Cheap flights from Seattle to Glasgow from £174
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Glasgow departing on 7/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Aer Lingus flights from Seattle to Glasgow Intl Airport
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Icelandair flights from Seattle to Glasgow Intl Airport
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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 cheapest month to fly to Glasgow Intl Airport?
In general, November 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 £492. If you’re not able to fly to Glasgow Intl Airport in November, then February is your next best option. Flight prices from Seattle to Glasgow Intl Airport during February average around £525.
What is the cheapest day to depart on your flight to Glasgow Intl Airport?
On average, the least expensive day to fly to Glasgow Intl Airport from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £522. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £885. These prices are subject to change though, so be sure to set up a Price Alert for flights to Glasgow Intl Airport.
What is the cheapest time of day to depart on your flight to Glasgow Intl Airport?
At midday is the cheapest time of day to fly from Seattle to Glasgow Intl Airport when you can find flight prices for as low as £545. Flying to Glasgow Intl Airport at midday is an ideal time because this is during off-peak travel hours. Flights to Glasgow Intl Airport are more costly in the afternoon, with an average ticket price of £603. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight 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 £624 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 £484 on momondo.
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
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 July 2025, there are 2 operators 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 Lufthansa, representing 52% of all bookings. The subsequent popular airline is Icelandair at 48%.
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 £410 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom £431 | Free Cancellation | Rating 6.8 7,207 reviews |
Travelling to a place near Glasgow?
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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.