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$611+ Cheap flights from Massachusetts 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — EAS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Massachusetts to San Sebastian

Keep the following information in mind while searching for Massachusetts to San Sebastian flight deals. Data was last updated June 12, 2025.

Round-trip from

$611
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$1,170
From Massachusetts to San Sebastián
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Massachusetts to San Sebastian

Cheapest flights from Massachusetts to San Sebastian
Explore the most affordable flight options available from Massachusetts to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/228:50 pmBOS - EAS
2 stops29h 40mMultiple Airlines
Wed 8/209:10 amEAS - BOS
1 stop18h 05mMultiple Airlines
Deal found 6/12$611
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2611:00 pmBOS - EAS
1 stop27h 10mVueling
Wed 8/209:10 amEAS - BOS
1 stop18h 05mVueling
Deal found 6/12$670
This Iberia deal was found by Cheapflights users on 6/9. 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 7/281:26 pmBOS - EAS
2 stops13h 14mIberia
Tue 8/59:30 pmEAS - BOS
1 stop28h 20mIberia
Deal found 6/9$676
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/231:26 pmBOS - EAS
2 stops13h 14mAmerican Airlines
Tue 8/191:40 pmEAS - BOS
2 stops15h 19mAmerican Airlines
Deal found 6/12$840

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 June 12, 2025.
Use the filters below to find and compare flights from Massachusetts to San Sebastian that are best for you.

Fly from

Massachusetts

Fly to

San Sebastian

Route

Depart

Return

Price

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Tue 7/22

8:50 pm-8:30 am

2 stops29h 40m

San Sebastián

Wed 8/20

9:10 am-9:15 pm

1 stop18h 05m

$611

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 7/26

11:00 pm-8:10 am

1 stop27h 10m

San Sebastián

Wed 8/20

9:10 am-9:15 pm

1 stop18h 05m

$670

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Mon 7/28

1:26 pm-8:40 am

2 stops13h 14m

San Sebastián

Tue 8/5

9:30 pm-7:50 pm

1 stop28h 20m

$676

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Wed 7/23

1:26 pm-8:40 am

2 stops13h 14m

San Sebastián

Tue 8/19

1:40 pm-10:59 pm

2 stops15h 19m

$840

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sun 6/29

9:20 pm-8:40 am

1 stop29h 20m

$668

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Massachusetts to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Massachusetts 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 Massachusetts to San Sebastian
No data available for this route at this time. Please check back soon.

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 June 12, 2025.
Read reviews from past customers who have flown American Airlines, Vueling and Iberia from Massachusetts to San Sebastian. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
Vueling
7.1
Good
1,169 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
Iberia
7.0
Good
2,776 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Food

6.5

Overall

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to San Sebastian. 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 into for flights to San Sebastian from Massachusetts?

    If you book a flight to San Sebastian from Massachusetts, you will be flying to San Sebastián, which is the city’s only airport. San Sebastián (EAS) is located 9.7 mi from the center of San Sebastian.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Massachusetts to San Sebastian

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Massachusetts to San Sebastian

Discover the top 2 airlines that operate flights from Massachusetts to San Sebastian. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$607Average$869FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$613Average$864FlexibilityNo cancel feeOn-time71%

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