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San José

$106+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SJO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 October, 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 June 12, 2025.

Round-trip from

$292
(Cheapflightsfares)

One-way from

$106
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$552
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. 13% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 7/86:15 amBOS - SJO
1 stop7h 04mSpirit Airlines
Wed 7/1612:16 pmSJO - BOS
1 stop9h 32mSpirit Airlines
Deal found 6/11$292
This Copa Airlines deal was found by Cheapflights users on 6/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:36 pmBOS - SJO
1 stop18h 25mCopa Airlines
Sun 12/74:13 amSJO - BOS
1 stop13h 07mCopa Airlines
Deal found 6/11$311
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:25 amBOS - SJO
1 stop7h 30mJetBlue
Wed 9/171:00 pmSJO - BOS
1 stop8h 59mJetBlue
Deal found 6/12$315
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 7/86:15 amBOS - SJO
1 stop7h 04mMultiple Airlines
Mon 7/145:10 pmSJO - BOS
1 stop13h 27mMultiple Airlines
Deal found 6/10$324
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/115:50 amBOS - SJO
1 stop16h 35mAir Canada
Wed 6/188:00 amSJO - BOS
1 stop23h 55mAir Canada
Deal found 6/10$420
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.
Tue 9/25:54 amBOS - SJO
2 stops9h 46mAmerican Airlines
Wed 9/176:00 amSJO - BOS
2 stops11h 42mAmerican Airlines
Deal found 6/12$436
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Sun 8/244:50 pmBOS - SJO
1 stop8h 45mAvianca
Thu 8/284:20 pmSJO - BOS
2 stops20h 35mAvianca
Deal found 6/11$444

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 June 12, 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

Tue 7/8

6:15 am-11:19 am

1 stop7h 04m

San José Juan Santamaria Intl

Wed 7/16

12:16 pm-11:48 pm

1 stop9h 32m

$292

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 9/4

3:49 pm-8:20 am

1 stop18h 31m

San José Juan Santamaria Intl

Tue 9/23

5:52 am-7:22 pm

1 stop11h 30m

$311

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 9/2

6:25 am-11:55 am

1 stop7h 30m

San José Juan Santamaria Intl

Wed 9/17

1:00 pm-11:59 pm

1 stop8h 59m

$315

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 7/8

6:15 am-11:19 am

1 stop7h 04m

San José Juan Santamaria Intl

Mon 7/14

5:10 pm-8:37 am

1 stop13h 27m

$324

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 9/2

5:54 am-1:40 pm

2 stops9h 46m

San José Juan Santamaria Intl

Wed 9/17

6:00 am-7:42 pm

2 stops11h 42m

$436

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 8/24

4:50 pm-11:35 pm

1 stop8h 45m

San José Juan Santamaria Intl

Thu 8/28

4:20 pm-2:55 pm

2 stops20h 35m

$444

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 6/29

6:15 am-11:19 am

1 stop7h 04m

$106

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 7/16

6:35 am-11:55 am

1 stop7h 20m

$145

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 6/26

9:44 am-11:15 pm

3 stops15h 31m

$150

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 9/3

5:20 am-6:55 pm

2 stops15h 35m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 results
1
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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 June 9, 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 $555). 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 June 12, 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.

Rainfall in San José by month

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

In terms of precipitation, rainfall in San José, San José Province ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José, San José Province when rainfall is around 0.0 in.

Temperature in San José by month

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

If weather is an important factor for your trip to San José, San José Province, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

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 June 12, 2025.
To help decide which airline to fly from Boston to San José, see what other customers have to say about Southwest, Copa Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Copa Airlines
7.5
Good
1,451 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • 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 $292. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and JetBlue, with the lowest prices starting at $311 and $323, respectively. Spirit Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Boston to San José, San José Province one-way?

    The cheapest airlines for a one-way flight from Boston to San José, San José Province are Spirit Airlines ($106), JetBlue ($145), and Southwest ($183).

  • 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 $24 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 Bayside Marketplace more than any other notable places. Wynwood Art District, Bayfront Park, and Bayside Marketplace can be visited by traveling about 5.5 mi, 6.4 mi, and 6.4 mi respectively from Miami. Those on a layover in Miami in need of a rental car can book one at Miami for about $21.

  • 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 $11 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. San Salvador sees the second fewest layovers for non-direct flights flying from Boston to San José, San José Province. Orlando 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 $555). 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

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$242Average$422FlexibilityNo cancel feeOn-time65%
FrontierCheapest$264Average$543FlexibilityNo cancel feeOn-time62%
AviancaCheapest$288Average$534FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$299Average$558FlexibilityNo cancel feeOn-time70%
DeltaCheapest$353Average$485FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$371Average$535FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$374Average$613FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$391Average$667FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$590Average$786FlexibilityNo cancel feeOn-time63%

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