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$466+ Cheap flights from San Sebastian (EAS) to Massachusetts

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — BOS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Sebastian to Massachusetts

Cheapest flights from San Sebastian to Massachusetts
Explore the most affordable flight options available from San Sebastian to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/27. 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 8/41:40 pm
EAS
-
BOS
1 stop12h 10m
Iberia
Thu 8/279:20 pm
BOS
-
EAS
1 stop17h 30m
Iberia
Deal found 1/27$897
This Iberia deal was found by Cheapflights users on 1/26. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:55 pm
EAS
-
BOS
1 stop33h 10m
Iberia
Sun 5/1711:34 am
BOS
-
EAS
2 stops15h 06m
Iberia
Deal found 1/26$954
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:25 pm
EAS
-
BOS
1 stop29h 30m
British Airways
Thu 8/277:35 pm
BOS
-
EAS
1 stop13h 05m
British Airways
Deal found 1/27$990
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 5/131:40 pm
EAS
-
BOS
2 stops35h 08m
American Airlines
Sun 5/173:17 pm
BOS
-
EAS
2 stops35h 23m
American Airlines
Deal found 1/26$998
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:25 pm
EAS
-
BOS
2 stops27h 35m
British Airways
Sat 8/297:35 pm
BOS
-
EAS
1 stop14h 35m
British Airways
Deal found 1/27$1,007
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:25 pm
EAS
-
BOS
1 stop29h 30m
British Airways
Sun 8/309:55 pm
BOS
-
EAS
1 stop12h 45m
British Airways
Deal found 1/27$1,008
This Iberia deal was found by Cheapflights users on 1/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:55 pm
EAS
-
BOS
1 stop33h 20m
Iberia
Wed 8/2611:00 pm
BOS
-
EAS
1 stop27h 20m
Iberia
Deal found 1/27$1,012
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/24:55 pm
EAS
-
BOS
1 stop30h 05m
British Airways
Thu 8/277:35 pm
BOS
-
EAS
1 stop13h 05m
British Airways
Deal found 1/27$1,014
This Iberia deal was found by Cheapflights users on 1/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:30 pm
EAS
-
BOS
2 stops31h 28m
Iberia
Sun 8/309:55 pm
BOS
-
EAS
2 stops28h 45m
Iberia
Deal found 1/27$1,026
This Iberia deal was found by Cheapflights users on 1/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:30 pm
EAS
-
BOS
2 stops27h 20m
Iberia
Sun 8/309:55 pm
BOS
-
EAS
2 stops28h 45m
Iberia
Deal found 1/27$1,027

Find flight deals from San Sebastian to Massachusetts

Keep the following information in mind while searching for San Sebastian to Massachusetts flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$954
(Iberia)

One-way from

$466
(Kiwi.com)
Provider with most accurate pricing for San Sebastián-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Sebastián-Boston Logan Intl flights.
Search Deals
From San Sebastián to Massachusetts
Search Deals
One-way flight from San Sebastián to Massachusetts
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Sebastian to Massachusetts 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 29, 2026.
Use the filters below to find and compare flights from San Sebastian to Massachusetts that are best for you.

Fly from

San Sebastian

Fly to

Massachusetts

Route

Depart

Return

Price

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 5/13

5:55 pm-9:05 pm

1 stop33h 10m

Boston Logan Intl

Sun 5/17

11:34 am-8:40 am

2 stops15h 06m

$954

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 5/13

1:40 pm-6:48 pm

2 stops35h 08m

Boston Logan Intl

Sun 5/17

3:17 pm-8:40 am

2 stops35h 23m

$998

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Sat 6/13

5:55 pm-4:10 pm

3 stops52h 15m

$466

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Sat 6/13

9:20 am-4:10 pm

1 stop12h 50m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from San Sebastian to Massachusetts

Have a flexible travel schedule? Discover the best time to fly to Massachusetts from San Sebastian 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 San Sebastian to Massachusetts

What is the cheapest month to book a flight from San Sebastian to Massachusetts?

Currently, September is the cheapest month in which you can book a flight from San Sebastian to Massachusetts (average of $227). Flying from San Sebastian to Massachusetts in July is currently the most expensive (average of $638). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Sebastian to Massachusetts. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Sebastian to Massachusetts?

    San Sebastián (EAS), located 9.7 mi from the city center, is the airport you fly out of when you book flights from San Sebastian to Massachusetts.

  • How long is the flight from San Sebastian to Massachusetts?

    For as low as $954, Iberia can have you in Massachusetts from San Sebastian in 33h 10m. Airlines will cover a distance of 3398 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from San Sebastian to Massachusetts that include hotel bookings?

    Yes. In addition to deals on San Sebastian to Massachusetts flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Sebastian to Massachusetts?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Sebastian to Massachusetts.

  • Can I find deals for business class flights from San Sebastian to Massachusetts?

    Yes. Cheapflights offers flight deals from San Sebastian to Massachusetts by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Sebastian to Massachusetts?

    Currently, September is the cheapest month in which you can book a flight from San Sebastian to Massachusetts (average of $227). Flying from San Sebastian to Massachusetts in July is currently the most expensive (average of $638). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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