A mountain road flanked by dense forests and snow-capped peaks under a clear sky.

£246 Cheap Flights from Denver (DEN) to Aspen (ASE)

View £246 flight on Sat, 7 Nov 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Aspen/Pitkin County Airport (ASE)

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Cheap Flights from Denver (DEN) to Aspen (ASE)

Prices were available within the past 7 days and start at £246 for one-way flights and £371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 9 Nov - Wed, 11 Nov
DEN
Denver
ASE
Aspen
£371 Return, found 19 hours ago
£371
Return
found 19 hours ago
Select Delta flight, departing Mon, 9 Nov from Denver to Aspen, returning Wed, 11 Nov, priced at £371 found 19 hours ago
United
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£374 Return, found 16 hours ago
£374
Return
found 16 hours ago
Select United flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £374 found 16 hours ago
Delta
Tue, 10 Nov - Thu, 12 Nov
DEN
Denver
ASE
Aspen
£430 Return, found 19 hours ago
£430
Return
found 19 hours ago
Select Delta flight, departing Tue, 10 Nov from Denver to Aspen, returning Thu, 12 Nov, priced at £430 found 19 hours ago
Delta
Sun, 8 Nov - Wed, 11 Nov
DEN
Denver
ASE
Aspen
£433 Return, found 19 hours ago
£433
Return
found 19 hours ago
Select Delta flight, departing Sun, 8 Nov from Denver to Aspen, returning Wed, 11 Nov, priced at £433 found 19 hours ago
Delta
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£453 Return, found 16 hours ago
£453
Return
found 16 hours ago
Select Delta flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £453 found 16 hours ago
United
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£457 Return, found 16 hours ago
£457
Return
found 16 hours ago
Select United flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £457 found 16 hours ago
United
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£461 Return, found 16 hours ago
£461
Return
found 16 hours ago
Select United flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £461 found 16 hours ago
United
Tue, 10 Nov - Wed, 11 Nov
DEN
Denver
ASE
Aspen
£492 Return, found 19 hours ago
£492
Return
found 19 hours ago
Select United flight, departing Tue, 10 Nov from Denver to Aspen, returning Wed, 11 Nov, priced at £492 found 19 hours ago
United
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£495 Return, found 16 hours ago
£495
Return
found 16 hours ago
Select United flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £495 found 16 hours ago
American Airlines
Sat, 7 Nov - Sat, 14 Nov
DEN
Denver
ASE
Aspen
£630 Return, found 16 hours ago
£630
Return
found 16 hours ago
Select American Airlines flight, departing Sat, 7 Nov from Denver to Aspen, returning Sat, 14 Nov, priced at £630 found 16 hours ago

Find the cheapest month to fly from Denver (DEN) to Aspen (ASE)

April is typically the cheapest month to fly

From £179 - £395 per traveller.

Frequently asked questions

How much does a flight from Denver, CO (DEN) to Aspen, CO (ASE) cost?
You can find one-way and return flights from Denver, CO (DEN) to Aspen, CO (ASE) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when DEN to ASE ticket fares go up or down.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
The cheapest months to fly from DEN to ASE are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN) to Aspen, CO (ASE)?
Enter DEN to ASE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. American Airlines offers the most daily flights from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
You'll find approximately 8 nonstop flights per day from Denver Intl. (DEN) to Pitkin County (ASE). For even more choices, look at flights that include layovers, as there are around 17 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), O'Hare Intl. (ORD), and Los Angeles Intl. (LAX).
What is the earliest flight from Denver, CO (DEN) to Aspen, CO (ASE)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Denver, CO (DEN) to Aspen, CO (ASE). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
You'll find the most flights from Denver International Airport (DEN) to Pitkin County (ASE) on a Friday, with around 19 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, American Airlines, and Delta. Looking at the week, Fridays, Thursdays, and Saturdays tend to have more flight options compared to other days, offering you a good selection if you're flexible with your travel dates.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
The most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County) are between 9am and 12pm. Many major carriers, including United and American Airlines, offer flights during this window. Many travellers prefer these times as they allow for a relaxed start to the day and an early afternoon arrival, giving you plenty of time to settle in and start enjoying Aspen.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
Flying nonstop from DEN to ASE takes around 1 hour 20 minutes, with the route covering approximately 201 kilometers. Flights with a layover typically take 5 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
You can fly business or first class between DEN and ASE. First class cabins are available on Alaska Airlines, United, Delta and American Airlines.
How do I earn miles on a Denver, CO (DEN) to Aspen, CO (ASE) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN) to Aspen, CO (ASE) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Denver, CO (DEN) to Aspen, CO (ASE) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN) to Aspen, CO (ASE) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN) to Aspen, CO (ASE) flight and hotel package?
Securing a Denver, CO (DEN) to Aspen, CO (ASE) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County)?
If you booked your Denver, CO (DEN-Denver Intl.) to Aspen, CO (ASE-Pitkin County) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Pitkin County
Airlines serving
American Airlines, Delta, United
Return price
£370
Distance
199 km
Average flight time
1 hour 2 mins

Book with confidence

Compare flights from Denver to Aspen easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Aspen. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Pitkin County in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Pitkin County.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to Pitkin County (ASE)

The easiest way to view the best deals on flights from Denver to Aspen today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Pitkin County start at just £371 and range up to £630.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Aspen
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Aspen flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Pitkin County for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Denver to Aspen easily and book with confidence

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*Available to Expedia members.