$745+ Cheap flights from Seattle (SEA) to San Sebastian (EAS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EAS
Jan 26 — Feb 21
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to San Sebastian
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Sebastian (EAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $745 (Trip.com) |
Find flight deals from Seattle to San Sebastian
Cheapest flights from Seattle to San SebastianExplore the most affordable flight options available from Seattle to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from Seattle to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/43:10 pmSEA - EAS
2 stops31h 25mMultiple Airlines
Tue 3/118:10 amEAS - SEA
2 stops37h 00mMultiple Airlines
Deal found 1/20![Multiple Airlines logo]()
$745
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/46:50 pmSEA - EAS
2 stops28h 50mIberia
Tue 3/119:30 pmEAS - SEA
2 stops33h 29mIberia
Deal found 1/20![Iberia logo]()
$767
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/47:20 amSEA - EAS
2 stops16h 20mAmerican Airlines
Tue 3/119:20 amEAS - SEA
2 stops21h 47mAmerican Airlines
Deal found 1/19![American Airlines logo]()
$875
Find flights from Seattle to San Sebastian within your budget
Customize your flight search to find flights from Seattle to San Sebastian that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Tue 3/4
3:10 pm-7:35 am
2 stops31h 25m
San Sebastián
Tue 3/11
8:10 am-1:10 pm
2 stops37h 00m
$745
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Tue 3/4
6:50 pm-8:40 am
2 stops28h 50m
San Sebastián
Tue 3/11
9:30 pm-10:59 pm
2 stops33h 29m
$767
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Tue 3/4
7:20 am-8:40 am
2 stops16h 20m
San Sebastián
Tue 3/11
9:20 am-11:07 pm
2 stops21h 47m
$875
- Most accurate provider: When it comes to deals on Seattle-San Sebastian flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Sebastian flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Sebastian flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-San Sebastian flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-San Sebastian flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to San Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from Seattle to San Sebastian
Get recent, data-driven insights about flights from Seattle to San Sebastian including ideal travel times, pricing trends, and more.
What is the cheapest time of day to fly from SEA to EAS?
Find hourly flight availability from Seattle to San Sebastian. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to San Sebastian as you normally would.
Reviews of airlines servicing San Sebastian
Get insights into the airlines that provide service to San Sebastian. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Sebastian. Reviews last updated January 21, 2025.
10,000 reviews
Crew
8.0
Entertainment
7.0
Overall
7.2
Boarding
7.6
Food
6.5
Comfort
7.3
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
10,000 reviews
10,000 reviews
Crew
8.0
Entertainment
7.0
Overall
7.2
Boarding
7.6
Food
6.5
Comfort
7.3
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
2,646 reviews
10,000 reviews
Crew
8.0
Entertainment
7.0
Overall
7.2
Boarding
7.6
Food
6.5
Comfort
7.3
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.