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Cheap flights from San José to Boston

SJO — BOS
23 Sep — 30 Sep1
1 adult
1 adult, Economy, 0 bags

Find flight deals from San José to Boston

Popular in

July

Cheapest in

January

Average price

C$ 614
Highest demand for flights based on searches. 20% potential increase in price (C$ 195 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 26 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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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

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 to Boston?

To ensure you get the cheapest price possible for a flight from San José to Boston, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San José to Boston (average of C$ 430). Flying from San José to Boston in July is currently the most expensive (average of C$ 737). 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.

Related info for your journey

  • 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 to Boston?

    Currently, January is the cheapest month in which you can book a flight from San José to Boston (average of C$ 430). Flying from San José to Boston in July is currently the most expensive (average of C$ 737). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Old Orchard Beach
Cape Elizabeth
Hampton
Merrimack
Ogunquit
Saugus
Revere
Braintree
Milford
Waltham
Watertown
Warwick
Lawrence
Pawtucket
Seekonk
Foxborough
Nashua
Kittery

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from San José to Boston?

When you search for this flight from San José to Boston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San José to Boston?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San José to Boston.

Can Cheapflights find flights from San José to Boston with no change fees?

Yes! Cheapflights helps users easily find flights from San José to Boston with no change fees.

Can Cheapflights notify me if prices for flights from San José to Boston become cheaper?

Yes! Start tracking prices for San José to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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