S$191 Cheap Flights from Boston to San José

View S$191 flight on Tue, 13 Jan, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Juan Santamaria Intl. Airport (SJO)

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Cheap Flights from Boston to San José (BOS-SJO)

Prices were available within the past 7 days and start at S$191 for one-way flights and S$423 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$423 Return, found 2 days ago
S$423
Return
found 2 days ago
Select Delta flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$423 found 2 days ago
American Airlines
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$473 Return, found 2 days ago
S$473
Return
found 2 days ago
Select American Airlines flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$473 found 2 days ago
Delta
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$475 Return, found 2 days ago
S$475
Return
found 2 days ago
Select Delta flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$475 found 2 days ago
American Airlines
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$481 Return, found 2 days ago
S$481
Return
found 2 days ago
Select American Airlines flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$481 found 2 days ago
Delta
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$482 Return, found 2 days ago
S$482
Return
found 2 days ago
Select Delta flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$482 found 2 days ago
Delta
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$493 Return, found 2 days ago
S$493
Return
found 2 days ago
Select Delta flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$493 found 2 days ago
American Airlines
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$496 Return, found 2 days ago
S$496
Return
found 2 days ago
Select American Airlines flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$496 found 2 days ago
Copa
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$506 Return, found 2 days ago
S$506
Return
found 2 days ago
Select Copa flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$506 found 2 days ago
United
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$622 Return, found 2 days ago
S$622
Return
found 2 days ago
Select United flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$622 found 2 days ago
Air Canada
Tue, 13 Jan - Thu, 22 Jan
BOS
Boston
SJO
San José
S$939 Return, found 2 days ago
S$939
Return
found 2 days ago
Select Air Canada flight, departing Tue, 13 Jan from Boston to San José, returning Thu, 22 Jan, priced at S$939 found 2 days ago

Find the cheapest month to fly from Boston (BOS) to San José (SJO)

September is typically the cheapest month to fly

From S$284 - S$440 per traveller.

Graph displaying average flight prices per month

Boston to San José route information
Origin airport
Logan Intl.
Destination airport
Juan Santamaría Intl.
Return price
S$422
Distance
3798 km

Perfect flights from Boston to San José

Your Journey from Boston to San José

Start your unforgettable journey with Expedia. Our broad selection of flights from Boston to San José caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, Copa, American Airlines, United, avianca, Air Canada. Our selection of flights from Logan Intl. to Juan Santamaría Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Boston to San José Flights

Experience the joy of finding cheap flights from Logan Intl. to Juan Santamaría Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$191 and roundtrip prices from S$423*.
 

Pre-Flight Essentials

Ensure a smooth journey from Boston to San José with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant San José

Picture yourself stepping off the plane in San José and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Boston to San José Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Boston to San José.
 

Beyond the Flight – Exploring San José

With Expedia, your adventure extends beyond the flight. Explore San José at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Boston to San José with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Boston to San José with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Logan Intl. Airport to Juan Santamaria Intl. Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Logan Intl. Airport (BOS) to Juan Santamaria Intl. Airport (SJO) start from S$423. Book ASAP to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport to Juan Santamaria Intl. Airport (SJO)?
This can differ between airlines, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Logan Intl. Airport (BOS) to Juan Santamaria Intl. Airport (SJO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BOS to Juan Santamaria Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Logan Intl. Airport to Juan Santamaria Intl. Airport (SJO)?
The flight distance between Logan Intl. Airport (BOS) and Juan Santamaria Intl. Airport is 3,800 kilometres. Pack yourself a drink, some snacks and a few good podcasts. Keep yourself entertained and the hours will fly by.
Which airlines fly direct from Logan Intl. Airport (BOS) to Juan Santamaria Intl. Airport?
Currently, no airlines offer flights directly from Logan Intl. Airport (BOS) to Juan Santamaria Intl. Airport. You'll have to book a flight with at least one stop. To get the best connections and price, lock in your airfare well ahead of time.
Are Logan Intl. Airport to Juan Santamaria Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally nab a bargain, with some of the cheapest fares from BOS to Juan Santamaria Intl. Airport (SJO) surfacing a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline releases prices that far in advance.

Explore a world of travel with Expedia

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