July is the cheapest month to fly this route, with average fares around $282 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $305 | $262 | ||
| June 2026 | $322 | $262 | Peak | |
| July 2026 | $282 | $257 | Best | |
| August 2026 | $292 | $250 |
Departing on Wednesday offers the lowest average fares at $278. Sunday departures are the most expensive at $364, a difference of $86.
The best time to fly is July. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from New York to San Jose is July, with average round-trip fares around $282. The lowest fare found in July is $257.
Wednesday departures are the cheapest, averaging $278 round trip. The most expensive day is Sunday at $364.
Based on current pricing trends, booking for July travel offers the best value. Avoid June if possible, as fares average $322 compared to $282 in the cheapest month. May is a solid middle-ground option at $305.
Flying in July instead of June can save you approximately $40 per round trip. The cheapest month averages $282 while the most expensive averages $322.
Airlines, flight times, price calendar, and more for New York to San Jose
View JFK → SJO Details