Cheap Flights from Denver International to San Jose Juan Santamaria

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Flight deals from Denver International to San Jose Juan Santamaria

Looking for a cheap last-minute deal or the best return flight from Denver International to San Jose Juan Santamaria? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver International to San Jose Juan Santamaria

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to San Jose Juan Santamaria flights are currently cheapest in September.

Direct flights from Denver International to San Jose Juan Santamaria

Denver International to San Jose Juan Santamaria: Alternative routes

Compare routes from Denver International to San Jose below. You may find an airport to fly into that's cheaper, faster, or easier than San Jose Juan Santamaria.

Denver to San Jose: Flight information

The things to know before you go.
Cheapest flight found195 €
Cheapest month to flySeptember
Average flight time5 hrs, 16 mins
Most popular airlineUnited
Average flights per week4

Finding cheap flights from Denver International to San Jose Juan Santamaria: Frequently asked questions

The best price we found for a return flight from Denver International to San Jose Juan Santamaria is 195 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 16 minutes is the average flight time from Denver International to San Jose Juan Santamaria.
United and Southwest Airlines fly direct from Denver International to San Jose Juan Santamaria.
As of June 2025, there are 4 flights per week flying from Denver International to San Jose Juan Santamaria.
The cheapest month to fly from Denver International to San Jose Juan Santamaria is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to San Jose Juan Santamaria Airport on Tuesday, 16 September 2025.
Yes – the average flight time is 5 hours and 16 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Jose Juan Santamaria but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Jose is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines and United offer the cheapest flight tickets to San Jose Juan Santamaria.

Travelling from Denver International Airport (DEN) to Juan Santamaria International Airport (SJO): what you need to know

  • Book a direct flight from Denver International Airport to Juan Santamaria International Airport and you'll be in the air for an average of 5 hours 20 minutes.

  • Denver and San Jose share the same timezone, UTC-6.

  • Leave enough time to catch your DEN to SJO flight. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak month like July? Major public holidays and other high seasons can mean longer lines and delays at security. Play things extra safe and arrive up to four hours before an international flight and two hours before domestic departures.

  • Travelling to San Jose (and then seeing more of Costa Rica!) is a cinch with United Airlines. This popular carrier offers direct flights from Denver International Airport to Juan Santamaria International Airport.

  • The majority of travellers choose to fly with United Airlines on this route.

  • With 70.59% of its services landing on schedule, United Airlines is the most punctual carrier offering DEN to SJO flights.

  • Consider adding a stopover when booking your ticket from Denver International Airport to Juan Santamaria International Airport. Simply uncheck 'Direct flights only' to break up your journey, or even explore someplace new along the way. Here are some options between DEN and SJO:

    • George Bush Intercontinental Airport

    • Dallas/Fort Worth International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Juan Santamaria International Airport (SJO)

  • Currently, 108 € is the lowest price we've found for a one-way Denver International Airport to Juan Santamaria International Airport flight. The best price for a return plane ticket is 195 €. Bear in mind that fares can change due to availability at the time of booking.

  • Book six months before travelling. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from DEN to SJO.

  • May is the cheapest month for flights from Denver International Airport to Juan Santamaria International Airport. If you need to fly during a different time of year, the 'Whole month' tool will give you the lowest prices across every month.

  • There's no need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll notify you the moment the price changes on cheap flights from DEN to SJO.

  • Pick your preferred departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Denver International Airport to Juan Santamaria International Airport.

Handy information about Denver International Airport (DEN)

  • DEN is located at 8500 Pena Boulevard.

  • Denver International Airport maintains a strong on-time performance, so you're less likely to experience disruptions. Departures from DEN land on schedule 80.23% of the time.

  • To get to Denver International Airport from central Denver, it takes around 35 minutes if you're planning to drive. This depends on traffic though. It's approximately 40 kilometres from the airport to the city centre.

  • Planning to take public transport? Expect a journey time of around 1 hour 30 minutes.

  • Want a place to stay before your flight from Denver International Airport to Juan Santamaria International Airport? Check out Baymont by Wyndham Denver International Airport. Get a good night's sleep here before heading to DEN.

Arriving at Juan Santamaria International Airport (SJO)

  • If you're getting in on a late Denver International Airport to Juan Santamaria International Airport flight, few things beat the convenience of being near the terminal. Grab your suitcases from the carousel and then be showered and resting shortly after at one of these options near SJO:

  • Grab a Juan Santamaria International Airport rental car and explore San Jose and beyond with your own wheels. NextCar, Europcar and Dollar are popular outlets you can book with here.

  • Lock in the best deal by booking your vehicle from Juan Santamaria International Airport around three weeks before your departure date.

Getting from Juan Santamaria International Airport (SJO) to central San Jose

  • From Juan Santamaria International Airport, San Jose is approximately 18 kilometres away. It takes around 20 minutes to reach the centre by car.

  • If you're taking public transport, expect a journey of about 2 hours 20 minutes.

When to fly to Juan Santamaria International Airport (SJO)

  • The quietest month for a flight from Denver International Airport to Juan Santamaria International Airport is May, while July is the most popular. Pick the best time to go to San Jose based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Book your flight from Denver International Airport to Juan Santamaria International Airport for March if you want to go to San Jose during its warmest month. You can expect temperatures of between 12ºC (54ºF) and 29ºC (84ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from DEN to SJO in January. Average temperatures are between 12ºC (54ºF) and 26ºC (79ºF) then.

Explore more of Costa Rica

  • Limon is just one of the many places in Costa Rica waiting to be explored once you've seen San Jose. Around 113 kilometres away to the east, its best attractions include Veragua Rainforest Park, Playa Bonita and Cruise Pier Puerto Limon.

  • If you're eager to discover another side of Costa Rica, consider Alajuela, about 18 kilometres north-west of San Jose. La Perla Park, Los Duendes Park and Finca El Soto are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.