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San José

$74+ Cheap flights from Boston (BOS) to San José (SJO)

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 — SJO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to San José Juan Santamaria Intl are usually found in September or May, booked 20 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Boston to San José

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San José (SJO). 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 17, 2025.

Round-trip from

$224
(Cheapflightsfares)

One-way from

$74
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$403
From Boston Logan Intl to San José Juan Santamaria Intl
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One-way flight from Boston Logan Intl to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 10% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 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 Boston to San José

Cheapest flights from Boston to San José
Explore the most affordable flight options available from Boston to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/286:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 11/41:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$224
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 10/146:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Fri 10/2412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/17$225
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Wed 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Wed 10/2212:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$228
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/46:10 amBOS - SJO
1 stop7h 04mSpirit Airlines
Sat 10/1112:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/17$231
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 10/76:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 10/1412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$235
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Wed 10/226:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Mon 10/2712:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$239
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/303:00 pmBOS - SJO
2 stops21h 27mSpirit Airlines
Wed 10/812:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$240
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/36:10 amBOS - SJO
1 stop7h 04mSpirit Airlines
Sat 10/1112:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/17$242
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Thu 10/3012:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$243
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Mon 10/208:24 pmBOS - SJO
1 stop17h 06mSpirit Airlines
Fri 10/2412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$244

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to San José 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 17, 2025.
Use the filters below to find and compare flights from Boston to San José that are best for you.

Fly from

Boston

Fly to

San José

Route

Depart

Return

Price

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/23

3:49 pm-7:30 am

1 stop17h 41m

San José Juan Santamaria Intl

Mon 11/3

10:08 am-10:03 pm

1 stop10h 55m

$246

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/16

3:49 pm-9:04 am

1 stop19h 15m

San José Juan Santamaria Intl

Thu 10/23

10:58 am-10:53 pm

1 stop9h 55m

$246

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 11/18

2:42 pm-7:33 am

1 stop17h 51m

San José Juan Santamaria Intl

Thu 12/4

11:00 am-10:03 pm

1 stop10h 03m

$247

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 1/20

7:00 am-4:08 pm

1 stop10h 08m

San José Juan Santamaria Intl

Tue 1/27

2:00 pm-12:03 am

1 stop9h 03m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sat 12/13

8:29 pm-8:52 am

1 stop13h 23m

San José Juan Santamaria Intl

Wed 12/24

2:06 pm-11:53 pm

1 stop8h 47m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 1/7

8:29 pm-8:53 am

1 stop13h 24m

San José Juan Santamaria Intl

Sat 1/17

10:00 am-7:18 pm

1 stop8h 18m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 12/14

7:40 pm-8:52 am

1 stop14h 12m

San José Juan Santamaria Intl

Tue 12/23

9:38 am-11:25 pm

1 stop12h 47m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 2/4

7:00 am-4:08 pm

1 stop10h 08m

San José Juan Santamaria Intl

Wed 2/11

2:00 pm-12:03 am

1 stop9h 03m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sat 1/31

8:29 pm-8:53 am

1 stop13h 24m

San José Juan Santamaria Intl

Sat 2/7

2:00 pm-12:03 am

1 stop9h 03m

$252

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 12/14

8:29 pm-8:52 am

1 stop13h 23m

San José Juan Santamaria Intl

Wed 12/24

2:06 pm-11:53 pm

1 stop8h 47m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Boston to San José

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

Cheapflights Insights

Everything you need to know about your flight from Boston to San José

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to San José. Price data was last updated on September 12, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to San José, San José Province. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Boston to San José, San José Province (average of $398). Flying from Boston to San José, San José Province in March is currently the most expensive (average of $554). 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 BOS to SJO?

Find hourly flight availability from Boston to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

One of the essential ways to save on airfare from Boston to San José, San José Province is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

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

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

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

How much does it cost to fly round-trip from Boston to San José, San José Province?

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 José. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with Copa Airlines, United Airlines, and American Airlines from Boston to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Copa Airlines
7.6
Good
1,533 reviews
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
United Airlines
7.4
Good
8,926 reviews
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
JetBlue
7.2
Good
2,914 reviews
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Spirit Airlines
6.3
Okay
8,023 reviews
Copa Airlines
7.6
Good
1,533 reviews

Overall

7.6

Boarding

7.8

Food

6.8

Comfort

7.4

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Related info for your journey

Find useful and relevant information for your journey from Boston to San José. 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 Boston to San José, San José Province?

    A quick flight from Boston to San José, San José Province can take about 10h 08m. Copa Airlines provides one of the quickest options available for as low as $252. Airlines will cover a distance of 2373 mi. This flight may include one or multiple stops.

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

    Flying on Spirit Airlines is currently your cheapest option to San José, San José Province, with prices starting at $238. Additional round-trip tickets that might be worth considering are offered by Avianca and Frontier, with the lowest prices starting at $289 and $297, respectively. Spirit Airlines is 55% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Most of the time, Boston to San José, San José Province flights that have layovers will stop in Fort Lauderdale. Miami follows Fort Lauderdale in terms of the most common layover location on Boston to San José, San José Province flights. Miami is followed by Panama City in terms of the most popular layover location for Boston to San José, San José Province flights.

  • 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 currently the most popular points of interest in Fort Lauderdale at the moment. Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park can be visited by traveling about 4.1 mi, 2.1 mi, and 4.2 mi respectively from Fort Lauderdale. Travelers in need of a car in Fort Lauderdale can rent one for about $22 per day.

  • What are some popular points of interest to see during a layover in Miami?

    Miami travelers tend to visit Wynwood Art District, Bayfront Park, and Kaseya Center more than any other notable places. Wynwood Art District, Bayfront Park, and Kaseya Center can be visited by traveling about 5.5 mi, 6.4 mi, and 6.2 mi respectively from Miami. Those on a layover in Miami in need of a rental car can book one at Miami for about $24.

  • What are points of interest worth seeing during a layover in Panama City?

    Panama Old Cathedral, Amador Causeway, and Panama Canal are the most popular attractions in Panama City if you're in need of something to do during your layover. Those on a layover in Panama City interested in visiting Panama Old Cathedral, Amador Causeway, or Panama Canal can do so by traveling 13.2 mi, 14.7 mi, and 15.1 mi, respectively from Panama City Tocumen Intl. Travelers in need of a car in Panama City can rent one for about $12 per day.

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

    Boston to San José, San José Province flights have a layover in Charlotte the least frequently. Orlando sees the second fewest layovers for non-direct flights flying from Boston to San José, San José Province. San Salvador comes in third to last in terms of the least popular layover locations on Boston to San José, San José Province flights.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Boston to San José, San José Province (average of $398). Flying from Boston to San José, San José Province in March is currently the most expensive (average of $554). 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 José?

Book flights to San José if you plan to visit one of these locations
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

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Top 9 airlines flying from Boston to San José

Discover the top 9 airlines that operate flights from Boston to San José. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$238Average$421FlexibilityNo cancel feeOn-time65%
AviancaCheapest$289Average$538FlexibilityNo cancel feeOn-time71%
FrontierCheapest$297Average$649FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$315Average$572FlexibilityNo cancel feeOn-time70%
DeltaCheapest$343Average$486FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$367Average$609FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$370Average$546FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$385Average$664FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$590Average$748FlexibilityNo cancel feeOn-time63%

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