August is the cheapest month to fly this route, with average fares around $233 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $274 | $244 | ||
| June 2026 | $280 | $230 | Peak | |
| July 2026 | $236 | $210 | ||
| August 2026 | $233 | $210 | Best |
Departing on Wednesday offers the lowest average fares at $234. Sunday departures are the most expensive at $298, a difference of $64.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Miami to San Jose is August, with average round-trip fares around $233. The lowest fare found in August is $210.
Wednesday departures are the cheapest, averaging $234 round trip. The most expensive day is Sunday at $298.
Based on current pricing trends, booking for August travel offers the best value. Avoid June if possible, as fares average $280 compared to $233 in the cheapest month. May is a solid middle-ground option at $274.
Flying in August instead of June can save you approximately $47 per round trip. The cheapest month averages $233 while the most expensive averages $280.
Airlines, flight times, price calendar, and more for Miami to San Jose
View MIA → SJO Details