Cheap Flights from Glasgow to Seattle, WA from $404

Return flight: Seattle – Glasgow

On Cheapflightsplus.com you will find 1000 connecting flights from Glasgow to Seattle. You can compare airfare deals from 11 airlines and multiple travel sites from $404, book and save on cheap plane tickets and last minute offers. Also check out GLA-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Glasgow to Seattle depends on and how to choose the most interesting flight option for you.

Distance between Glasgow and Seattle is 7159 miles. Time difference between the cities is 8h. Airplanes depart 05:50 to 23:50 from 3 Glasgow airports and arrive 05:50 to 23:50 to 3 Seattle airports. Average flight time is 25h 25m.

  • The fastest flight 11h 30m
  • Average flight time 25h 25m
  • The earliest flight 05:50
  • The latest flight 23:50
  • Distance 4449 ml

The cheapest months to travel to Seattle are august (from 404 $), october (from 458 $), september (from 466 $).

The most expensive months are february (from 786 $), january (from 763 $), november (from 749 $).

What is the lowest airfare Glasgow to Seattle?

The cheapest plane ticket found by our users is $404. This airfare is for economy class on one-way U23125 flight by EasyJet for August 28, 2025 which leaves Glasgow Int in Glasgow at 18:30 am and arrives at Seattle Seattle-Tacoma Intl at 08:53.

Economy class
$404
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Business class
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First class
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Flight Schedule Glasgow to Seattle (Washington)

05:50 — 18:20
20h 30m flight time
Find flight
from$519
05:50 — 07:25 Glasgow — London
BA1485 British Airways
9h 5m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
05:50 — 11:10
13h 20m flight time
Find flight
from$539
05:50 — 07:25 Glasgow — London
BA1485 British Airways
2h stop
09:50 — 11:35 London — Seattle
BA53 British Airways
06:35 — 18:20
19h 45m flight time
Find flight
from$560
06:30 — 08:05 Glasgow — London
BA8721 British Airways
8h 25m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
06:55 — 11:35
12h 40m flight time
Find flight
from$551
06:55 — 08:30 Glasgow — London
BA1491 British Airways
1h 20m stop
09:50 — 11:35 London — Seattle
BA53 British Airways
07:00 — 11:35
12h 35m flight time
Find flight
from$539
07:00 — 08:35 Glasgow — London
BA1475 British Airways
1h 15m stop
09:50 — 11:35 London — Seattle
BA53 British Airways
07:15 — 18:20
19h 5m flight time
Find flight
from$553
07:00 — 09:10 Glasgow — London
BA1481 British Airways
7h 5m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
07:55 — 18:20
18h 25m flight time
Find flight
from$560
07:55 — 09:15 Glasgow — London
BA8739 British Airways
7h 15m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
08:35 — 18:20
17h 45m flight time
Find flight
from$562
08:35 — 10:10 Glasgow — London
BA1471 British Airways
6h 20m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
08:45 — 18:20
17h 35m flight time
Find flight
from$519
06:55 — 08:30 Glasgow — London
BA1491 British Airways
6h 10m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
09:15 — 18:20
17h 5m flight time
Find flight
from$562
09:15 — 10:50 Glasgow — London
BA1477 British Airways
5h 40m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
11:30 — 18:20
14h 50m flight time
Find flight
from$519
10:20 — 11:55 Glasgow — London
BA1479 British Airways
3h 30m stop
16:30 — 18:20 London — Seattle
BA49 British Airways
14:20 — 17:50
11h 30m flight time
Find flight
from$466
12:30 — 15:00 Glasgow — Reykjavik
FI431 Icelandair
1h 5m stop
17:05 — 17:00 Reykjavik — Seattle
FI681 Icelandair
17:25 — 11:30+1day
26h 5m flight time
Find flight
from$560
15:40 — 17:05 Glasgow — London
BA1489 British Airways
14h 55m stop
09:50 — 11:35 London — Seattle
BA53 British Airways
19:45 — 11:30+1day
23h 45m flight time
Find flight
from$560
17:40 — 19:05 Glasgow — London
BA1495 British Airways
12h 40m stop
09:50 — 11:35 London — Seattle
BA53 British Airways
21:15 — 11:30+1day
22h 15m flight time
Find flight
from$560
17:30 — 18:55 Glasgow — London
BA1493 British Airways
11h 10m stop
09:25 — 11:20 London — Seattle
BA53 British Airways
Full flight schedule will help you in detecting at what time planes fly from Glasgow to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 18, 2025.

Popular Airlines on the Route

The flight Glasgow — Seattle is served by 11 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by KLM - 5 departures per week at the price of from $ 870 . And the most expensive tickets are offered by British Airways airline - from $ 1301.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 1000 flights with layovers on the route. The fastest connecting flight is FI431 by Icelandair takes 11h 30m and the cheapest is U23125 by EasyJet for $404.

  • KL - KLM
    from $870
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  • FI - Icelandair
    from $466
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  • EI - Aer Lingus
    from $584
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  • AY - Finnair
    from $641
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  • IB - Iberia
    from $876
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  • FR - Ryanair
    from $599
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  • LH - Lufthansa
    from $971
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  • U2 - EasyJet
    from $404
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  • BA - British Airways
    from $476
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  • W6 - Wizz Air
    from $634
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  • TS - Air Transat
    from $673
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See more connecting flights

Airports

You can fly from Glasgow to Seattle from 3 airports (Glasgow Int, Prestwick, ScotRail).

Glasgow airports

  • Glasgow Int-GLA
    from $404
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  • Prestwick-PIK
    from $851
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  • ScotRail-ZGG
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Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
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  • Kenmore Air Harbor SPB-LKE
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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