$163 Cheap Flights from San José (SJO) to Denver (DEN)

View $163 flight on Mon, Dec 22, 2025Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)

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Cheap Flights from San José to Denver (SJO-DEN)

Prices were available within the past 7 days and start at $163 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 24 - Mon, Dec 29
SJO
San José
DEN
Denver
$264 Roundtrip, found 2 hours ago
$264
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Dec 24 from San José to Denver, returning Mon, Dec 29, priced at $264 found 2 hours ago
United
Thu, Jan 22 - Fri, Jan 23
SJO
San José
DEN
Denver
$274 Roundtrip, found 2 hours ago
$274
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Jan 22 from San José to Denver, returning Fri, Jan 23, priced at $274 found 2 hours ago
Southwest Airlines
Fri, Feb 27 - Tue, Mar 3
SJO
San José
DEN
Denver
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Feb 27 from San José to Denver, returning Tue, Mar 3, priced at $279 found 3 days ago
Frontier Airlines
Sat, Feb 14 - Sat, Feb 28
SJO
San José
DEN
Denver
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Feb 14 from San José to Denver, returning Sat, Feb 28, priced at $279 found 1 day ago
American Airlines
Wed, Apr 15 - Sun, May 3
SJO
San José
DEN
Denver
$279 Roundtrip, just found
$279
Roundtrip
just found
Select American Airlines flight, departing Wed, Apr 15 from San José to Denver, returning Sun, May 3, priced at $279 just found
United
Fri, Dec 19 - Fri, Jan 2
SJO
San José
DEN
Denver
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select United flight, departing Fri, Dec 19 from San José to Denver, returning Fri, Jan 2, priced at $280 found 2 days ago
United
Fri, Dec 19 - Mon, Dec 22
SJO
San José
DEN
Denver
$281 Roundtrip, found 9 hours ago
$281
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Dec 19 from San José to Denver, returning Mon, Dec 22, priced at $281 found 9 hours ago
American Airlines
Tue, Apr 7 - Fri, Apr 10
SJO
San José
DEN
Denver
$283 Roundtrip, just found
$283
Roundtrip
just found
Select American Airlines flight, departing Tue, Apr 7 from San José to Denver, returning Fri, Apr 10, priced at $283 just found
Copa
Thu, Apr 30 - Sun, May 3
SJO
San José
DEN
Denver
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day ago
Select Copa flight, departing Thu, Apr 30 from San José to Denver, returning Sun, May 3, priced at $283 found 1 day ago
United
Sun, Feb 1 - Sun, Feb 8
SJO
San José
DEN
Denver
$285 Roundtrip, found 3 hours ago
$285
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Feb 1 from San José to Denver, returning Sun, Feb 8, priced at $285 found 3 hours ago

Find the cheapest month to fly from San José (SJO) to Denver (DEN)

September is typically the cheapest month to fly

From $225 - $536 per traveler.

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $381
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $381
Flights from San José (SJO) to Denver (DEN)
Origin airport
Juan Santamaría Intl.
Destination airport
Denver Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Copa, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United, avianca
Roundtrip price
$263
Distance
2415 mi
Average flight time
4 hours 41 mins

San José to Denver Flights

The cheapest times to fly from San José to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San José to Denver are during the month of December. You can find some of the cheapest flights from San José to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to Denver

Sunday is one of the best days to book for cheap flights from San José to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San José to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San José to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $163 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San José to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San José to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) cost?
Lock in a cheap one-way flight from $163 or cheap return flight from $264 from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
Planning your trip for December is a great way to save, as it's the cheapest month for flights between SJO and DEN. You'll typically find the lowest fares during off-peak months.
Which airlines fly direct from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
When setting off from Juan Santamaria Intl. Airport (SJO), you can jump on a nonstop flight to Denver Intl. Airport (DEN) with United Airlines.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
The cheapest airline to offer flights between Juan Santamaria Intl. Airport (SJO) and Denver Intl. Airport (DEN) will vary based on your travel dates. Southwest Airlines and United Airlines are just some good options offering reasonable prices. Use Expedia's search tool to compare airlines in one place and find the right SJO to DEN flight for your budget.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
On average, you can take your pick of 3 nonstop flights taking off from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) per week. If you can't find one that works for your schedule, think about booking a flight that includes a layover. Filter your search on Expedia to include one or two stops and choose the next best option.
What are the most popular departure times for flights from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
Flights between SJO and DEN are busiest at 7 AM. For a more relaxed experience and potentially cheaper tickets, look for a departure outside the usual busy windows.
What day of the week has the most flights from SJO to DEN?
Saturday has the most flights from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN). Consider taking off on this day and you'll have the best chance of finding a departure that fits your plans.
What is the earliest flight from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
The earliest flight taking off from Juan Santamaria Intl. Airport (SJO) is at around 7:30AM UTC-6. Catch this flight and you'll reach Denver Intl. Airport (DEN) at approximately 12:11PM UTC-7. The entire trip takes 5h 41m.
How long does it take to fly from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
The average flight duration from SJO to DEN is 5 hours and 39 minutes, covering a total distance of 2,400 mi.
What airline has the least delays from SJO to DEN?
Consider booking with Southwest Airlines if you'd like to go straight from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) without any interruptions. This carrier has the strongest track record for punctuality, with an on-time score of 100%. Want to be updated if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
Opt for a flight from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) that leaves before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from Juan Santamaria Intl. Airport (SJO)?
Denver Intl. Airport (DEN) is the only airport in Denver with direct flights from Juan Santamaria Intl. Airport (SJO). Consider the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN) last-minute?
Last-minute bookings from SJO to DEN are usually more expensive. To lock in the best rates, start looking for flights well ahead of time. That said, if you're flexible with your travel dates, it's possible to score a cheap ticket right before you leave.
Is it cheaper to book a SJO to DEN flight and hotel package?
Securing a SJO to DEN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our extensive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Denver Intl. Airport (DEN)?
In most instances, you can cancel or reschedule your SJO to DEN flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

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