On this page, you can find and book flights from Denver to San Jose. This 3,898 km route is served approximately once a week, providing a steady connection between the USA and Costa Rica.
Flights on this route are operated by United Airlines. Ticket prices are dynamic, so we recommend using the low-price calendar and the price trend chart on this page to find the best deals.
Below is a calendar of the lowest flight ticket prices for Denver — San José by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $197 in J, and the most expensive are around $315 in r. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Denver → San José, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $352 | high | May | $267 | low | Sep | $231 | low |
| Feb | $364 | high | Jun | $255 | low | Oct | $243 | low |
| Mar | $364 | high | Jul | $340 | high | Nov | $267 | low |
| Apr | $316 | medium | Aug | $303 | medium | Dec | $376 | high |
Some values are estimated based on seasonality.
The climate in San Jose is relatively stable; however, the highest temperatures are recorded in April (up to 25.2°C). October is the wettest period, with peak rainfall exceeding 550 mm.
The lowest flight cost was recorded in January, starting $197. December is traditionally the most expensive month to fly, with prices rising to $301.
January is considered the optimal time for a trip, as this month combines affordable prices with moderate humidity. It is best to avoid the period from May to November due to heavy seasonal rains.
United Airlines provides regular service on the flight route from Denver to San Jose. Flights operate approximately once a week, so we recommend planning your purchase in advance. Detailed information on departure times, direct flight availability, and the current schedule can be found in the interactive list below.
Flights Denver — San José depart from Denver International Airport and Centennial Airport and arrive at Juan Santamaria International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
A direct flight on this 3,898 km route takes an average of 4 hours and 40 minutes. The exact time depends on the specific flight and weather conditions on the way to Costa Rica.
United Airlines operates regular flights from Denver. Connecting flights via other major US hubs are also available.
Flights arrive at San Jose International Airport (SJO). Information on how to get to the city can be found on our website.
Ticket prices change constantly depending on demand and seasonality. The best deals are typically available in January and November; check the price chart on this page for current data.
Yes, direct flights exist, but they are not daily. Flights operate approximately once a week, so it is important to check the schedule for your specific dates.
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