Cheap Flights from Boston to San Jose from S$ 217

Frequently Asked Questions

• Which airlines offer the cheapest flights from Boston (BOS) to San Jose (SJO)?

  Based on Trip.com data, American Airlines offers one-way fares as low as S$ 217 on Cheapest nonstop routes (e.g. BOS to SJO on Mon, Aug 24), while Copa Airlines offers Cheapest nonstop round-trips from S$ 548 departing on Sat, Aug 15 and returning on Sat, Aug 22.

• Which airlines offer flights from Boston to San Jose?

  At the moment, several airlines serve connecting flights from Boston to San Jose, including: United Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Boston to San Jose?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boston to San Jose is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Boston to San Jose?

  To find best deals on flights from Boston to San Jose, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Aug 24, with one-way flights priced at just S$ 217.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for San Jose travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Boston to San Jose to get the best price?

  The cheapest months to fly from Boston to San Jose is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Boston to San Jose?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Boston to San Jose on July 14, 2026 with American Airlines, with prices starting at S$ 277.

• Which airports can I fly through when travelling to San Jose from Boston?

  You can land at any one of the following hubs in San Jose, with Boston Logan International Airport to Juan Santamaría International Airport (BOS-SJO) is by far the most common option on this route: Juan Santamaría International Airport (SJO) Tobias Bolaños International Airport (SYQ).

• What is the time difference between Boston and San Jose?

  The time difference between San Jose and Boston is 1h.

• How can I change or cancel my flight ticket from Boston to San Jose?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.