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$106+ Cheap flights from San José (SJO) 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Boston Logan Intl are usually found in October or November, booked 43 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from San José to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 September 11, 2025.

Round-trip from

$251
(Kiwi.com)

One-way from

$106
(Cheapflightsfares)

Popular in

April

Cheapest in

October

Average price

$380
From San José Juan Santamaria Intl to Boston Logan Intl
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One-way flight from San José Juan Santamaria Intl to Boston Logan Intl
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Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San José to Boston

Cheapest flights from San José to Boston
Explore the most affordable flight options available from San José to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/2712:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Wed 10/153:00 pmBOS - SJO
2 stops21h 41mSpirit Airlines
Deal found 9/10$251
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Sat 11/85:45 amBOS - SJO
1 stop7h 29mSpirit Airlines
Deal found 9/11$252
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/2912:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Tue 10/146:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Deal found 9/10$253
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 9/2512:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Wed 10/83:00 pmBOS - SJO
2 stops21h 41mSpirit Airlines
Deal found 9/10$254
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Wed 10/223:00 pmBOS - SJO
2 stops21h 41mSpirit Airlines
Deal found 9/10$256
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/2912:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Mon 10/66:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Deal found 9/10$257
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Tue 9/306:10 amBOS - SJO
1 stop7h 04mSpirit Airlines
Deal found 9/11$259
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:19 pmSJO - BOS
1 stop9h 38mSpirit Airlines
Sun 10/56:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Deal found 9/11$260
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Mon 11/36:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Deal found 9/9$261
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2512:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Sun 11/28:24 pmBOS - SJO
1 stop17h 06mSpirit Airlines
Deal found 9/9$262
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Thu 10/306:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Deal found 9/9$263
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 11/121:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Sat 11/155:45 amBOS - SJO
1 stop7h 29mSpirit Airlines
Deal found 9/10$264

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José 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 September 11, 2025.
Use the filters below to find and compare flights from San José to Boston that are best for you.

Fly from

San José

Fly to

Boston

Route

Depart

Return

Price

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 11/7

2:01 pm-11:11 pm

1 stop8h 10m

Boston Logan Intl

Mon 11/17

6:20 am-12:56 pm

1 stop7h 36m

$264

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 10/31

12:35 pm-11:59 pm

1 stop9h 24m

Boston Logan Intl

Sun 11/9

5:45 am-12:14 pm

1 stop7h 29m

$275

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 11/13

2:01 pm-11:11 pm

1 stop8h 10m

Boston Logan Intl

Tue 11/18

6:20 am-12:56 pm

1 stop7h 36m

$275

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 9/23

12:19 pm-11:57 pm

1 stop9h 38m

Boston Logan Intl

Mon 9/29

6:10 am-11:14 am

1 stop7h 04m

$282

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 9/23

12:19 pm-11:57 pm

1 stop9h 38m

Boston Logan Intl

Sun 9/28

6:10 am-11:14 am

1 stop7h 04m

$295

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 10/30

12:35 pm-11:59 pm

1 stop9h 24m

Boston Logan Intl

Sun 11/9

5:45 am-12:14 pm

1 stop7h 29m

$295

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 10/31

12:35 pm-11:16 am

1 stop20h 41m

Boston Logan Intl

Sun 11/9

11:18 am-6:55 pm

2 stops32h 37m

$300

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 10/22

7:55 am-11:59 pm

2 stops14h 04m

Boston Logan Intl

Tue 10/28

10:25 am-6:53 pm

1 stop10h 28m

$309

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 10/30

12:35 pm-11:59 pm

1 stop9h 24m

Boston Logan Intl

Sun 11/9

11:18 am-6:55 pm

2 stops32h 37m

$309

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 10/1

7:55 am-11:59 pm

2 stops14h 04m

Boston Logan Intl

Wed 10/29

9:30 am-10:25 am

2 stops26h 55m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 21 results
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2
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Best time to book a flight from San José to Boston

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

How far ahead should I book a flight from San José, San José Province to Boston?

Use this chart to determine the optimal time to book a round-trip flight from San José to Boston. Price data was last updated on August 29, 2025.

The best time to book flights from San José, San José Province to Boston is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San José, San José Province to Boston?

Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Boston (average of $218). Flying from San José, San José Province to Boston in July is currently the most expensive (average of $311). 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.

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

Find hourly flight availability from San José to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from San José, San José Province to Boston by exploring options for tickets in the afternoon.

What is the cheapest day to fly from San José, San José Province to Boston?

Use this chart to determine the cheapest time to fly round-trip from San José to Boston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San José, San José Province to Boston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 11, 2025.
Read reviews from past customers who have flown Copa Airlines, United Airlines, and American Airlines from San José to Boston. 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.
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring
Copa Airlines
7.6
Good
1,531 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring
United Airlines
7.4
Good
8,937 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring
JetBlue
7.2
Good
2,913 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring
Spirit Airlines
6.3
Okay
8,023 reviews
Copa Airlines
7.6
Good
1,531 reviews

Food

6.8

Boarding

7.8

Overall

7.6

Entertainment

6.8

Crew

8.1

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Juan Pablo,Sep 2025

MEX - PTY

never better, had a very plesent trip to panama, cant say the same thing of my trip, from panama to santa cruz... it was very poor, unconftrable and boring

Related info for your journey

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

  • How long is the flight from San José, San José Province to Boston?

    Airlines like JetBlue and Spirit Airlines fly from San José, San José Province to Boston in about 8h 10m. The time it takes to get you to your destination can typically vary by up to 1h 14m. There are 2373 mi between San José, San José Province and Boston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San José, San José Province to Boston round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Boston, with prices starting at $236. Additional round-trip tickets that might be worth considering are offered by Avianca and Copa Airlines, with the lowest prices starting at $257 and $266, respectively. These flights start at 44% lower than the current average price 3 months from now.

  • Where are the most common layover locations when flying from San José, San José Province to Boston?

    The most popular layover on flights from San José, San José Province to Boston is Fort Lauderdale.

  • What are some popular things to do or see while on a layover in Fort Lauderdale?

    Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park are the most popular attractions in Fort Lauderdale if you're in need of something to do during your layover. Las Olas Beach, Port Everglades and Fort Lauderdale Beach Park are located about 4.1 mi, 2.1 mi, and 4.2 mi, respectively from Fort Lauderdale if you are interested in checking them out. Travelers can book a car rental at Fort Lauderdale for about $23 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for San José, San José Province to Boston flights?

    San José, San José Province to Boston flights have a layover in Panama City the least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 José, San José Province to Boston?

    Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Boston (average of $218). Flying from San José, San José Province to Boston in July is currently the most expensive (average of $311). 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 Boston?

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Alternative routes for San José to Boston

See prices for flight routes from nearby airports that may be better suited for you.
San José to Hartford flights
Liberia to Boston flights
San José to Albany flights
San José to Provincetown flights

Top 8 airlines flying from San José to Boston

Discover the top 8 airlines that operate flights from San José to Boston. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$236Average$332FlexibilityNo cancel feeOn-time65%
AviancaCheapest$257Average$534FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$266Average$430FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$289Average$502FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$298Average$425FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$333Average$471FlexibilityNo cancel feeOn-time69%
DeltaCheapest$349Average$450FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$418Average$418FlexibilityNo cancel feeOn-time67%

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