When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Sebastián Airport?

Prices for flights from Seattle/Tacoma Intl Airport to San Sebastián Airport are refreshed on a daily basis.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Sebastián 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 San Sebastián Airport.

What documentation or ID do you need to fly to San Sebastián Airport?

The travel and health documents required for your trip to San Sebastián Airport 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 San Sebastián Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$558 Cheap Flights from Seattle to San Sebastian in 2024/25

1 adult

0 bags

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Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to San Sebastian that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to San Sebastian.

Cheap last minute flights

Planning a quick getaway from Seattle to San Sebastian? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Sebastian, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to San Sebastian

Find recent round-trip train or bus tickets from Seattle to San Sebastian.

All round-trip flight deals to San Sebastian

The cheapest plane tickets to San Sebastian found on KAYAK recently.

1:25 pm - 8:00 amSEA-EAS

33h 35m2 stops

1:15 pm - 5:05 pmEAS-SEA

60h 50m3 stops

$1,365

Find Deal

Sat, Jan 4 - Sat, Jan 11

1:45 pm - 8:50 pmSEA-EAS

22h 05m2 stops

9:30 pm - 4:55 pmEAS-SEA

28h 25m2 stops

$1,483

Find Deal

Sat, Jan 4 - Sat, Jan 11

1:45 pm - 8:50 pmSEA-EAS

22h 05m2 stops

9:30 pm - 4:55 pmEAS-SEA

28h 25m2 stops

$1,486

Find Deal

Sat, Jan 4 - Sat, Jan 11

1:45 pm - 8:50 pmSEA-EAS

22h 05m2 stops

9:30 pm - 4:55 pmEAS-SEA

28h 25m2 stops

$1,491

Find Deal

Sat, Jan 4 - Sat, Jan 11

1:45 pm - 8:50 pmSEA-EAS

22h 05m2 stops

9:20 am - 11:26 pmEAS-SEA

23h 06m2 stops

$1,569American Airlines

Find Deal

Sat, Jan 4 - Sat, Jan 11

11:56 am - 8:40 amSEA-EAS

35h 44m3 stops

9:30 pm - 7:26 pmEAS-SEA

30h 56m3 stops

$1,862

Find Deal

Sat, Jan 4 - Sat, Jan 11

6:50 pm - 8:40 amSEA-EAS

28h 50m2 stops

9:30 pm - 4:55 pmEAS-SEA

28h 25m2 stops

$2,637

Find Deal

Sat, Jan 4 - Sat, Jan 11

7:40 pm - 8:30 amSEA-EAS

51h 50m2 stops

$558

Find Deal

Sun, May 4

2:05 pm - 8:50 pmSEA-EAS

21h 45m3 stops

$602

Find Deal

Sun, May 4

How to get the cheapest flight ticket from Seattle to San Sebastian

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 day to depart Seattle for San Sebastian?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Wednesday

When is the cheapest time to fly from Seattle to San Sebastian?

Seattle to San Sebastian flights are currently only available at noon

What is the cheapest Seattle to San Sebastian flight route?

Seattle/Tacoma Intl - San Sebastián. Fly from Seattle/Tacoma Intl to San Sebastián for the best Seattle - San Sebastian flight prices

When to book flights from Seattle to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to San Sebastian (SEA to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to San Sebastian

Best Price Found	$558
Fastest flight time	21h 45m
Direct flights	None
Airports in San Sebastian	1 airport

The best one-way flight to San Sebastian from Seattle in the past 72 hours is $558. The best round-trip flight deal from Seattle to San Sebastian found on momondo in the last 72 hours is $1,365.

The fastest flight from Seattle to San Sebastian takes 21h 45m

There are no direct flights from Seattle to San Sebastian. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - San Sebastián Airport.

There is 1 airport near San Sebastian: San Sebastián (EAS)

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How far is Seattle/Tacoma Intl to San Sebastián by plane?
Seattle/Tacoma Intl and San Sebastián are 5178.8 mi apart from one another. Flights usually cover this in 22h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Sebastián Airport?
Prices for flights from Seattle/Tacoma Intl Airport to San Sebastián Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Sebastián 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 San Sebastián Airport.
What documentation or ID do you need to fly to San Sebastián Airport?
The travel and health documents required for your trip to San Sebastián Airport 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 San Sebastián Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to San Sebastian?

It is quick and easy to find Seattle to San Sebastian 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 San Sebastian that suits you.

Can I find flights from Seattle to San Sebastian with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Sebastian from Seattle with this policy.

How can momondo help me find flights from Seattle to San Sebastian?

momondo provides multiple filters to help you find the best flight to San Sebastian 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 San Sebastian right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to San Sebastian flights. All you need is a valid email address and we will do the rest; it is that quick and easy.