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$622+ Cheap flights from San Sebastian (EAS) to Boston (BOS)

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Sebastian to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San Sebastian (EAS) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$778
(Orbitz)

One-way from

$622
(Kiwi.com)
From San Sebastián to Boston Logan Intl
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One-way flight from San Sebastián to Boston Logan Intl
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Find flight deals from San Sebastian to Boston

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

This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/99:30 pmEAS - BOS
1 stop28h 20mIberia
Wed 7/234:30 pmBOS - EAS
1 stop10h 10mIberia
Deal found 6/12$778
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:05 amEAS - BOS
1 stop18h 10mVueling
Sat 7/2611:00 pmBOS - EAS
1 stop27h 10mVueling
Deal found 6/12$847
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/169:30 pmEAS - BOS
2 stops43h 50mMultiple Airlines
Wed 7/304:30 pmBOS - EAS
1 stop10h 10mMultiple Airlines
Deal found 6/12$855
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 7/91:40 pmEAS - BOS
2 stops15h 54mAmerican Airlines
Wed 7/237:10 amBOS - EAS
2 stops19h 30mAmerican Airlines
Deal found 6/12$1,421

Cheapflights Fare Finder

Customize your flight search to find flights from San Sebastian to Boston 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 San Sebastian to Boston that are best for you.

Fly from

San Sebastian

Fly to

Boston

Route

Depart

Return

Price

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 7/9

9:30 pm-7:50 pm

1 stop28h 20m

Boston Logan Intl

Wed 7/23

4:30 pm-8:40 am

1 stop10h 10m

$778

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Fri 7/11

9:05 am-9:15 pm

1 stop18h 10m

Boston Logan Intl

Sat 7/26

11:00 pm-8:10 am

1 stop27h 10m

$847

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 7/16

9:30 pm-11:20 am

2 stops43h 50m

Boston Logan Intl

Wed 7/30

4:30 pm-8:40 am

1 stop10h 10m

$855

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 7/9

1:40 pm-11:34 pm

2 stops15h 54m

Boston Logan Intl

Wed 7/23

7:10 am-8:40 am

2 stops19h 30m

$1,421

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Tue 7/29

9:30 pm-8:45 pm

2 stops29h 15m

$622

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Tue 7/29

1:30 pm-9:15 pm

1 stop13h 45m

$645

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Wed 7/16

9:10 am-9:15 pm

1 stop18h 05m

$800

San SebastianBoston

EAS - BOS

EASBOS

San Sebastián

Fri 7/18

9:20 am-3:00 pm

1 stop11h 40m

$1,062

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from San Sebastian to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston 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 Boston

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

Currently, January is the cheapest month in which you can book a flight from San Sebastian to Boston (average of $218). Flying from San Sebastian to Boston in June is currently the most expensive (average of $306). 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.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 12, 2025.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
Vueling
7.1
Good
1,169 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
Iberia
7.0
Good
2,776 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Overall

7.2

Boarding

7.5

Food

6.5

Crew

8.0

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

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

  • What are the cheapest airlines flying from San Sebastian to Boston round-trip?

    Currently priced at $778, Iberia will fly you from San Sebastian to Boston and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Vueling and American Airlines - these airlines can fly you to your destination from $847 and $1,421, respectively.

  • What are the cheapest airlines to fly from San Sebastian to Boston one-way?

    To fly one-way, consider booking your trip with Vueling, which is currently one of the cheapest options available, starting at $645. Iberia flights start at $800 while deals on American Airlines start at $1,062 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Sebastian to Boston 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 Boston?

    Currently, January is the cheapest month in which you can book a flight from San Sebastian to Boston (average of $218). Flying from San Sebastian to Boston in June is currently the most expensive (average of $306). 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

Traveling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

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Alternative routes for San Sebastian to Boston

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