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Cheap flights from Glasgow to Seattle from £400

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SEA
4 Nov — 11 Nov1
1 adult

The best prices from Glasgow to Seattle/Tacoma Intl are usually found in February or November, booked 57 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Glasgow to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) to Seattle (SEA). 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 30 October 2024.

Round-trip from

£551

One-way from

£400

Popular in

August

Cheapest in

February
Aer Lingus
  • Aer Lingus
  • 16/12-29/12
  • 3 total stops
  • 38h 03m total
  • Glasgow to Seattle
Search Deals
3/12
  • 3/12
  • 2 total stops
  • 51h 06m total
  • Glasgow to Seattle
Search Deals
High demand for flights, 26% potential price rise
Search Deals
Best time to find cheap flights, 21% potential price drop
Search Deals

Find flight deals from Glasgow to Seattle

Cheapest flights from Glasgow to Seattle
Explore the most affordable flight options available from Glasgow to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

Mon 16/1206:05GLA - SEA
1 stop13h 47mAir France
Sun 29/1214:13SEA - GLA
1 stop18h 22mAir France
Deal found 29/10£646
Mon 23/1213:25GLA - SEA
1 stop30h 27mKLM
Mon 30/1214:13SEA - GLA
1 stop14h 27mKLM
Deal found 28/10£663
Mon 23/1215:25GLA - SEA
1 stop27h 55mIberia
Mon 30/1213:35SEA - GLA
2 stops19h 00mIberia
Deal found 29/10£698
Mon 16/1206:05GLA - SEA
2 stops20h 25mDelta
Sun 29/1207:10SEA - GLA
2 stops17h 20mDelta
Deal found 28/10£718
Sat 21/1216:45GLA - SEA
1 stop33h 30mAer Lingus
Sun 29/1220:00SEA - GLA
1 stop27h 50mAer Lingus
Deal found 29/10£722
Mon 23/1217:30GLA - SEA
1 stop25h 50mMultiple Airlines
Mon 30/1218:50SEA - GLA
1 stop16h 25mMultiple Airlines
Deal found 29/10£726
Mon 16/1213:25GLA - SEA
2 stops35h 00mVirgin Atlantic
Sun 29/1206:00SEA - GLA
2 stops18h 30mVirgin Atlantic
Deal found 28/10£742
Mon 16/1209:45GLA - SEA
2 stops34h 58mFinnair
Sat 28/1200:31SEA - GLA
2 stops28h 39mFinnair
Deal found 28/10£817
Tue 29/1008:55GLA - SEA
1 stop16h 00mBritish Airways
Tue 5/1118:50SEA - GLA
1 stop13h 00mBritish Airways
Deal found 27/10£875
Tue 29/1013:50GLA - SEA
1 stop35h 05mAmerican Airlines
Tue 5/1118:50SEA - GLA
1 stop14h 05mAmerican Airlines
Deal found 29/10£876
Tue 29/1012:40GLA - SEA
1 stop31h 30mLufthansa
Tue 5/1107:10SEA - GLA
2 stops21h 10mLufthansa
Deal found 28/10£922

Find flights from Glasgow to Seattle within your budget

Customise your flight search to find flights from Glasgow to Seattle 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 1,015,184 searches. Data last updated 30 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£551 - £906

Route

Depart

Return

Price

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 16/12

2 stops22h 23m

Seattle/Tacoma Intl

Sun 29/12

1 stop15h 40m

£551

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 16/12

1 stop13h 47m

Seattle/Tacoma Intl

Sun 29/12

1 stop18h 22m

£646

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 23/12

1 stop27h 55m

Seattle/Tacoma Intl

Mon 30/12

2 stops19h 00m

£698

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Sat 21/12

1 stop33h 30m

Seattle/Tacoma Intl

Sun 29/12

1 stop27h 50m

£722

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 16/12

2 stops21h 20m

Seattle/Tacoma Intl

Sun 29/12

2 stops17h 20m

£752

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 16/12

2 stops35h 34m

Seattle/Tacoma Intl

Sun 29/12

2 stops26h 25m

£758

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Mon 23/12

2 stops35h 35m

Seattle/Tacoma Intl

Mon 30/12

2 stops26h 55m

£836

Glasgow IntlSeattle/Tacoma Intl

GLA - SEA

GLASEA

Glasgow Intl

Tue 24/12

1 stop13h 15m

Seattle/Tacoma Intl

Sat 4/1

1 stop15h 40m

£906

Flights are sorted by cheapest first

Deals found on 29/10

Best time to book a flight from Glasgow to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Glasgow 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.

Travel insights for flights from Glasgow to Seattle

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

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

Use this chart to determine the optimal time to book a return flight from Glasgow to Seattle. Price data was last updated on 25 October 2024.

The price you pay for your flight from Glasgow to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Find deals

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

Currently, February is the cheapest month in which you can book a flight from Glasgow to Seattle (average of £617). Flying from Glasgow to Seattle in July is currently the most expensive (average of £839). 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 GLA to SEA?

Find hourly flight availability from Glasgow to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2024.

One of the essential ways to save on airfare from Glasgow to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 8% on airfare.

Rainfall in Seattle by month

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

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.

Temperature in Seattle by month

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

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).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 30 October 2024.
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very Good
8,845 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Finnair
7.7
Good
1,318 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Virgin Atlantic
7.6
Good
667 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Air France
7.4
Good
1,534 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Icelandair
7.3
Good
592 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Glasgow 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?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Glasgow to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Glasgow; the airport handles an average of 0 inbound flights from Glasgow per day. You should also have plenty of airline options to choose from since 11 airlines have flights to the Seattle airport from Glasgow. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

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

    Cheapflights users have booked flights from Glasgow to Seattle round-trip from £646. Other airlines that can offer you cheap pricing are Iberia, from £698, and Aer Lingus, from £722.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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 to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Glasgow to Seattle (average of £617). Flying from Glasgow to Seattle in July is currently the most expensive (average of £839). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Glasgow to Seattle

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

Top 10 airlines flying from Glasgow to Seattle

Discover the top 10 airlines that operate flights from Glasgow to Seattle. 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 1,015,184 searches. Data last updated 30 October 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£424Average£637FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IcelandairCheapest£436Average£626FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£437Average£756FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£472Average£665FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£474Average£609FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air FranceCheapest£486Average£686FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£493Average£665FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£495Average£635FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£534Average£691FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
WestJetCheapest£551Average£703FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Glasgow to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Glasgow to Seattle.

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

Certainly. Search results for flights to Seattle from Glasgow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Glasgow 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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