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Glasgow Intl

$328+ Cheap flights from Seattle (SEA) to Glasgow Intl (GLA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GLA
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Glasgow Intl are usually found in November or March, booked 73 days in advance, depart on a Monday or Sunday and return on a Monday

Cheap flight deals from Seattle to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Glasgow Intl (GLA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$647
(Mytrip)

One-way from

$328
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$717
Provider with most accurate pricing for Seattle/Tacoma Intl-Glasgow Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Glasgow Intl flights.
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From Seattle/Tacoma Intl to Glasgow Intl
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One-way flight from Seattle/Tacoma Intl to Glasgow Intl
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Highest demand for flights based on searches. 25% potential increase in price ($307 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to Glasgow Intl

Cheapest flights from Seattle to Glasgow Intl
Explore the most affordable flight options available from Seattle to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:45 amSEA - GLA
3 stops28h 25mMultiple Airlines
Tue 4/87:35 amGLA - SEA
2 stops21h 51mMultiple Airlines
Deal found 2/22$650
This Expedia deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/249:00 pmSEA - GLA
1 stop14h 40mAer Lingus
Mon 3/3112:00 pmGLA - SEA
1 stop12h 59mAer Lingus
Deal found 2/22$659
This oojo deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/187:50 pmSEA - GLA
1 stop15h 40mBritish Airways
Thu 3/279:55 amGLA - SEA
1 stop15h 00mBritish Airways
Deal found 2/22$676
This American Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/81:30 pmSEA - GLA
1 stop12h 10mAmerican Airlines
Tue 4/153:35 pmGLA - SEA
1 stop28h 00mAmerican Airlines
Deal found 2/22$688
This World Air Fares deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/12:15 pmSEA - GLA
1 stop14h 05mLufthansa
Tue 4/86:10 amGLA - SEA
1 stop14h 15mLufthansa
Deal found 2/22$694
This Netflights deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:10 pmSEA - GLA
1 stop14h 00mVirgin Atlantic
Tue 4/86:00 amGLA - SEA
2 stops23h 27mVirgin Atlantic
Deal found 2/22$699
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:30 amSEA - GLA
2 stops44h 00mDelta
Thu 3/276:05 amGLA - SEA
1 stop13h 35mDelta
Deal found 2/22$701
This Air France deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/173:15 pmSEA - GLA
1 stop18h 20mAir France
Fri 3/286:05 amGLA - SEA
2 stops19h 53mAir France
Deal found 2/22$706
This oojo deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:00 pmSEA - GLA
1 stop10h 25mIcelandair
Tue 5/202:20 pmGLA - SEA
1 stop14h 20mIcelandair
Deal found 2/22$757
This KLM deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/62:10 pmSEA - GLA
1 stop18h 25mKLM
Sat 3/2210:40 amGLA - SEA
1 stop33h 00mKLM
Deal found 2/22$934

Find flights from Seattle to Glasgow Intl within your budget

Customize your flight search to find flights from Seattle to Glasgow Intl 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, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Seattle

Fly to

Glasgow Intl

Route

Depart

Return

Price

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 4/1

5:45 am-6:10 pm

3 stops28h 25m

Glasgow Intl

Tue 4/8

7:35 am-9:26 pm

2 stops21h 51m

$650

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 3/24

9:00 pm-6:40 pm

1 stop14h 40m

Glasgow Intl

Mon 3/31

12:00 pm-4:59 pm

1 stop12h 59m

$659

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 3/18

7:50 pm-6:30 pm

1 stop15h 40m

Glasgow Intl

Thu 3/27

9:55 am-5:55 pm

1 stop15h 00m

$676

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 4/8

1:30 pm-9:40 am

1 stop12h 10m

Glasgow Intl

Tue 4/15

3:35 pm-11:35 am

1 stop28h 00m

$688

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 4/1

2:15 pm-12:20 pm

1 stop14h 05m

Glasgow Intl

Tue 4/8

6:10 am-12:25 pm

1 stop14h 15m

$694

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 4/1

6:10 pm-4:10 pm

1 stop14h 00m

Glasgow Intl

Tue 4/8

6:00 am-9:27 pm

2 stops23h 27m

$699

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 3/17

5:30 am-8:30 am

2 stops44h 00m

Glasgow Intl

Thu 3/27

6:05 am-12:40 pm

1 stop13h 35m

$701

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Mon 3/17

3:15 pm-4:35 pm

1 stop18h 20m

Glasgow Intl

Fri 3/28

6:05 am-6:58 pm

2 stops19h 53m

$706

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Tue 5/6

7:00 pm-1:25 pm

1 stop10h 25m

Glasgow Intl

Tue 5/20

2:20 pm-8:40 pm

1 stop14h 20m

$757

SeattleGlasgow

SEA - GLA

SEAGLA

Seattle/Tacoma Intl

Thu 3/6

2:10 pm-4:35 pm

1 stop18h 25m

Glasgow Intl

Sat 3/22

10:40 am-12:40 pm

1 stop33h 00m

$934

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 15 results
1
2

Compare providers for flights from Seattle to Glasgow Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Glasgow Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Glasgow Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Glasgow Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Glasgow Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Glasgow Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Glasgow Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Glasgow Intl

Get recent, data-driven insights about flights from Seattle to Glasgow Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Glasgow Intl. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Glasgow Intl Airport, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Glasgow Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Seattle to Glasgow Intl Airport (average of $664). Flying from Seattle to Glasgow Intl Airport in June is currently the most expensive (average of $1,183). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to GLA?

Find hourly flight availability from Seattle to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

It’s typically best to fly out from Seattle to Glasgow Intl Airport in the evening. Doing so could potentially save you 10% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Seattle to Glasgow Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Glasgow Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Glasgow Intl Airport flight should consider departing on Monday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 1.3 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 1.3 in.

Temperature in Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Glasgow Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Glasgow Intl. Reviews last updated February 22, 2025.
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,332 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Icelandair
7.1
Good
491 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.0
Good
1,071 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Glasgow Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Glasgow Intl?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Glasgow Intl. You should not have trouble finding flights to Glasgow Intl from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Glasgow Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Seattle airport to Glasgow Intl. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • What are the cheapest airlines flying from Seattle to Glasgow Intl Airport round-trip?

    Cheapflights users have booked flights from Seattle to Glasgow Intl Airport round-trip from $648. Other airlines that can offer you cheap pricing are Icelandair, from $653, and British Airways, from $674. Aer Lingus is currently priced 27% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to Glasgow Intl Airport one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $399. British Airways flights start at $449 while deals on Aer Lingus start at $452 one-way.

  • Where are the most common layover locations when flying from Seattle to Glasgow Intl Airport?

    Most of the time, Seattle to Glasgow Intl Airport flights that have layovers will stop in Reykjavik.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Most Reykjavik visitors opt to spend their time experiencing Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool. Travelers on a layover in Reykjavik can visit Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool, by traveling 23.2 mi, 23.3 mi, and 24.6 mi, respectively after landing at Reykjavik Keflavik Intl. Travelers in need of a car in Reykjavik can rent one for about $54 per day.

  • Where are the least popular layover locations for Seattle to Glasgow Intl Airport flights?

    Seattle to Glasgow Intl Airport flights have a layover in London the least frequently.

  • Can I find deals for flights from Seattle to Glasgow Intl that include hotel bookings?

    Yes. In addition to deals on Seattle to Glasgow Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Glasgow Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Glasgow Intl.

  • Can I find deals for business class flights from Seattle to Glasgow Intl?

    Yes. Cheapflights offers flight deals from Seattle to Glasgow Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Glasgow Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Glasgow Intl Airport (average of $664). Flying from Seattle to Glasgow Intl Airport in June is currently the most expensive (average of $1,183). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Seattle to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Glasgow Intl flights
Spokane to Glasgow Intl flights

Top 7 airlines flying from Seattle to Glasgow Intl

Discover the top 7 airlines that operate flights from Seattle to Glasgow Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$569Average$835FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$652Average$968FlexibilityNo cancel feeOn-time76%
KLMCheapest$655Average$790FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$660Average$980FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$686Average$859FlexibilityNo cancel feeOn-time71%
DeltaCheapest$707Average$911FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$717Average$984FlexibilityNo cancel feeOn-time70%
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