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Aspen

$396+ Cheap flights from Knoxville to Aspen (TYS - ASE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ASE
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/205:40 am
TYS
-
ASE
1 stop6h 31m
American Airlines
Tue 3/242:47 pm
ASE
-
TYS
1 stop6h 33m
American Airlines
Deal found 1/19$396
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 1/2411:07 am
TYS
-
ASE
1 stop9h 18m
United Airlines
Wed 1/281:29 pm
ASE
-
TYS
1 stop8h 15m
United Airlines
Deal found 1/19$579
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 2/147:25 pm
TYS
-
ASE
2 stops19h 16m
United Airlines
Sat 2/216:28 pm
ASE
-
TYS
2 stops14h 21m
United Airlines
Deal found 1/19$655
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 2/411:10 am
TYS
-
ASE
2 stops11h 10m
United Airlines
Sun 2/85:02 pm
ASE
-
TYS
2 stops15h 55m
United Airlines
Deal found 1/20$694

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$396
(American Airlines)

Popular in

November

Cheapest in

June

Average price

$499
Provider with most accurate pricing for Knoxville McGhee Tyson-Aspen Pitkin County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Aspen Pitkin County flights.
Search Deals
From Knoxville McGhee Tyson to Aspen Pitkin County
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($138 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 21, 2026.
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

Fri 3/20

5:40 am-10:11 am

1 stop6h 31m

Aspen Pitkin County

Tue 3/24

2:47 pm-11:20 pm

1 stop6h 33m

$396

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Sat 1/24

6:45 am-11:55 am

1 stop7h 10m

Aspen Pitkin County

Wed 1/28

1:29 pm-11:44 pm

1 stop8h 15m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Compare providers for flights from Knoxville to Aspen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Aspen in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Aspen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Aspen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Aspen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Aspen flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Aspen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, January is the cheapest month in which you can book a flight from Knoxville to Aspen (average of $256). Flying from Knoxville to Aspen in May is currently the most expensive (average of $637). 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 January 21, 2026.
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
9,191 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 6h 31m. Fly via American Airlines or United Airlines to get the fastest option. The distance from Knoxville to Aspen is about 1271 mi. This flight may include one or multiple stops.

  • 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 $288. Another option worth looking into is United Airlines, starting at $448 round trip. These flights start at 50% 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, January is the cheapest month in which you can book a flight from Knoxville to Aspen (average of $256). Flying from Knoxville to Aspen in May is currently the most expensive (average of $637). 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
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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$487FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$448Average$499FlexibilityNo cancel feeOn-time69%

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