35 pm-5:00 pm

1 stop12h 25m

$492

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sun 3/8

3:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Thu 3/12

12:35 pm-6:00 pm

1 stop12h 25m

$515

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 1/14

2:35 pm-9:00 pm

2 stops22h 25m

Glasgow Intl

Wed 1/21

7:45 am-5:00 pm

2 stops17h 15m

$528

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Wed 1/14

2:35 pm-9:00 pm

2 stops22h 25m

Glasgow Intl

Wed 1/21

7:45 am-5:00 pm

2 stops17h 15m

$544

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 12/4

6:50 pm-3:10 pm

1 stop12h 20m

Glasgow Intl

Mon 12/8

11:35 am-4:55 pm

1 stop13h 20m

$641

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 2/7

6:50 pm-5:10 pm

1 stop14h 20m

Glasgow Intl

Sat 2/14

6:35 am-11:30 am

1 stop12h 55m

$649

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Sat 2/14

2:00 pm-12:05 pm

1 stop14h 05m

Glasgow Intl

Sat 2/21

6:00 am-7:16 pm

2 stops21h 16m

$677

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Fri 11/28

2:00 pm-12:20 pm

1 stop14h 20m

Glasgow Intl

Sat 12/6

6:00 am-10:28 pm

2 stops24h 28m

$678

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 11/24

8:05 pm-4:00 pm

1 stop11h 55m

Glasgow Intl

Mon 12/1

1:20 pm-6:20 pm

1 stop13h 00m

$712

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 November. Flight prices, which tend to average around $666, 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 November, then March is your next best option. Flight prices from Seattle to Glasgow Intl Airport during March average around $706.

What is the cheapest day to depart on your flight to Glasgow Intl Airport?

Our data shows that Monday is the least expensive day to fly to Glasgow Intl Airport. Tickets to fly out on this day can be as low as $786. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Glasgow Intl Airport for around $959.

What is the cheapest time of day to depart on your flight to Glasgow Intl Airport?

Our most recent data shows that the best time of day to fly to Glasgow Intl Airport is in the evening. Flights from Seattle to Glasgow Intl Airport during this time can be as low as $806. Try not to purchase tickets in the afternoon because they tend to be around $894. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $825 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 $681 on momondo.

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

As of October 2025, prices for Seattle to Glasgow Intl Airport flights are approximately 33% 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

Direct flights

None
There are no direct flights from Seattle to Glasgow Intl Airport. There are no popular flight routes from Seattle to Glasgow Intl Airport.
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  • 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 $556Free CancellationRating
7.1
562 reviews
Search Icelandair flights
American AirlinesPriceFrom $628Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
Aer LingusPriceFrom $666Free CancellationRating
7.2
1,360 reviews
Search Aer Lingus flights
LufthansaPriceFrom $701Free CancellationRating
6.8
7,532 reviews
Search Lufthansa flights
British AirwaysPriceFrom $708Free CancellationRating
6.7
7,481 reviews
Search British Airways flights

Traveling to a place near Glasgow?

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