What is the cheapest airline that flies from Missouri to Aspen Pitkin County?

American Airlines, Alaska Airlines, and United Airlines are the most popular carriers operating from Missouri to Aspen Pitkin County

What airlines fly to Aspen?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Aspen from Missouri according to our data. United Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Aspen. Keep in mind that there are 4 different airlines that fly to Aspen on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Missouri to Aspen Pitkin County Airport?

Prices for flights from Missouri to Aspen Pitkin County Airport refresh daily.

How many operators does momondo search for flights from Missouri to Aspen Pitkin County Airport?

As of December 2025, there are 2 operators available to choose from for flights from Missouri to Aspen Pitkin County Airport.

How old do you have to be to fly from Missouri to Aspen Pitkin County Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Aspen Pitkin County Airport.

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

The travel and health documents you'll need for your trip to Aspen Pitkin County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Aspen Pitkin County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$229 Cheap Flights from Missouri to Aspen in 2025/26

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Find the cheapest flights from Missouri to Aspen

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 12:12 pm

STL

ASE

7h 12m1 stop

10:35 am - 4:55 pm

ASE

STL

5h 20m1 stop

$229United Airlines

Fri, Jan 23 - Fri, Jan 30

2:45 pm - 6:39 pm

STL

ASE

4h 54m1 stop

1:33 pm - 10:58 pm

ASE

STL

8h 25m2 stops

$234United Airlines

Fri, Jan 23 - Fri, Jan 30

5:10 pm - 8:15 pm

MCI

ASE

4h 05m1 stop

10:35 am - 4:08 pm

ASE

MCI

4h 33m1 stop

$276United Airlines

Sat, Jan 17 - Tue, Jan 20

5:15 am - 9:11 am

STL

ASE

4h 56m1 stop

1:22 pm - 8:56 pm

ASE

STL

6h 34m1 stop

$299United Airlines

Thu, Mar 5 - Mon, Mar 9

9:57 am - 6:39 pm

STL

ASE

9h 42m2 stops

11:45 am - 10:58 pm

ASE

STL

10h 13m2 stops

$309United Airlines

Fri, Jan 23 - Fri, Jan 30

1:15 pm - 6:25 pm

STL

ASE

6h 10m1 stop

12:36 pm - 8:58 pm

ASE

STL

7h 22m1 stop

$319United Airlines

Sat, Jan 10 - Wed, Jan 14

6:30 am - 4:20 pm

STL

ASE

10h 50m2 stops

7:45 am - 2:30 pm

ASE

STL

5h 45m1 stop

$324United Airlines

Sat, Jan 10 - Wed, Jan 14

6:30 am - 4:20 pm

STL

ASE

10h 50m2 stops

12:36 pm - 10:58 pm

ASE

STL

9h 22m2 stops

$329United Airlines

Sat, Jan 10 - Wed, Jan 14

10:58 am - 3:59 pm

MCI

ASE

6h 01m1 stop

3:46 pm - 10:32 pm

ASE

MCI

5h 46m1 stop

$421American Airlines

Tue, Mar 3 - Fri, Mar 6

6:00 am - 8:49 pm

MCI

ASE

15h 49m2 stops

12:59 pm - 10:32 pm

ASE

MCI

8h 33m1 stop

$462American Airlines

Tue, Mar 3 - Fri, Mar 6

United Airlines flights from Missouri to Aspen

Our best United Airlines deals on Missouri to Aspen flight tickets

United Airlines

Jan 17

MCI5:10 pmKansas City

4h 05m

1 stop

ASE8:15 pmAspen Pitkin County

Jan 20

ASE10:35 amAspen Pitkin County

4h 33m

1 stop

MCI4:08 pmKansas City

$276

Find similar

United Airlines

Jan 20

STL6:00 amLambert-St Louis

7h 12m

1 stop

ASE12:12 pmAspen Pitkin County

Jan 24

ASE7:15 amAspen Pitkin County

7h 24m

1 stop

STL3:39 pmLambert-St Louis

$299

Find similar

United Airlines

Jan 20

STL4:15 pmLambert-St Louis

6h 44m

1 stop

ASE9:59 pmAspen Pitkin County

Jan 24

ASE7:35 amAspen Pitkin County

10h 52m

2 stops

STL7:27 pmLambert-St Louis

$304

Find similar

American Airlines flights from Missouri to Aspen

Our best American Airlines deals on Missouri to Aspen flight tickets

American Airlines

Dec 31

MCI5:04 amKansas City

6h 01m

1 stop

ASE10:05 amAspen Pitkin County

Jan 7

ASE4:58 pmAspen Pitkin County

5h 14m

1 stop

MCI11:12 pmKansas City

$324

Find similar

American Airlines

Dec 31

MCI5:04 amKansas City

6h 45m

1 stop

ASE10:49 amAspen Pitkin County

Jan 7

ASE12:12 pmAspen Pitkin County

10h 00m

2 stops

MCI11:12 pmKansas City

$329

Find similar

American Airlines

Mar 3

MCI10:58 amKansas City

6h 01m

1 stop

ASE3:59 pmAspen Pitkin County

Mar 6

ASE3:46 pmAspen Pitkin County

5h 46m

1 stop

MCI10:32 pmKansas City

$421

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Fri 1/23

6:00 am-12:12 pm

1 stop7h 12m

Aspen Pitkin County

Fri 1/30

10:35 am-4:55 pm

1 stop5h 20m

$229

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Fri 1/23

2:45 pm-6:39 pm

1 stop4h 54m

Aspen Pitkin County

Fri 1/30

1:33 pm-10:58 pm

2 stops8h 25m

$234

Kansas CityAspen

MCI - ASE

MCIASE

Kansas City

Sat 1/17

5:10 pm-8:15 pm

1 stop4h 05m

Aspen Pitkin County

Tue 1/20

10:35 am-4:08 pm

1 stop4h 33m

$276

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Thu 3/5

5:15 am-9:11 am

1 stop4h 56m

Aspen Pitkin County

Mon 3/9

1:22 pm-8:56 pm

1 stop6h 34m

$299

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Fri 1/23

9:57 am-6:39 pm

2 stops9h 42m

Aspen Pitkin County

Fri 1/30

11:45 am-10:58 pm

2 stops10h 13m

$309

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Sat 1/10

1:15 pm-6:25 pm

1 stop6h 10m

Aspen Pitkin County

Wed 1/14

12:36 pm-8:58 pm

1 stop7h 22m

$319

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Sat 1/10

6:30 am-4:20 pm

2 stops10h 50m

Aspen Pitkin County

Wed 1/14

7:45 am-2:30 pm

1 stop5h 45m

$324

St. LouisAspen

STL - ASE

STLASE

Lambert-St Louis

Sat 1/10

6:30 am-4:20 pm

2 stops10h 50m

Aspen Pitkin County

Wed 1/14

12:36 pm-10:58 pm

2 stops9h 22m

$329

Kansas CityAspen

MCI - ASE

MCIASE

Kansas City

Tue 3/3

10:58 am-3:59 pm

1 stop6h 01m

Aspen Pitkin County

Fri 3/6

3:46 pm-10:32 pm

1 stop5h 46m

$421

Kansas CityAspen

MCI - ASE

MCIASE

Kansas City

Tue 3/3

6:00 am-8:49 pm

2 stops15h 49m

Aspen Pitkin County

Fri 3/6

12:59 pm-10:32 pm

1 stop8h 33m

$462

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri 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

Prices

Airlines

What is the cheapest day to depart on your flight to Aspen?

The cheapest day to depart from Missouri to Aspen is on a Tuesday when prices can be found for as low as $428. The most expensive day to fly to Aspen is Thursday, with ticket prices averaging around $713.

What is the cheapest time of day to depart on your flight to Aspen?

In the morning is the cheapest time of day to fly from Missouri to Aspen when you can find flight prices for as low as $542. Flying to Aspen in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $632. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Missouri to Aspen flight deals and tips

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

Fastest flight time	4h 05m
Direct flights	None

The fastest flight from Missouri to Aspen takes 4h 05m

There are no direct flights from Missouri to Aspen. There are no popular flight routes from Missouri to Aspen.

Search flight deals

When did momondo last update prices for flights from Missouri to Aspen Pitkin County Airport?
Prices for flights from Missouri to Aspen Pitkin County Airport refresh daily.
How many operators does momondo search for flights from Missouri to Aspen Pitkin County Airport?
As of December 2025, there are 2 operators available to choose from for flights from Missouri to Aspen Pitkin County Airport.
How old do you have to be to fly from Missouri to Aspen Pitkin County Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Aspen Pitkin County Airport.
What documentation or ID do you need to fly to Aspen Pitkin County Airport?
The travel and health documents you'll need for your trip to Aspen Pitkin County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Aspen Pitkin County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Aspen

Compare and see reviews for airlines that fly from Missouri to Aspen with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $236	Free Cancellation	Rating 7.2 11,068 reviews		Search American Airlines flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.4 9,116 reviews		Search United Airlines flights

Snowmass Village

Leadville

Snowmass

Carbondale

Buena Vista

Why use momondo?

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

It is quick and easy to find Missouri to Aspen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Aspen that suits you.

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

Yes. momondo allows you to filter the results for Missouri to Aspen flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Aspen.

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

Yes momondo offers price alerts on flights to Aspen from Missouri. 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.