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Cheap flights from Boston (BOS) to San Sebastian (EAS) from $504

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — EAS
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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Cheap flight deals from Boston to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Sebastian (EAS). 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 2, 2024.

Popular in

March

Cheapest in

October

Round-trip from

$571

One-way from

$504
High demand for flights, 45% potential price rise
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Best time to find cheap flights, 31% potential price drop
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From Boston Logan Intl to San Sebastián
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One-way flight from Boston Logan Intl to San Sebastián
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What is the cheapest day to fly round-trip from Boston to San Sebastian?

Users have found that flying from Boston to San Sebastian on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Boston to San Sebastian?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, October can be a great choice for travel to San Sebastian. Flights to San Sebastian from Boston in October are about $933 on average during October, but can be found for as low as $450.

What is the cheapest time of day to fly from BOS to EAS?

When flying from Boston to San Sebastian, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 20% versus a flight in the afternoon.

Cheap Iberia flights from Boston to San Sebastian

Explore cheap flight options specifically provided by Iberia for the route between Boston and San Sebastian. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Thu 10/315:55 pmBOS - EAS
1 stop14h 05mIberia
Sat 11/98:30 amEAS - BOS
1 stop19h 10mIberia
Deal found 6/1$590
Thu 10/315:55 pmBOS - EAS
1 stop14h 05mIberia
Sat 11/91:40 pmEAS - BOS
2 stops15h 40mIberia
Deal found 6/1$641
Sat 8/104:40 pmBOS - EAS
1 stop10h 00mIberia
Fri 8/169:30 pmEAS - BOS
1 stop23h 35mIberia
Deal found 6/1$776
Sat 8/1010:34 amBOS - EAS
2 stops16h 06mIberia
Fri 8/169:30 pmEAS - BOS
1 stop23h 35mIberia
Deal found 6/1$984
Fri 8/210:55 pmBOS - EAS
2 stops15h 55mIberia
Mon 8/59:20 amEAS - BOS
2 stops17h 50mIberia
Deal found 6/2$1,266
Sat 8/1010:55 pmBOS - EAS
2 stops15h 55mIberia
Fri 8/169:20 amEAS - BOS
2 stops17h 50mIberia
Deal found 6/1$1,277

Boston to San Sebastian 2024 flight deals

Discover exclusive flight deals for travel between Boston and San Sebastian in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Thu 10/315:55 pmBOS - EAS
1 stop14h 05mIberia
Sat 11/98:30 amEAS - BOS
1 stop19h 10mIberia
Deal found 6/1$590
Thu 10/315:55 pmBOS - EAS
1 stop14h 05mIberia
Sat 11/91:40 pmEAS - BOS
2 stops15h 40mIberia
Deal found 6/1$641
Fri 8/24:40 pmBOS - EAS
1 stop10h 00mMultiple Airlines
Mon 8/59:30 pmEAS - BOS
1 stop23h 35mMultiple Airlines
Deal found 6/2$726
Sat 8/104:40 pmBOS - EAS
1 stop10h 00mIberia
Fri 8/169:30 pmEAS - BOS
1 stop23h 35mIberia
Deal found 6/1$776
Fri 8/26:20 amBOS - EAS
2 stops20h 20mMultiple Airlines
Mon 8/59:30 pmEAS - BOS
1 stop23h 35mMultiple Airlines
Deal found 6/2$808
Thu 10/311:32 pmBOS - EAS
2 stops18h 28mAmerican Airlines
Sat 11/91:40 pmEAS - BOS
2 stops15h 40mAmerican Airlines
Deal found 6/1$837
Mon 12/234:56 pmBOS - EAS
2 stops33h 44mIberia
Mon 12/309:30 pmEAS - BOS
2 stops30h 56mIberia
Deal found 6/1$980
Sat 8/1010:34 amBOS - EAS
2 stops16h 06mIberia
Fri 8/169:30 pmEAS - BOS
1 stop23h 35mIberia
Deal found 6/1$984
Mon 12/234:56 pmBOS - EAS
2 stops33h 44mIberia
Mon 12/309:20 amEAS - BOS
1 stop11h 50mIberia
Deal found 6/1$1,260

One-way flights to San Sebastian from Boston

Search for one-way flight options from Boston to San Sebastian. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Sat 7/1310:55 pmBOS - EAS
1 stop11h 50mVueling
Deal found 6/1$504
Tue 7/94:40 pmBOS - EAS
1 stop14h 20mIberia
Deal found 6/2$529
Tue 7/97:18 amBOS - EAS
2 stops19h 22mIberia
Deal found 6/2$534
Sat 7/1311:35 pmBOS - EAS
3 stops53h 10mMultiple Airlines
Deal found 6/1$535
Sat 7/135:45 pmBOS - EAS
2 stops32h 55mAmerican Airlines
Deal found 6/1$599
Wed 7/311:35 pmBOS - EAS
3 stops53h 40mMultiple Airlines
Deal found 6/1$626
Wed 7/34:40 pmBOS - EAS
1 stop10h 00mIberia
Deal found 6/1$655
Wed 7/34:40 pmBOS - EAS
1 stop10h 00mMultiple Airlines
Deal found 6/2$663
Wed 7/34:40 pmBOS - EAS
1 stop10h 00mMultiple Airlines
Deal found 6/1$668

Find flights from Boston to San Sebastian within your budget

Customize your flight search to find flights from Boston 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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$590 - $1,385

Route

Depart

Return

Price

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Thu 10/31

1 stop14h 05m

San Sebastián

Sat 11/9

1 stop19h 10m

$590

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Thu 10/31

1 stop14h 05m

San Sebastián

Sat 11/9

2 stops15h 40m

$641

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Fri 8/2

1 stop10h 00m

San Sebastián

Mon 8/5

1 stop23h 35m

$726

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 8/10

1 stop10h 00m

San Sebastián

Fri 8/16

1 stop23h 35m

$776

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Fri 8/2

2 stops20h 20m

San Sebastián

Mon 8/5

1 stop23h 35m

$808

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Thu 10/31

2 stops18h 28m

San Sebastián

Sat 11/9

2 stops15h 40m

$837

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 8/10

2 stops16h 06m

San Sebastián

Fri 8/16

1 stop23h 35m

$984

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 8/10

3 stops34h 05m

San Sebastián

Fri 8/16

3 stops30h 05m

$1,353

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

Sat 8/10

2 stops16h 30m

San Sebastián

Fri 8/16

3 stops30h 05m

$1,385

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day to fly from Boston to San Sebastian?

Use this chart to determine the cheapest time to fly round-trip from Boston to San Sebastian. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Boston to San Sebastian flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Boston to San Sebastian

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

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 2, 2024.
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

Avianca
7.5
Good
3,630 reviews
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

American Airlines
7.3
Good
14,260 reviews
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

Iberia
7.1
Good
2,736 reviews
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

Vueling
7.0
Good
1,417 reviews
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

British Airways
6.8
Okay
6,755 reviews
Avianca
7.5
Good
3,630 reviews
Check prices

Food

6.3

Comfort

7.3

Entertainment

6.7

Crew

7.9

Boarding

7.7

Overall

7.5

Reviews

1 / 10

El trato al cliente, el respeto, su personal debe entender que trata con personas que pagaron por un servicio y no comportarse como si estuvieran “ayudando”.

Related info for your journey

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

  • Can I find flights from Boston to San Sebastian for under $600 on Cheapflights?

    Yes, there are multiple flights from Boston to San Sebastian for under $600. The cheapest flight booked recently is on Iberia for just $590, but on average you can expect to pay $1,280.

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

    Currently priced at $590, Iberia will fly you from Boston to San Sebastian and back. In addition to Iberia, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $837. Iberia is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

    $504 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Iberia and American Airlines, with prices starting from $529 and $599, respectively.

  • What does BOS to EAS mean?

    BOS stands for Boston Logan Intl Airport, while EAS stands for San Sebastián Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Boston to San Sebastian that include extra baggage allowance?

    The amount of baggage you can bring on your Boston to San Sebastian flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Boston to San Sebastian with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to San Sebastian flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • Can I find deals for flights from Boston to San Sebastian that allow pets onboard?

    Many airlines flying from Boston to San Sebastian offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Boston to San Sebastian?

    Yes, you can often find last-minute deals on Boston to San Sebastian flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Boston to San Sebastian flight deals updated?

    The Boston to San Sebastian flight deals you see on this page were last updated on 6/2.

See more FAQs

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Alternative routes for Boston 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 Boston to San Sebastian

Discover the top 2 airlines that operate flights from Boston 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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$607Average$796FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest$637Average$930FlexibilityNo cancel feeOn-time77%
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Search flights from Boston to San Sebastian by cabin class

Find flights from Boston to San Sebastian, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to San Sebastian?

Deals for Boston to San Sebastian flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to San Sebastian?

Cheapflights helps you find that perfect flight to San Sebastian from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to San Sebastian with no change fees?

Need flexible booking options for your flight to San Sebastian from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to San Sebastian become cheaper?

Not ready to book yet? You can track prices for flights from Boston to San Sebastian on Cheapflights with our Price Alert feature and get notified when better prices are available.

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