The cheapest times to fly from DEN to ASE are

  • February 26th to March 11th
  • April 9th to August 19th (except the weeks of May 7th, May 21st, July 16th, and July 23rd)
  • September 24th to November 18th (except the week of October 1st)
  • December 17th to January 7th (except the week of December 24th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DEN to ASE is early November. Prices can be as high as $579 for Sunday flights during late December, or as low as $325 for Wednesday flights around early November.


When to Fly to Aspen

Flying from Denver, CO (DEN) to Aspen, CO (ASE) will usually cost between $325 to $427 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $325. Due to high demand the most expensive time to fly is late December, with an average price of $408. Planning your trip to low-cost times can easily save you $83 on economy flights and even more on first-class flights. Generally, any price below $338 can be considered a good price for a round-trip DEN to ASE flight.

See below for a graph of average weekly prices for the DEN to ASE route. All prices are for round-trip tickets in USD.

DEN to ASE Flight Prices

Compared to other flights, the DEN to ASE flight is much cheaper than the average and costs much less than the average flight leaving from Denver. The average price per mile (for a direct flight) is $1.68, which is above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $42 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $329. Return trip prices are from the ASE to DEN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DEN to ASE can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 12 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from DEN to ASE while comparing.

Destination alternative #1: Pueblo Memorial Airport (PUB) in Pueblo, CO

  • 143 miles (230 km) away from ASE
  • Usually 60.21% less expensive than ASE
  • Nonstop flights available

See DEN to PUB flights

Destination alternative #2: San Luis Valley Regional/Bergman Field Airport (ALS) in Alamosa, CO

  • 135 miles (217 km) away from ASE
  • Usually 55.03% less expensive than ASE
  • Nonstop flights available

See DEN to ALS flights

Destination alternative #3: City of Colorado Springs Municipal Airport (COS) in Colorado Springs, CO

  • 120 miles (193 km) away from ASE
  • Usually 10.36% less expensive than ASE
  • Nonstop flights available

See DEN to COS flights

Destination alternative #4: Gunnison-Crested Butte Regional Airport (GUC) in Gunnison, CO

  • 48 miles (77 km) away from ASE
  • Usually 1.78% less expensive than ASE
  • Nonstop flights available

See DEN to GUC flights


Flight Questions Answered

Still have questions about flying from DEN to ASE? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: Alaska, American, Delta, Qantas, United, and potentially more during busy seasons.

How far away is it from Aspen Pitkin County Sardy Field Airport to Denver International Airport?

The distance between the two airports is roughly 125 miles or 201 kilometers.

How long does it take to fly from DEN to ASE?

The real-world flight time for a nonstop DEN to ASE flight is about 1 hour 12 minutes.

How many flights go between Denver, CO and Aspen, CO?

It depends on the day of the week and the date, but a typical day might have around 43 available flights from DEN to ASE.


Airport Location Info


Departing Airport

Origination code DEN
Origination airport name Denver International Airport
City Denver, CO
Country the United States
Latitude 39.9
Longitude -104.7

Return Airport

Destination code ASE
Destination airport name Aspen Pitkin County Sardy Field Airport
City Aspen, CO
Country the United States
Latitude 39.2
Longitude -106.9


Late and Early Flight Data

Flights from DEN to ASE tend to depart later than the average flight. According to our recently updated data, 31% of flights departed 5 or more minutes late, and 13% of flights left 5 or more minutes early. On average you can expect to leave ASE heading for DEN about 19 minutes late. This does significantly impact arrival time, as the average landing time in Aspen, CO is about 17 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • SkyWest: 19 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.