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Cheap flights from Boston (BOS) to San Sebastian (EAS) from $389

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 10/5. 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. 11 — jun. 181
From?
To?
mar. 6/11
mar. 6/18
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 junio 6, 2024.

Popular in

March

Cheapest in

October

Average price

$1,229

Round-trip from

$571
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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Average for round-trip flights in June 2024
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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 Boston to San Sebastian flights in June & July 2024

Find cheap flight options from Boston to San Sebastian specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.
Check out some of the best flight deals from Boston to San Sebastian in 2024. For more flight deals, be sure to check back very soon.
vie. 7/54:40 pmBOS - EAS
1 stop10h 00mAmerican Airlines
vie. 7/121:40 pmEAS - BOS
2 stops16h 05mAmerican Airlines
Deal found 6/5$723
vie. 7/56:20 amBOS - EAS
2 stops20h 20mAmerican Airlines
vie. 7/121:40 pmEAS - BOS
2 stops15h 00mAmerican Airlines
Deal found 6/5$727
vie. 7/54:40 pmBOS - EAS
1 stop10h 00mAmerican Airlines
vie. 7/129:20 amEAS - BOS
1 stop11h 45mAmerican Airlines
Deal found 6/5$776
vie. 7/57:15 pmBOS - EAS
3 stops30h 50mMultiple Airlines
vie. 7/125:55 pmEAS - BOS
3 stops30h 05mMultiple Airlines
Deal found 6/5$1,380
vie. 7/57:15 pmBOS - EAS
3 stops30h 50mMultiple Airlines
vie. 7/125:55 pmEAS - BOS
2 stops30h 05mMultiple Airlines
Deal found 6/5$1,387
jue. 7/412:15 amBOS - EAS
2 stops26h 25mAvianca
vie. 7/129:30 pmEAS - BOS
2 stops31h 19mAvianca
Deal found 6/5$2,057
jue. 7/412:15 amBOS - EAS
2 stops26h 25mMultiple Airlines
vie. 7/129:30 pmEAS - BOS
1 stop23h 35mMultiple Airlines
Deal found 6/5$6,431

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 3,050,429 searches. Data last updated junio 6, 2024.
Check out some of the best flight deals from Boston to San Sebastian in 2024. For more flight deals, be sure to check back very soon.
mar. 10/2912:25 amBOS - EAS
1 stop26h 30mVueling
mar. 11/198:30 amEAS - BOS
1 stop19h 10mVueling
Deal found 6/5$437
dom. 10/2010:55 pmBOS - EAS
1 stop12h 25mMultiple Airlines
mar. 11/58:30 amEAS - BOS
1 stop19h 10mMultiple Airlines
Deal found 6/5$459
dom. 10/2010:55 pmBOS - EAS
1 stop12h 25mVueling
mar. 11/58:30 amEAS - BOS
1 stop19h 10mVueling
Deal found 6/5$460
jue. 10/3112:25 amBOS - EAS
1 stop26h 30mVueling
jue. 11/148:30 amEAS - BOS
1 stop19h 10mVueling
Deal found 6/5$478
mié. 10/3011:59 amBOS - EAS
2 stops15h 41mIberia
mar. 11/199:20 amEAS - BOS
1 stop11h 50mIberia
Deal found 6/5$497
mar. 10/295:55 pmBOS - EAS
1 stop14h 05mAmerican Airlines
lun. 11/181:40 pmEAS - BOS
1 stop31h 30mAmerican Airlines
Deal found 6/5$503
mié. 10/301:32 pmBOS - EAS
2 stops14h 08mAmerican Airlines
mar. 11/191:40 pmEAS - BOS
2 stops14h 17mAmerican Airlines
Deal found 6/5$507
mar. 10/295:51 amBOS - EAS
2 stops21h 49mAmerican Airlines
lun. 11/181:40 pmEAS - BOS
1 stop31h 30mAmerican Airlines
Deal found 6/5$509
dom. 10/204:40 pmBOS - EAS
1 stop10h 00mMultiple Airlines
mar. 11/59:30 pmEAS - BOS
2 stops27h 13mMultiple Airlines
Deal found 6/6$513

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 3,050,429 searches. Data last updated junio 6, 2024.
Users traveling one-way from Boston to San Sebastian can select one of these great deals. For those needing a return trip from Boston, there is a search form available above.
sáb. 10/57:15 pmBOS - EAS
3 stops31h 25mMultiple Airlines
Deal found 6/4$389
sáb. 10/59:00 pmBOS - EAS
2 stops33h 55mMultiple Airlines
Deal found 6/4$419
sáb. 7/135:45 pmBOS - EAS
2 stops56h 55mIberia
Deal found 6/5$521
mar. 7/94:40 pmBOS - EAS
1 stop14h 20mIberia
Deal found 6/5$529
mar. 7/97:18 amBOS - EAS
2 stops19h 22mIberia
Deal found 6/5$534
mié. 7/312:17 pmBOS - EAS
2 stops38h 23mAmerican Airlines
Deal found 6/5$582
sáb. 10/54:40 pmBOS - EAS
1 stop10h 00mAmerican Airlines
Deal found 6/4$583
mié. 6/194:10 pmBOS - EAS
3 stops36h 45mMultiple Airlines
Deal found 6/5$617
sáb. 7/134:40 pmBOS - EAS
1 stop10h 00mIberia
Deal found 6/5$630

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 3,050,429 searches. Data last updated junio 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$437 - $633

Route

Depart

Return

Price

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

mar. 10/29

1 stop26h 30m

San Sebastián

mar. 11/19

1 stop19h 10m

$437

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

dom. 10/20

1 stop12h 25m

San Sebastián

mar. 11/5

1 stop19h 10m

$459

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

dom. 10/20

1 stop12h 25m

San Sebastián

mar. 11/5

1 stop19h 10m

$460

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

mié. 10/30

2 stops15h 41m

San Sebastián

mar. 11/19

1 stop11h 50m

$497

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

mar. 10/29

1 stop14h 05m

San Sebastián

lun. 11/18

1 stop31h 30m

$503

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

mié. 10/30

2 stops14h 08m

San Sebastián

mar. 11/19

2 stops14h 17m

$507

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

dom. 10/20

1 stop10h 00m

San Sebastián

mar. 11/5

2 stops27h 13m

$513

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

dom. 10/20

1 stop14h 20m

San Sebastián

mar. 11/5

1 stop19h 10m

$516

Boston Logan IntlSan Sebastián

BOS - EAS

BOSEAS

Boston Logan Intl

jue. 11/7

2 stops40h 50m

San Sebastián

lun. 11/11

2 stops30h 20m

$633

Flights are sorted by cheapest first

Deals found on 6/5

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 June 2, 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 junio 6, 2024.
Read reviews from past customers who have flown Iberia, American Airlines and Vueling from Boston to San Sebastian. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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
3,599 reviews
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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
14,227 reviews
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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
2,720 reviews
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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
1,400 reviews
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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
6,754 reviews
Avianca
7.5
Good
3,599 reviews

Boarding

7.6

Overall

7.5

Comfort

7.3

Entertainment

6.7

Food

6.3

Crew

7.9

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 $500 on Cheapflights?

    Yes, there are multiple flights from Boston to San Sebastian for under $500. The cheapest flight booked recently is on Vueling for just $437, but on average you can expect to pay $530.

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

    Currently priced at $437, Vueling will fly you from Boston to San Sebastian and back. In addition to Vueling, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and American Airlines - these airlines can fly you to your destination from $497 and $503, respectively. Vueling is priced at 53% 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?

    $521 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on American Airlines and Vueling, with prices starting from $582 and $1,050, 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 6/6.

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 3,050,429 searches. Data last updated junio 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$607Average$796FlexibilityNo cancel feeOn-time71%
IberiaCheapest$637Average$930FlexibilityNo cancel feeOn-time77%
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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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