$2,248+ Cheap flights from Washington 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EAS
Apr 9 — Apr 161
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 Washington to San Sebastian
Keep the following information in mind while searching for Washington to San Sebastian flight deals. Data was last updated April 4, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $2,248 (KAYAK) |
Find flight deals from Washington to San Sebastian
Cheapest flights from Washington to San SebastianExplore the most affordable flight options available from Washington to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.
Explore the most affordable flight options available from Washington to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.
This KAYAK deal was found by Cheapflights users on 4/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:20 pmSEA - EAS
2 stops27h 20mIberia
Sun 6/19:30 pmEAS - SEA
2 stops23h 05mIberia
Deal found 4/2![Iberia logo]()
$2,248
This KAYAK deal was found by Cheapflights users on 4/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:02 pmSEA - EAS
2 stops33h 58mBritish Airways
Sat 5/319:10 pmEAS - SEA
2 stops47h 25mBritish Airways
Deal found 4/3![British Airways logo]()
$3,059
This American Airlines deal was found by Cheapflights users on 4/3. 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.
Fri 5/911:59 pmSEA - EAS
2 stops35h 51mAmerican Airlines
Sun 6/19:20 amEAS - SEA
2 stops22h 49mAmerican Airlines
Deal found 4/3![American Airlines logo]()
$3,360
Cheapflights Fare Finder
Customize your flight search to find flights from Washington 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 April 4, 2025.
Use the filters below to find and compare flights from Washington to San Sebastian that are best for you.
Fly from
Washington
Fly to
San Sebastian
Route
Depart
Return
Price
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Fri 5/16
8:20 pm-8:40 am
2 stops27h 20m
San Sebastián
Sun 6/1
9:30 pm-11:35 am
2 stops23h 05m
$2,248
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Fri 5/9
11:02 pm-6:00 pm
2 stops33h 58m
San Sebastián
Sat 5/31
9:10 pm-11:35 am
2 stops47h 25m
$3,059
SeattleSan Sebastian
SEA - EAS
SEAEAS
Seattle/Tacoma Intl
Fri 5/9
11:59 pm-8:50 pm
2 stops35h 51m
San Sebastián
Sun 6/1
9:20 am-11:09 pm
2 stops22h 49m
$3,360
Best time to book a flight from Washington to San Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Washington 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.
Cheapflights Insights
Everything you need to know about your flight from Washington to San Sebastian
What is the cheapest time of day to fly from WA to EAS?
Find hourly flight availability from Washington 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 April 4, 2025.
When flying from State of Washington to San Sebastian, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 April 4, 2025.
Boarding
7.5
Entertainment
6.9
Food
6.5
Crew
8.0
Overall
7.2
Comfort
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
MYR - CLT
Boarding
7.5
Entertainment
6.9
Food
6.5
Crew
8.0
Overall
7.2
Comfort
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
MYR - CLT
Boarding
7.5
Entertainment
6.9
Food
6.5
Crew
8.0
Overall
7.2
Comfort
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
MYR - CLT
Boarding
7.5
Entertainment
6.9
Food
6.5
Crew
8.0
Overall
7.2
Comfort
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2025
MYR - CLT