Cheap flights from Glasgow to Seattle from £559
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow to Seattle departing on 15/7. 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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How to get the cheapest flight ticket from Glasgow to Seattle
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 Seattle?
The cheapest month to fly to Seattle from Glasgow is in February. Flight prices, which tend to average around £528, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Seattle, with average flight prices from Glasgow averaging around £536.
What is the cheapest day to depart on your flight to Seattle?
According to our data, Tuesday is the cheapest day to fly to Seattle from Glasgow. The lowest ticket price found for a Tuesday departure recently was £619. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Saturday is £703.
What is the cheapest time of day to depart on your flight to Seattle?
According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from Glasgow to Seattle in the evening for as low as £598. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive, with an average ticket price of £656.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Glasgow when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £616 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Glasgow for as low as £522 on momondo.
What is the cheapest airline that flies from Glasgow to Seattle/Tacoma Intl?
Icelandair, British Airways, and Iberia are the most popular carriers operating from Glasgow to Seattle/Tacoma Intl
Which airlines fly to Seattle?
British Airways, Icelandair and KLM are the top three most popular airlines that fly to Seattle from Glasgow according to our data. British Airways is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 10 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
Cheap Glasgow to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Glasgow to Seattle
How far is Glasgow to Seattle/Tacoma Intl by plane?
A flight from Glasgow to Seattle/Tacoma Intl will travel around 4441.7 mi. Typically, this will take 11h 30m by plane in normal conditions.
When did momondo last update prices for flights from Glasgow to Seattle/Tacoma Intl Airport?
Prices for flights from Glasgow to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Glasgow to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Glasgow to Seattle/Tacoma Intl Airport is 6 as of June 2025.
How old do you have to be to fly from Glasgow to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Glasgow to Seattle
Compare and see reviews for airlines that fly from Glasgow to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £435 | Free Cancellation | Rating 7.8 1,358 reviews | |||
| PriceFrom £437 | Free Cancellation | Rating 6.6 7,011 reviews | |||
| PriceFrom £448 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom £452 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom £454 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom £456 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom £489 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom £493 | Free Cancellation | Rating 7.6 1,290 reviews | |||
| PriceFrom £518 | Free Cancellation | Rating 7.2 2,869 reviews | |||
| PriceFrom £653 | Free Cancellation | Rating 7.1 1,118 reviews |
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Glasgow to Seattle?
Finding the right flight to Seattle from Glasgow is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Glasgow to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Glasgow on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Glasgow to Seattle?
Once you have performed a search for Glasgow to Seattle 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 Glasgow to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Glasgow to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.