Find the cheapest flights from Seattle to Glasgow
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.British Airways flights from Seattle to Glasgow Intl Airport
Our best British Airways deals on Seattle to Glasgow Intl Airport flight tickets
Iberia flights from Seattle to Glasgow Intl Airport
Our best Iberia deals on Seattle to Glasgow Intl Airport flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Seattle to Glasgow Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Mon 31/8
19:00-13:25
1 stop10h 25m
Glasgow Intl
Mon 7/9
14:35-11:45
1 stop29h 10m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Tue 20/10
19:00-13:25
1 stop10h 25m
Glasgow Intl
Fri 30/10
11:35-18:00
1 stop13h 25m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Sat 24/10
15:40-13:25
1 stop13h 45m
Glasgow Intl
Sun 1/11
11:55-17:00
1 stop13h 05m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Mon 31/8
19:00-13:25
1 stop10h 25m
Glasgow Intl
Mon 7/9
14:35-11:45
1 stop29h 10m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Tue 6/10
19:00-13:25
1 stop10h 25m
Glasgow Intl
Wed 14/10
14:20-17:55
1 stop11h 35m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Mon 12/10
15:40-13:25
1 stop13h 45m
Glasgow Intl
Sun 1/11
11:55-17:00
1 stop13h 05m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Sun 29/11
14:35-09:55
1 stop11h 20m
Glasgow Intl
Wed 16/12
11:35-17:00
1 stop13h 25m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Sat 24/10
19:10-12:25
1 stop10h 15m
Glasgow Intl
Sun 1/11
11:55-17:00
1 stop13h 05m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Fri 13/11
14:35-09:55
1 stop11h 20m
Glasgow Intl
Sun 13/12
07:55-17:00
2 stops41h 05m
SeattleGlasgow
SEA Seattle/Tacoma Intl - GLA Glasgow Intl
SEAGLA
Seattle/Tacoma Intl
Fri 18/9
15:40-13:25
1 stop13h 45m
Glasgow Intl
Mon 28/9
22:20-20:40
2 stops30h 20m
See travel insights to Glasgow from
How to get the cheapest flight ticket from Seattle to Glasgow Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Seattle and Glasgow Intl Airport?
Prices are currently low for flights on this route.
Typical prices usually range from £625 to £853.The lowest price recently found on this route was £553.
What is the cheapest month to fly to Glasgow Intl Airport?
In general, February is the cheapest month to fly from Seattle to Glasgow Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £487. If you’re not able to fly to Glasgow Intl Airport in February, then March is your next best option. Flight prices from Seattle to Glasgow Intl Airport during March average around £503.
How far in advance should I book a flight from Seattle to Glasgow Intl Airport?
You are more likely to see cheaper flights to Glasgow Intl Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow Intl Airport for around £642 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow Intl Airport from Seattle for as low as £509 on momondo.
Which airport is the most popular for stopovers for flights between Seattle and Glasgow Intl Airport?
Reykjavik (KEF) was the most common stop: 65% of momondo users choosing one-stop flights on this route connected there.
Which stopover airport offers the lowest fares from Seattle to Glasgow Intl Airport?
Flights via Amsterdam (AMS) offer the lowest average return price of £528.
Which stopover airport has the shortest travel time from Seattle to Glasgow Intl Airport?
Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 11h 20m.
Which stopover airport has the shortest connection time from Seattle to Glasgow Intl Airport?
Reykjavik (KEF) has the shortest average stopover time for this route: 1h 40m.
When to book flights from Seattle to Glasgow Intl Airport
Cheap Seattle to Glasgow Intl Airport (SEA to GLA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Glasgow Intl Airport
Frequently asked questions about flying from Seattle to Glasgow Intl Airport
How far is Seattle/Tacoma Intl to Glasgow Intl by plane?
A flight from Seattle/Tacoma Intl to Glasgow Intl will travel around 4436.4 mi. Flights usually cover this in 10h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Glasgow Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Glasgow Intl Airport were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Glasgow Intl Airport?
As of August 2026, there is 1 operator available to choose from for flights from Seattle/Tacoma Intl Airport to Glasgow Intl Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Glasgow Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Glasgow Intl Airport.
What documentation or ID do you need to fly to Glasgow Intl Airport?
The required travel and health documents for your Glasgow Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Glasgow Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Seattle to Glasgow Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Seattle to Glasgow Intl Airport is Icelandair, representing 100% of all bookings.
Best airlines flying from Seattle to Glasgow Intl Airport
Compare and see reviews for airlines that fly from Seattle to Glasgow Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £423 | Free Cancellation | Rating 7.0 721 reviews |
Travelling to a place near Glasgow?
Book flights to Glasgow if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to Glasgow?
It is quick and easy to find Seattle to Glasgow flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Glasgow that suits you.
Can I find flights from Seattle to Glasgow with flexible booking policies on momondo?
All flight searches from Seattle to Glasgow on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Glasgow?
Once you have performed a search for Seattle to Glasgow flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Seattle to Glasgow right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Glasgow, momondo offers a useful price alert feature which will track prices for flights to Glasgow from Seattle and alert you when they change.