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Aspen

$252+ Cheap flights from Knoxville to Aspen (TYS - ASE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ASE
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Knoxville to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Aspen (ASE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 18, 2025.

Round-trip from

$269
(Delta)

One-way from

$252
(American Airlines)

Popular in

January

Cheapest in

June

Average price

$408
From Knoxville McGhee Tyson to Aspen Pitkin County
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One-way flight from Knoxville McGhee Tyson to Aspen Pitkin County
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Knoxville to Aspen

Cheapest flights from Knoxville to Aspen
Explore the most affordable flight options available from Knoxville to Aspen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:44 amTYS - ASE
1 stop7h 26mDelta
Sat 11/87:21 amASE - TYS
1 stop5h 30mDelta
Deal found 8/17$269
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:35 pmTYS - ASE
1 stop6h 10mUnited Airlines
Sat 9/610:30 amASE - TYS
2 stops10h 15mUnited Airlines
Deal found 8/18$314
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:45 amTYS - ASE
2 stops10h 51mUnited Airlines
Sat 11/81:35 pmASE - TYS
2 stops8h 24mUnited Airlines
Deal found 8/17$379

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Aspen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Knoxville to Aspen that are best for you.

Fly from

Knoxville

Fly to

Aspen

Route

Depart

Return

Price

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Tue 11/4

5:44 am-11:10 am

1 stop7h 26m

Aspen Pitkin County

Sat 11/8

7:21 am-2:51 pm

1 stop5h 30m

$269

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Tue 9/2

7:55 am-11:46 am

1 stop5h 51m

Aspen Pitkin County

Sat 9/6

12:14 pm-9:00 pm

1 stop6h 46m

$309

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Tue 9/2

5:35 pm-9:45 pm

1 stop6h 10m

Aspen Pitkin County

Sat 9/6

10:30 am-10:45 pm

2 stops10h 15m

$314

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Tue 11/4

5:45 am-2:36 pm

2 stops10h 51m

Aspen Pitkin County

Sat 11/8

1:35 pm-11:59 pm

2 stops8h 24m

$379

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 9/26

6:00 am-9:54 am

1 stop5h 54m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Knoxville to Aspen

Have a flexible travel schedule? Discover the best time to fly to Aspen from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Aspen

What is the cheapest month to book a flight from Knoxville to Aspen?

Currently, November is the cheapest month in which you can book a flight from Knoxville to Aspen (average of $448). Flying from Knoxville to Aspen in December is currently the most expensive (average of $665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Aspen

Get insights into the airlines that provide service to Aspen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aspen. Reviews last updated August 18, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Knoxville to Aspen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Aspen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to Aspen?

    There are many flights that can get you from Knoxville to Aspen in 7h 26m. Fly via Delta to get the fastest option. The distance from Knoxville to Aspen is about 1271 mi.

  • What are the cheapest airlines flying from Knoxville to Aspen round-trip?

    Flying on American Airlines is currently your cheapest option to Aspen, with prices starting at $348. Another option worth looking into is United Airlines, starting at $448 round trip. These flights start at 45% lower than the current average price 3 months from now.

  • Can I find deals for flights from Knoxville to Aspen that include hotel bookings?

    Yes. In addition to deals on Knoxville to Aspen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Aspen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Aspen.

  • Can I find deals for business class flights from Knoxville to Aspen?

    Yes. Cheapflights offers flight deals from Knoxville to Aspen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Aspen?

    Currently, November is the cheapest month in which you can book a flight from Knoxville to Aspen (average of $448). Flying from Knoxville to Aspen in December is currently the most expensive (average of $665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Aspen?

Book flights to Aspen if you plan to visit one of these locations
Snowmass Village
Carbondale
Buena Vista
Snowmass

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Top 2 airlines flying from Knoxville to Aspen

Discover the top 2 airlines that operate flights from Knoxville to Aspen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$348Average$679FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$448Average$558FlexibilityNo cancel feeOn-time69%

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