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Cheap flights Boston — San Jose

Boston (BOS, US) San Jose (SJO, CR)
from $269 3 823 km ~5h 2 flights found 2 airlines cheapest on Thursday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $269 on 31.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 2 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
31 Dec 2026, Thu
jetBlue B6 1169
15:34
BOS Logan International Airport
22:11
SJO Juan Santamaria International Airport
6h 37m 1 stop
Farera
$269
View this ticket
26 Nov 2026, Thu
United Airlines UA 340
21:32
BOS Logan International Airport
05:52
SJO Juan Santamaria International Airport
8h 20m 1 stop
Vayama
$270
View this ticket
Route characteristics
Distance
3 823 km
Flight time
5h
Time difference
-2h
Minimum price
from $269 (31.12.2026)
Average price
$270
Maximum price
$270
Cheapest day
Thursday
Departure airports (1)
BOS Logan International Airport
Arrival airports (1)
SJO Juan Santamaria International Airport
Airlines (2)
B6 jetBlue UA United Airlines
Agencies (2)
Farera Vayama
Price trend by month
November 2026
from $270
avg $270
1 flights
December 2026
from $269
avg $269
1 flights
Airlines — cheapest prices 2
jetBlue
jetBlue
Low-cost 1 flights · 1 days
$269
United Airlines
United Airlines
1 flights · 1 days
$270
Where to buy tickets 2
Farera
1 tickets · 1 days
from $269
Vayama
1 tickets · 1 days
from $270
Airports

From — Boston (1)

  • BOS Logan International Airport

To — San Jose (1)

  • SJO Juan Santamaria International Airport
Other destinations from Boston
Nantucket
US
Albany
US
Augusta
US
Bar Harbor
US
Hyannis
US
Lebanon
US
Martha's Vineyard
US
Provincetown
US
Rockland
US
Rutland
US
Saranac Lake
US
Dallas
US · Hub
Frequently asked questions about the route Boston — San Jose
How long is the flight from Boston to San Jose?
Approximate flight time — 5h. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Boston to San Jose?
The straight-line distance — 3 823 km.
How much do flights from Boston to San Jose cost?
The minimum price over 3 months — from $269 on 31.12.2026.
What is the average ticket price?
The average price — $270. Range: $269 — $270.
What is the time difference between Boston and San Jose?
The difference — -2h.
From which airports does Boston operate flights?
From Boston: BOS (Logan International Airport).
To which airports in San Jose do flights arrive?
To San Jose: SJO (Juan Santamaria International Airport).
Which airlines fly this route?
This route is served by 2 airlines: jetBlue, United Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Thursday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Boston — San Jose

Flights Boston — San Jose is a popular route. The straight-line distance is 3 823 km. Flight time 5h. Time difference -2h.

From Boston (BOS) flights depart from 1 airport: BOS. To San Jose (SJO) — 1 arrival airport: SJO.

2 airlines operate on this route: jetBlue, United Airlines.

The minimum price for the next 3 months — from $269 (31.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $270, ranging from $269 to $270. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Thursday.

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