What’s the cheapest stopover airport for flights from Glasgow Intl Airport to Seattle?

Frankfurt am Main (FRA) is the most affordable one-stop option, with an average return flight price of £556.

What’s the top stopover airport for flights from Glasgow Intl Airport to Seattle?

Reykjavik (KEF) – chosen by Cheapflights users on 50% of one-stop itineraries from Glasgow Intl Airport to Seattle on Cheapflights.

What’s the fastest stopover option from Glasgow Intl Airport to Seattle?

Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 12h 29m.

Which airport typically offers the quickest stopover for flights from Glasgow Intl Airport to Seattle?

Flights via Paris (CDG) offer the fastest connection on this route, with an average stopover time of 1h 30m.

How long is the flight from Glasgow Intl Airport to Seattle?

A quick flight from Glasgow Intl Airport to Seattle can take about 14h 20m. Icelandair provides one of the quickest options available for as low as £471. Airlines will cover a distance of 4445 mi.

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

Our cheapest airline available from Glasgow Intl Airport to Seattle is British Airways. Our recent data shows that you can find tickets from as low as £425 on this airline. Additional options worth looking into are KLM and Lufthansa, starting at £433 and £454 round-trip. Users have found that British Airways is 30% cheaper than the other options available to this destination.

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

Travellers seeking maximum savings on their Glasgow Intl Airport to Seattle flight should consider departing on Tuesday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular airlines that fly from Glasgow Intl Airport to Seattle?

British Airways, Aer Lingus and Icelandair are the most popular airlines when flying from Glasgow Intl Airport to Seattle.

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

One of the essential ways to save on airfare from Glasgow Intl Airport to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 10% on airfare.

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

Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Glasgow Intl. Booking flights from Glasgow Intl to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Glasgow Intl from 5 different airlines.

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

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

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

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

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

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

£271+ Flights from Glasgow Intl Airport to Seattle

Q: How much does it cost for a return flight from Glasgow Intl Airport to Seattle?

Airfare is below average for this route at the moment. Glasgow Intl Airport to Seattle flights typically cost between £495 and £591 in September. The cheapest return flight price found within the last 3 days was £471 on Icelandair (26 Sept-29 Sept).

Cheapflights Tip: The best prices from Glasgow Intl to Seattle/Tacoma Intl are usually found in January or September, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Glasgow Intl to Seattle

Round-trip from	£471
One-way from	£271
Popular in	July
Cheapest in	January
Average price	£524

Icelandair
26/9-29/9
2 total stops
28h 00m total
Glasgow to Seattle

Search Deals

10/12
2 total stops
33h 33m total
Glasgow to Seattle

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£89 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Glasgow Intl to Seattle

Cheapest flights from Glasgow Intl to Seattle
Explore the most affordable flight options available from Glasgow Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 26/914:20GLA - SEA

1 stop14h 20mIcelandair

Mon 29/915:45SEA - GLA

1 stop13h 40mIcelandair

Deal found 16/9£471

Fri 31/1012:35GLA - SEA

1 stop12h 25mIcelandair

Fri 7/1114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 16/9£484

Tue 9/1212:35GLA - SEA

1 stop12h 25mIcelandair

Tue 6/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£510

Fri 31/1008:25GLA - SEA

1 stop17h 55mMultiple Airlines

Fri 7/1120:05SEA - GLA

1 stop11h 55mMultiple Airlines

Deal found 16/9£510

Wed 29/1006:05GLA - SEA

1 stop13h 40mMultiple Airlines

Wed 5/1115:00SEA - GLA

1 stop33h 30mMultiple Airlines

Deal found 14/9£516

Wed 29/1006:05GLA - SEA

2 stops21h 40mDelta

Wed 5/1115:00SEA - GLA

1 stop17h 35mDelta

Deal found 14/9£526

Fri 12/1211:05GLA - SEA

1 stop13h 55mIcelandair

Thu 8/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£526

Sat 13/1212:35GLA - SEA

1 stop12h 25mIcelandair

Thu 8/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£543

Mon 8/1211:35GLA - SEA

1 stop13h 20mBritish Airways

Tue 6/118:50SEA - GLA

1 stop16h 35mBritish Airways

Deal found 14/9£553

Mon 8/1211:35GLA - SEA

1 stop13h 20mBritish Airways

Thu 8/113:40SEA - GLA

2 stops17h 30mBritish Airways

Deal found 14/9£556

Wed 10/1205:55GLA - SEA

2 stops25h 43mBritish Airways

Wed 7/118:50SEA - GLA

1 stop13h 35mBritish Airways

Deal found 14/9£560

Wed 10/1205:55GLA - SEA

2 stops25h 43mBritish Airways

Thu 8/113:40SEA - GLA

2 stops20h 10mBritish Airways

Deal found 14/9£563

Best flights from Glasgow Intl to Seattle
Discover carefully curated flight deals from Glasgow Intl to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Fri 26/914:20GLA - SEA

1 stop14h 20mIcelandair

Mon 29/915:45SEA - GLA

1 stop13h 40mIcelandair

Deal found 16/9£471

Fri 31/1008:25GLA - SEA

1 stop17h 55mMultiple Airlines

Fri 7/1120:05SEA - GLA

1 stop11h 55mMultiple Airlines

Deal found 16/9£510

Wed 29/1006:05GLA - SEA

2 stops21h 40mDelta

Wed 5/1115:00SEA - GLA

1 stop17h 35mDelta

Deal found 14/9£526

Thu 5/312:35GLA - SEA

1 stop12h 25mIcelandair

Mon 9/315:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 13/9£508

Wed 29/1006:05GLA - SEA

1 stop13h 40mMultiple Airlines

Wed 5/1115:00SEA - GLA

1 stop33h 30mMultiple Airlines

Deal found 14/9£516

Fri 12/1211:05GLA - SEA

1 stop13h 55mIcelandair

Wed 7/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£526

Wed 10/1212:35GLA - SEA

1 stop12h 25mIcelandair

Wed 7/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£526

Wed 10/1212:35GLA - SEA

1 stop12h 25mIcelandair

Thu 8/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£526

Thu 11/1212:35GLA - SEA

1 stop12h 25mIcelandair

Thu 8/114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 14/9£526

Last-minute flights from Glasgow Intl to Seattle
Discover last-minute flight deals from Glasgow Intl to Seattle. Data last updated 17 September 2025 and is based on user searches.

Fri 26/914:20GLA - SEA

1 stop14h 20mIcelandair

Mon 29/915:45SEA - GLA

1 stop13h 40mIcelandair

Deal found 16/9£471

Sun 28/910:30GLA - SEA

1 stop33h 15mKLM

Sun 5/1017:40SEA - GLA

1 stop30h 30mKLM

Deal found 14/9£570

Sun 28/906:00GLA - SEA

2 stops21h 00mDelta

Sun 5/1017:40SEA - GLA

1 stop14h 30mDelta

Deal found 14/9£590

Wed 29/1006:05GLA - SEA

1 stop13h 40mMultiple Airlines

Wed 5/1115:00SEA - GLA

1 stop33h 30mMultiple Airlines

Deal found 14/9£516

Wed 29/1006:05GLA - SEA

2 stops21h 40mDelta

Wed 5/1115:00SEA - GLA

1 stop17h 35mDelta

Deal found 14/9£526

Fri 31/1012:35GLA - SEA

1 stop12h 25mIcelandair

Fri 7/1114:35SEA - GLA

1 stop11h 20mIcelandair

Deal found 16/9£484

Fri 31/1008:25GLA - SEA

1 stop17h 55mMultiple Airlines

Fri 7/1120:05SEA - GLA

1 stop11h 55mMultiple Airlines

Deal found 16/9£510

Fri 31/1017:25GLA - SEA

1 stop26h 20mKLM

Fri 7/1109:29SEA - GLA

2 stops16h 26mKLM

Deal found 16/9£576

Fri 31/1006:05GLA - SEA

2 stops19h 31mDelta

Fri 7/1109:29SEA - GLA

2 stops16h 26mDelta

Deal found 16/9£581

Fri 31/1010:40GLA - SEA

2 stops19h 33mFinnair

Fri 7/1111:42SEA - GLA

2 stops17h 23mFinnair

Deal found 16/9£593

One-way flights from Glasgow Intl to Seattle
Search for one-way flight options from Glasgow Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Wed 10/1208:55GLA - SEA

2 stops33h 33mMultiple Airlines

Deal found 14/9£271

Fri 3/1007:55GLA - SEA

3 stops42h 32mMultiple Airlines

Deal found 14/9£291

Sat 4/1023:50GLA - SEA

3 stops39h 50mMultiple Airlines

Deal found 14/9£301

Fri 9/108:50GLA - SEA

2 stops33h 29mMultiple Airlines

Deal found 14/9£338

Tue 14/1021:55GLA - SEA

2 stops29h 53mMultiple Airlines

Deal found 15/9£379

Wed 1/1021:45GLA - SEA

2 stops32h 54mMultiple Airlines

Deal found 14/9£381

Thu 2/1006:35GLA - SEA

2 stops24h 04mMultiple Airlines

Deal found 14/9£383

Thu 16/1018:40GLA - SEA

3 stops58h 28mMultiple Airlines

Deal found 15/9£387

Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 26/9

14:20-20:40

1 stop14h 20m

Seattle/Tacoma Intl

Mon 29/9

15:45-13:25

1 stop13h 40m

£471

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 5/3

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Mon 9/3

15:35-09:55

1 stop11h 20m

£508

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 31/10

08:25-19:20

1 stop17h 55m

Seattle/Tacoma Intl

Fri 7/11

20:05-16:00

1 stop11h 55m

£510

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 29/10

06:05-12:45

1 stop13h 40m

Seattle/Tacoma Intl

Wed 5/11

15:00-08:30

1 stop33h 30m

£516

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 29/10

06:05-20:45

2 stops21h 40m

Seattle/Tacoma Intl

Wed 5/11

15:00-16:35

1 stop17h 35m

£526

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 12/12

11:05-17:00

1 stop13h 55m

Seattle/Tacoma Intl

Wed 7/1

14:35-09:55

1 stop11h 20m

£526

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 10/12

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Wed 7/1

14:35-09:55

1 stop11h 20m

£526

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 10/12

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Thu 8/1

14:35-09:55

1 stop11h 20m

£526

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 11/12

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Thu 8/1

14:35-09:55

1 stop11h 20m

£526

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 10/12

08:55-10:28

2 stops33h 33m

£271

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 19 results

Best time to book a flight from Glasgow Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Glasgow Intl with our price prediction graph.

Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to Seattle

Prices

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

To ensure you get the cheapest price possible for a flight from Glasgow Intl Airport to Seattle, you should look to book at least 62 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 Glasgow Intl Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Seattle (average of £622). Flying from Glasgow Intl Airport to Seattle in July is currently the most expensive (average of £946). 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.

How much does it cost for a return flight from Glasgow Intl Airport to Seattle?

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with KLM, Aer Lingus, andIcelandair from Glasgow Intl Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Aer Lingus

7.2

Good

1,274 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Icelandair

7.0

Good

544 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Lufthansa

6.8

Okay

7,407 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

British Airways

6.7

Okay

7,363 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

What airport do you fly into for flights to Seattle from Glasgow Intl?
Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Glasgow Intl. Booking flights from Glasgow Intl to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Glasgow Intl from 5 different airlines.
How long is the flight from Glasgow Intl Airport to Seattle?
A quick flight from Glasgow Intl Airport to Seattle can take about 14h 20m. Icelandair provides one of the quickest options available for as low as £471. Airlines will cover a distance of 4445 mi.
What are the cheapest airlines flying from Glasgow Intl Airport to Seattle round-trip?
Our cheapest airline available from Glasgow Intl Airport to Seattle is British Airways. Our recent data shows that you can find tickets from as low as £425 on this airline. Additional options worth looking into are KLM and Lufthansa, starting at £433 and £454 round-trip. Users have found that British Airways is 30% cheaper than the other options available to this destination.
Can I find deals for flights from Glasgow Intl to Seattle that include hotel bookings?
Yes. In addition to deals on Glasgow Intl to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow Intl to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Seattle.
Can I find deals for business class flights from Glasgow Intl to Seattle?
Yes. Cheapflights offers flight deals from Glasgow Intl to Seattle 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 Glasgow Intl Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Seattle (average of £622). Flying from Glasgow Intl Airport to Seattle in July is currently the most expensive (average of £946). 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.

See more FAQs

Tacoma

Leavenworth

Bothell

SeaTac

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Top 5 airlines flying from Glasgow Intl to Seattle

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£425	Average£592	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£433	Average£600	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Lufthansa	Cheapest£454	Average£582	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Icelandair	Cheapest£476	Average£596	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Aer Lingus	Cheapest£650	Average£760	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Glasgow Intl to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Glasgow Intl to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Seattle?

Cheapflights simply makes it quick and affordable to book flights from Glasgow Intl to Seattle by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Glasgow Intl to Seattle with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to Seattle, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Seattle become cheaper?

Yes, Cheapflights offers price alerts on Glasgow Intl to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Glasgow Intl Airport to Seattle from £271

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Glasgow Intl to Seattle/Tacoma Intl are usually found in January or September, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Glasgow Intl to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Glasgow Intl to Seattle

Cheapest flights from Glasgow Intl to SeattleExplore the most affordable flight options available from Glasgow Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Explore the most affordable flight options available from Glasgow Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow Intl Airport to Seattle that are best for you.

Best time to book a flight from Glasgow Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Glasgow Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to Seattle

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

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

How much does it cost for a return flight from Glasgow Intl Airport to Seattle?

What’s the top stopover airport for flights from Glasgow Intl Airport to Seattle?

What’s the fastest stopover option from Glasgow Intl Airport to Seattle?

What’s the fastest stopover option from Glasgow Intl Airport to Seattle?

Which airport typically offers the quickest stopover for flights from Glasgow Intl Airport to Seattle?

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with KLM, Aer Lingus, andIcelandair from Glasgow Intl Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to Seattle. 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 into for flights to Seattle from Glasgow Intl?

How long is the flight from Glasgow Intl Airport to Seattle?

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

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

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

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

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

Travelling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Glasgow Intl to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Glasgow Intl to Seattle

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How does Cheapflights help users find flights from Glasgow Intl to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Seattle?

Can Cheapflights find flights from Glasgow Intl to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Glasgow Intl to Seattle become cheaper?

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Cheapest flights from Glasgow Intl to Seattle
Explore the most affordable flight options available from Glasgow Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.