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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — SEA
14 Jan — 21 Jan1
Return
1 adult
Economy
The best prices from Glasgow to Seattle/Tacoma Intl are usually found in February or March, booked 57 days in advance, depart on a Tuesday or Wednesday 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 9 January 2025.
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 9 January 2025.
Tue 18/308:55GLA - SEA
1 stop16h 00mBritish Airways
Tue 1/420:20SEA - GLA
1 stop14h 30mBritish Airways
Deal found 8/1£403
Mon 3/212:35GLA - SEA
1 stop12h 25mIcelandair
Sun 9/214:35SEA - GLA
1 stop11h 20mIcelandair
Deal found 8/1£492
Wed 12/206:05GLA - SEA
1 stop13h 41mDelta
Wed 19/209:25SEA - GLA
2 stops19h 15mDelta
Deal found 7/1£496
Mon 3/217:15GLA - SEA
1 stop26h 31mKLM
Sun 9/209:40SEA - GLA
2 stops16h 15mKLM
Deal found 8/1£527
Fri 2/506:00GLA - SEA
2 stops16h 43mMultiple Airlines
Fri 16/513:55SEA - GLA
1 stop25h 15mMultiple Airlines
Deal found 8/1£574
Mon 19/505:50GLA - SEA
2 stops18h 10mAmerican Airlines
Fri 6/620:20SEA - GLA
1 stop16h 00mAmerican Airlines
Deal found 8/1£604
Fri 2/506:10GLA - SEA
2 stops18h 49mLufthansa
Fri 16/510:00SEA - GLA
2 stops28h 50mLufthansa
Deal found 8/1£611
Fri 14/206:05GLA - SEA
2 stops24h 20mVirgin Atlantic
Fri 28/214:09SEA - GLA
1 stop18h 26mVirgin Atlantic
Deal found 8/1£1,094
Best flights from Glasgow to Seattle
Discover carefully curated flight deals from Glasgow to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 January 2025.
Tue 18/308:55GLA - SEA
1 stop16h 00mBritish Airways
Tue 1/420:20SEA - GLA
1 stop14h 30mBritish Airways
Deal found 8/1£403
Mon 3/212:35GLA - SEA
1 stop12h 25mIcelandair
Sun 9/214:35SEA - GLA
1 stop11h 20mIcelandair
Deal found 8/1£492
Wed 12/206:05GLA - SEA
1 stop13h 41mKLM
Wed 19/214:09SEA - GLA
1 stop18h 26mKLM
Deal found 7/1£496
Wed 5/206:05GLA - SEA
1 stop13h 41mDelta
Wed 12/206:00SEA - GLA
2 stops19h 55mDelta
Deal found 8/1£499
Fri 2/506:00GLA - SEA
2 stops16h 43mMultiple Airlines
Fri 16/513:55SEA - GLA
1 stop25h 15mMultiple Airlines
Deal found 8/1£574
Mon 19/505:50GLA - SEA
2 stops18h 10mAmerican Airlines
Fri 6/620:20SEA - GLA
1 stop16h 00mAmerican Airlines
Deal found 8/1£604
Fri 2/506:10GLA - SEA
2 stops18h 49mLufthansa
Fri 16/510:00SEA - GLA
2 stops28h 50mLufthansa
Deal found 8/1£611
Fri 14/206:05GLA - SEA
2 stops24h 20mVirgin Atlantic
Fri 28/214:09SEA - GLA
1 stop18h 26mVirgin Atlantic
Deal found 8/1£1,094
Last-minute flights from Glasgow to Seattle
Discover last-minute flight deals from Glasgow to Seattle. Data last updated 9 January 2025 and is based on user searches.
Mon 3/206:35GLA - SEA
1 stop18h 20mBritish Airways
Sun 9/218:50SEA - GLA
1 stop13h 50mBritish Airways
Deal found 8/1£468
Mon 3/212:35GLA - SEA
1 stop12h 25mIcelandair
Sun 9/214:35SEA - GLA
1 stop11h 20mIcelandair
Deal found 8/1£492
Wed 5/206:05GLA - SEA
1 stop13h 41mDelta
Wed 12/206:00SEA - GLA
2 stops19h 55mDelta
Deal found 8/1£499
Wed 12/206:05GLA - SEA
1 stop13h 41mKLM
Wed 19/214:09SEA - GLA
1 stop18h 26mKLM
Deal found 7/1£496
Wed 12/207:25GLA - SEA
2 stops17h 35mMultiple Airlines
Wed 19/211:30SEA - GLA
3 stops19h 40mMultiple Airlines
Deal found 7/1£750
Fri 14/206:05GLA - SEA
2 stops24h 20mVirgin Atlantic
Fri 28/214:09SEA - GLA
1 stop18h 26mVirgin Atlantic
Deal found 8/1£1,094
Fri 14/212:35GLA - SEA
2 stops37h 52mLufthansa
Fri 28/207:05SEA - GLA
2 stops20h 55mLufthansa
Deal found 8/1£1,272
One-way flights from Glasgow to Seattle
Search for one-way flight options from Glasgow to Seattle. Find affordable one-way fares based on user searches. Data last updated 9 January 2025.
Sun 1/621:55GLA - SEA
3 stops54h 33mMultiple Airlines
Deal found 8/1£315
Sun 1/614:20GLA - SEA
1 stop29h 05mIcelandair
Deal found 8/1£487
Thu 19/607:00GLA - SEA
1 stop12h 35mBritish Airways
Deal found 8/1£607
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 858,174 searches. Data last updated 9 January 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Tue 18/3
08:55-17:55
1 stop16h 00m
Seattle/Tacoma Intl
Tue 1/4
20:20-18:50
1 stop14h 30m
£403
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Mon 3/2
12:35-17:00
1 stop12h 25m
Seattle/Tacoma Intl
Sun 9/2
14:35-09:55
1 stop11h 20m
£492
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Wed 12/2
06:05-11:46
1 stop13h 41m
Seattle/Tacoma Intl
Wed 19/2
14:09-16:35
1 stop18h 26m
£496
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Wed 5/2
06:05-11:46
1 stop13h 41m
Seattle/Tacoma Intl
Wed 12/2
06:00-09:55
2 stops19h 55m
£499
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Fri 2/5
06:00-14:43
2 stops16h 43m
Seattle/Tacoma Intl
Fri 16/5
13:55-23:10
1 stop25h 15m
£574
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Mon 19/5
05:50-16:00
2 stops18h 10m
Seattle/Tacoma Intl
Fri 6/6
20:20-20:20
1 stop16h 00m
£604
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Fri 2/5
06:10-16:59
2 stops18h 49m
Seattle/Tacoma Intl
Fri 16/5
10:00-22:50
2 stops28h 50m
£611
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Fri 14/2
06:05-22:25
2 stops24h 20m
Seattle/Tacoma Intl
Fri 28/2
14:09-16:35
1 stop18h 26m
£1,094
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Sun 1/6
21:55-20:28
3 stops54h 33m
£315
GlasgowSeattle
GLA - SEA
GLASEA
Glasgow Intl
Sun 1/6
14:20-11:25
1 stop29h 05m
£487
Flights are sorted by cheapest return flights first.
Deals found on 8/1
Showing 1-10 of 11 results
1
2
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 3 January 2025.
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.
What is the cheapest month to book a flight from Glasgow to Seattle?
Currently, January is the cheapest month in which you can book a flight from Glasgow to Seattle (average of £622). Flying from Glasgow 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.
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 9 January 2025.
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 in the afternoon could potentially save you up to 10% 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 9 January 2025.
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
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 £403. Other airlines that can offer you cheap pricing are Icelandair, from £492, and KLM, from £496. These flights start at 38% lower than the current average price 3 months from now.
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, January is the cheapest month in which you can book a flight from Glasgow to Seattle (average of £622). Flying from Glasgow 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.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 January 2025.
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 858,174 searches. Data last updated 9 January 2025.
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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the vendor list.
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.