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$372+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — BOS
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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Cheap 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 noviembre 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$723
(Iberia)

One-way from

$372
(Kiwi.com)
Provider with most accurate pricing for San Sebastián-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for San Sebastián-Boston Logan Intl flights.
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From San Sebastián to Massachusetts
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One-way flight from San Sebastián to Massachusetts
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Find flight deals from San Sebastian to Massachusetts

Best flights from San Sebastian to Massachusetts
Discover carefully curated flight deals from San Sebastian to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 3, 2025.

This Iberia deal was found by Cheapflights users on 11/1. 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.
jue. 4/29:10 amEAS - BOS
1 stop17h 55mIberia
lun. 4/610:50 pmBOS - EAS
1 stop12h 30mIberia
Deal found 11/1$723
This American Airlines deal was found by Cheapflights users on 11/1. 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.
jue. 4/29:20 amEAS - BOS
2 stops19h 04mAmerican Airlines
lun. 4/67:39 pmBOS - EAS
2 stops31h 01mAmerican Airlines
Deal found 11/1$1,069

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 noviembre 3, 2025.
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

jue. 4/2

9:10 am-9:05 pm

1 stop17h 55m

Boston Logan Intl

lun. 4/6

10:50 pm-5:20 pm

1 stop12h 30m

$723

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

jue. 4/2

9:20 am-10:24 pm

2 stops19h 04m

Boston Logan Intl

lun. 4/6

7:39 pm-8:40 am

2 stops31h 01m

$1,069

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

sáb. 5/2

8:55 am-9:05 pm

1 stop18h 10m

$372

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

dom. 12/14

9:20 am-2:35 pm

2 stops35h 15m

$413

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

sáb. 5/2

8:55 am-9:05 pm

1 stop18h 10m

$462

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

dom. 12/14

2:05 pm-8:55 pm

1 stop12h 50m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

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 $600). 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 $723, Iberia can have you in Massachusetts from San Sebastian in 17h 55m. 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 $600). 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.

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