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Cheap flights from Knoxville to Aspen from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Aspen departing on 3/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to Aspen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:40 am - 10:11 am
TYS
-
ASE
6h 31m
1 stop
American Airlines Logo
2:47 pm - 11:20 pm
ASE
-
TYS
6h 33m
1 stop
$329American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:40 am - 10:11 am
TYS
-
ASE
6h 31m
1 stop
American Airlines Logo
11:33 am - 11:59 pm
ASE
-
TYS
10h 26m
2 stops
$334American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:40 am - 12:09 pm
TYS
-
ASE
8h 29m
1 stop
American Airlines Logo
2:47 pm - 11:20 pm
ASE
-
TYS
6h 33m
1 stop
$434American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:40 am - 12:09 pm
TYS
-
ASE
8h 29m
1 stop
American Airlines Logo
11:33 am - 11:59 pm
ASE
-
TYS
10h 26m
2 stops
$439American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:00 am - 2:17 pm
TYS
-
ASE
11h 17m
2 stops
American Airlines Logo
11:33 am - 11:59 pm
ASE
-
TYS
10h 26m
2 stops
$444American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:00 am - 2:52 pm
TYS
-
ASE
11h 52m
2 stops
American Airlines Logo
11:33 am - 11:59 pm
ASE
-
TYS
10h 26m
2 stops
$479American Airlines
Fri, Mar 20 - Tue, Mar 24
American Airlines Logo
5:00 am - 2:52 pm
TYS
-
ASE
11h 52m
2 stops
American Airlines Logo
11:33 am - 11:59 pm
ASE
-
TYS
10h 26m
2 stops
$484American Airlines
Fri, Mar 20 - Tue, Mar 24
United Airlines Logo
7:05 am - 12:41 pm
TYS
-
ASE
7h 36m
1 stop
United Airlines Logo
12:22 pm - 10:30 pm
ASE
-
TYS
8h 08m
1 stop
$533United Airlines
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
5:40 am - 10:11 am
TYS
-
ASE
6h 31m
1 stop
American Airlines Logo
1:24 pm - 9:24 pm
ASE
-
TYS
6h 00m
1 stop
$540American Airlines
Sun, Mar 22 - Fri, Mar 27
United Airlines Logo
7:05 am - 5:40 pm
TYS
-
ASE
12h 35m
2 stops
United Airlines Logo
12:22 pm - 10:30 pm
ASE
-
TYS
8h 08m
1 stop
$629United Airlines
Thu, Feb 26 - Mon, Mar 2

American Airlines flights from Knoxville to Aspen

Our best American Airlines deals on Knoxville to Aspen flight tickets
American Airlines
Mar 20
TYS5:40 amKnoxville McGhee Tyson
6h 31m
1 stop
ASE10:11 amAspen Pitkin County
Mar 24
ASE2:47 pmAspen Pitkin County
6h 33m
1 stop
TYS11:20 pmKnoxville McGhee Tyson
$329
American Airlines
Mar 20
TYS5:40 amKnoxville McGhee Tyson
6h 31m
1 stop
ASE10:11 amAspen Pitkin County
Mar 24
ASE11:33 amAspen Pitkin County
10h 26m
2 stops
TYS11:59 pmKnoxville McGhee Tyson
$334
American Airlines
Mar 20
TYS5:40 amKnoxville McGhee Tyson
8h 29m
1 stop
ASE12:09 pmAspen Pitkin County
Mar 24
ASE2:47 pmAspen Pitkin County
6h 33m
1 stop
TYS11:20 pmKnoxville McGhee Tyson
$434

United Airlines flights from Knoxville to Aspen

Our best United Airlines deals on Knoxville to Aspen flight tickets
United Airlines
Feb 26
TYS7:05 amKnoxville McGhee Tyson
7h 36m
1 stop
ASE12:41 pmAspen Pitkin County
Mar 2
ASE12:22 pmAspen Pitkin County
8h 08m
1 stop
TYS10:30 pmKnoxville McGhee Tyson
$533
United Airlines
Feb 26
TYS7:05 amKnoxville McGhee Tyson
12h 35m
2 stops
ASE5:40 pmAspen Pitkin County
Mar 2
ASE12:22 pmAspen Pitkin County
8h 08m
1 stop
TYS10:30 pmKnoxville McGhee Tyson
$629
United Airlines
Feb 26
TYS7:05 amKnoxville McGhee Tyson
12h 35m
2 stops
ASE5:40 pmAspen Pitkin County
Mar 2
ASE10:05 amAspen Pitkin County
8h 32m
2 stops
TYS8:37 pmKnoxville McGhee Tyson
$790

momondo 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, momondo users made 832,500 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Knoxville to Aspen that are best for you.

Fly from

Fly to

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

$329

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

11:33 am-11:59 pm

2 stops10h 26m

$334

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 3/20

5:40 am-12:09 pm

1 stop8h 29m

Aspen Pitkin County

Tue 3/24

2:47 pm-11:20 pm

1 stop6h 33m

$434

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 3/20

5:40 am-12:09 pm

1 stop8h 29m

Aspen Pitkin County

Tue 3/24

11:33 am-11:59 pm

2 stops10h 26m

$439

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 3/20

5:00 am-2:17 pm

2 stops11h 17m

Aspen Pitkin County

Tue 3/24

11:33 am-11:59 pm

2 stops10h 26m

$444

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 3/20

5:00 am-2:52 pm

2 stops11h 52m

Aspen Pitkin County

Tue 3/24

11:33 am-11:59 pm

2 stops10h 26m

$479

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Fri 3/20

5:00 am-2:52 pm

2 stops11h 52m

Aspen Pitkin County

Tue 3/24

11:33 am-11:59 pm

2 stops10h 26m

$484

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Thu 2/26

7:05 am-12:41 pm

1 stop7h 36m

Aspen Pitkin County

Mon 3/2

12:22 pm-10:30 pm

1 stop8h 08m

$533

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Sun 3/22

5:40 am-10:11 am

1 stop6h 31m

Aspen Pitkin County

Fri 3/27

1:24 pm-9:24 pm

1 stop6h 00m

$540

KnoxvilleAspen

TYS - ASE

TYSASE

Knoxville McGhee Tyson

Thu 2/26

7:05 am-5:40 pm

2 stops12h 35m

Aspen Pitkin County

Mon 3/2

12:22 pm-10:30 pm

1 stop8h 08m

$629

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Aspen from

How to get the cheapest flight ticket from Knoxville to Aspen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Aspen?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Aspen from Knoxville according to our data. American Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Aspen. Keep in mind that there are 3 different airlines that fly to Aspen on a routine basis, so you have a few additional options to choose from.

When to book flights from Knoxville to Aspen

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Aspen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Aspen (TYS to ASE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Aspen

Fastest flight time

6h 41m

Direct flights

None
The fastest flight from Knoxville to Aspen takes 6h 41m
There are no direct flights from Knoxville to Aspen. There are no popular flight routes from Knoxville to Aspen.
Search flight deals

  • How far is Knoxville McGhee Tyson to Aspen Pitkin County by plane?

    A flight from Knoxville McGhee Tyson to Aspen Pitkin County will travel around 1269.1 mi. Flights usually cover this in 6h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Aspen Pitkin County Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Aspen Pitkin County Airport were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Aspen Pitkin County Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Aspen Pitkin County Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Aspen Pitkin County Airport.

  • What documentation or ID do you need to fly to Aspen Pitkin County Airport?

    The necessary travel and health documents for your Aspen Pitkin County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Knoxville to Aspen?

Best airlines flying from Knoxville to Aspen

Compare and see reviews for airlines that fly from Knoxville to Aspen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,267 reviews
Search American Airlines flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
9,276 reviews
Search United Airlines flights

Traveling to a place near Aspen?

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

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Aspen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Aspen for you.

Can I find flights from Knoxville to Aspen with flexible booking policies on momondo?

Flights from Knoxville to Aspen with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Knoxville to Aspen?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Aspen from Knoxville.

I’m not ready to book a flight from Knoxville to Aspen right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Aspen from Knoxville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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