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San Sebastian

$402+ Cheap flights from Massachusetts to San Sebastian (EAS)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — EAS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$445
(Orbitz)

One-way from

$402
(Ovago)

Popular in

February

Cheapest in

May

Average price

$789
From Massachusetts to San Sebastián
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One-way flight from Massachusetts to San Sebastián
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Highest demand for flights based on searches. 19% potential increase in price ($231 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($88 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 9/214:30 pmBOS - EAS
1 stop10h 10mAmerican Airlines
Tue 10/71:40 pmEAS - BOS
1 stop12h 10mAmerican Airlines
Deal found 7/31$445
This Iberia deal was found by Cheapflights users on 7/30. 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.
Sun 9/214:30 pmBOS - EAS
1 stop10h 10mIberia
Tue 10/79:30 pmEAS - BOS
1 stop28h 20mIberia
Deal found 7/30$454
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/1611:40 pmBOS - EAS
1 stop11h 40mMultiple Airlines
Tue 10/711:25 amEAS - BOS
2 stops15h 50mMultiple Airlines
Deal found 7/29$589
This British Airways deal was found by Cheapflights users on 7/28. 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 8/249:20 pmBOS - EAS
1 stop17h 30mBritish Airways
Mon 9/151:40 pmEAS - BOS
2 stops39h 10mBritish Airways
Deal found 7/28$743

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 July 31, 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

Sun 9/21

4:30 pm-8:40 am

1 stop10h 10m

San Sebastián

Tue 10/7

1:40 pm-7:50 pm

1 stop12h 10m

$445

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sun 9/21

4:30 pm-8:40 am

1 stop10h 10m

San Sebastián

Tue 10/7

9:30 pm-7:50 pm

1 stop28h 20m

$454

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Tue 9/16

11:40 pm-5:20 pm

1 stop11h 40m

San Sebastián

Tue 10/7

11:25 am-9:15 pm

2 stops15h 50m

$589

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Sun 8/24

9:20 pm-8:50 pm

1 stop17h 30m

San Sebastián

Mon 9/15

1:40 pm-10:50 pm

2 stops39h 10m

$743

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Wed 10/1

9:20 pm-8:50 pm

1 stop17h 30m

$402

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Wed 10/1

11:00 pm-5:20 pm

1 stop12h 20m

$405

BostonSan Sebastian

BOS - EAS

BOSEAS

Boston Logan Intl

Fri 8/29

4:30 pm-8:40 am

1 stop10h 10m

$1,085

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 July 31, 2025.
See what other customers who have flown with American Airlines, Iberia, and British Airways from Massachusetts to San Sebastian have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Overall

7.2

Entertainment

6.9

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

Comfort

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Overall

7.2

Entertainment

6.9

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
2,859 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Overall

7.2

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Leonardo,May 2025

JFK - BGI

Good airline and so far i give them 8 out of 10.
British Airways
6.6
Okay
7,222 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Overall

7.2

Entertainment

6.9

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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$586Average$864FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$613Average$864FlexibilityNo cancel feeOn-time71%

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