Cheap flights from Seattle to Spain from $239
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 Spain departing on 8/3. 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 Seattle to Spain
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 Spain?
If you don’t want to visit Spain in November, then you should wait until February to fly from Seattle, when ticket prices are also cheap, with an average price of $675.
What is the cheapest day to depart on your flight to Spain?
The cheapest day to depart from Seattle to Spain is on a Monday when prices can be found for as low as $862. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Spain for around $1,049.
What is the cheapest time of day to depart on your flight to Spain?
Flying to Spain from Seattle in the evening is the least expensive time of day to depart. momondo users have found prices as low as $888 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Spain is at noon when prices are around $992.
How far in advance should I book a flight to Spain?
You are more likely to see cheaper flights to Spain from Seattle when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $884 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from Seattle for as low as $745 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Spain?
WestJet, Icelandair, and Scandinavian Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Spain
What airlines fly to Spain?
British Airways, Delta and Lufthansa are the top three most popular airlines that fly to Spain from Seattle according to our data. British Airways is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 17 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.
Cheap Seattle to Spain flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Spain
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Spain?
Prices for flights from Seattle/Tacoma Intl Airport to Spain refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Spain?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Spain is 17 as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Spain?
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 Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents required for your trip to Spain can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Seattle to Spain
Compare and see reviews for airlines that fly from Seattle to Spain with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $416 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom $443 | Free Cancellation | Rating 7.3 1,387 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 7.2 2,868 reviews | |||
| PriceFrom $470 | Free Cancellation | Rating 7.1 1,117 reviews | |||
| PriceFrom $489 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $507 | Free Cancellation | Rating 7.0 2,776 reviews | |||
| PriceFrom $509 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $549 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $560 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $561 | Free Cancellation | Rating 7.4 8,790 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Spain?
It is quick and easy to find Seattle to Spain 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 Spain that suits you.
Can I find flights from Seattle to Spain with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to Spain flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to Spain?
momondo provides multiple filters to help you find the best flight to Spain from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seattle to Spain right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Seattle to Spain flights. All you need is a valid email address and we will do the rest; it is that quick and easy.