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Cheap flights from St. Louis to Aspen (STL - ASE) from $240

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — ASE
Apr 30 — May 71
From?
To?
Tue 4/30
Tue 5/7
1 adult, Economy
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Cheap flight deals from St. Louis to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 April 25, 2024.

Popular in

May

Cheapest in

November

Round-trip from

$481

One-way from

$240
High demand for flights, 46% potential price rise
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Best time to find cheap flights, 26% potential price drop
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From Lambert-St Louis to Aspen Pitkin County
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One-way flight from Lambert-St Louis to Aspen Pitkin County
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What is the cheapest day to fly round-trip from St. Louis to Aspen?

Flying to your destination on a Wednesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Aspen. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from St. Louis to Aspen?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, November can be a great choice for travel to Aspen. Flights to Aspen from St. Louis in November are about $625 on average during November, but can be found for as low as $460.

When is the cheapest time to fly from St. Louis to Aspen (STL - ASE)?

When flying from St. Louis to Aspen, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight in the afternoon.

Cheap American Airlines flights from St. Louis to Aspen

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Aspen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Take a look at some of the lowest-priced American Airlines flights heading from St. Louis to Aspen. Be sure to come back soon if the deals available don't appeal to you at this time.
Mon 9/167:44 amSTL - ASE
1 stop5h 03mAmerican Airlines
Mon 9/234:23 pmASE - STL
1 stop5h 01mAmerican Airlines
Deal found 4/24$452
Sat 10/125:31 amSTL - ASE
2 stops11h 37mAmerican Airlines
Sat 10/194:23 pmASE - STL
2 stops16h 08mAmerican Airlines
Deal found 4/24$986

Cheap United Airlines flights from St. Louis to Aspen

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Aspen. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Some of the best deals we've found on United Airlines flights traveling from St. Louis to Aspen. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 7/101:45 pmSTL - ASE
1 stop5h 43mUnited Airlines
Mon 7/159:00 amASE - STL
1 stop6h 48mUnited Airlines
Deal found 4/24$524
Sat 10/1211:09 amSTL - ASE
2 stops9h 46mUnited Airlines
Sat 10/199:10 amASE - STL
1 stop5h 39mUnited Airlines
Deal found 4/24$539
Mon 9/165:20 pmSTL - ASE
2 stops16h 26mUnited Airlines
Mon 9/239:32 amASE - STL
1 stop10h 56mUnited Airlines
Deal found 4/24$609
Wed 7/108:05 amSTL - ASE
2 stops11h 23mUnited Airlines
Mon 7/159:00 amASE - STL
1 stop6h 48mUnited Airlines
Deal found 4/24$665
Wed 9/114:51 pmSTL - ASE
1 stop5h 25mUnited Airlines
Sun 9/159:04 amASE - STL
1 stop11h 24mUnited Airlines
Deal found 4/24$703
Thu 9/121:39 pmSTL - ASE
1 stop8h 37mUnited Airlines
Sun 9/159:32 amASE - STL
1 stop10h 56mUnited Airlines
Deal found 4/25$759
Wed 9/1111:10 amSTL - ASE
2 stops10h 05mUnited Airlines
Sun 9/159:32 amASE - STL
1 stop10h 56mUnited Airlines
Deal found 4/24$804
Thu 9/1211:10 amSTL - ASE
2 stops11h 06mUnited Airlines
Sun 9/159:32 amASE - STL
1 stop10h 56mUnited Airlines
Deal found 4/25$864

St. Louis to Aspen 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Aspen in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Aspen in 2024. Check back in a little while for more flight options.
Fri 11/151:30 pmSTL - ASE
1 stop7h 26mUnited Airlines
Mon 11/189:00 amASE - STL
1 stop6h 26mUnited Airlines
Deal found 4/25$422
Sat 10/126:00 amSTL - ASE
1 stop6h 15mDelta
Sat 10/197:45 amASE - STL
1 stop7h 11mDelta
Deal found 4/24$450
Mon 9/167:44 amSTL - ASE
1 stop5h 03mAmerican Airlines
Mon 9/234:23 pmASE - STL
1 stop5h 01mAmerican Airlines
Deal found 4/24$452
Wed 7/101:45 pmSTL - ASE
1 stop5h 43mUnited Airlines
Mon 7/159:00 amASE - STL
1 stop6h 48mUnited Airlines
Deal found 4/24$524
Sat 10/1211:09 amSTL - ASE
2 stops9h 46mUnited Airlines
Sat 10/199:10 amASE - STL
1 stop5h 39mUnited Airlines
Deal found 4/24$539
Fri 11/154:16 pmSTL - ASE
2 stops19h 09mAmerican Airlines
Mon 11/1812:24 pmASE - STL
1 stop4h 52mAmerican Airlines
Deal found 4/25$541
Mon 9/165:20 pmSTL - ASE
2 stops16h 26mUnited Airlines
Mon 9/239:32 amASE - STL
1 stop10h 56mUnited Airlines
Deal found 4/24$609
Fri 11/154:16 pmSTL - ASE
2 stops19h 09mAmerican Airlines
Mon 11/1812:24 pmASE - STL
2 stops18h 52mAmerican Airlines
Deal found 4/25$660
Wed 7/108:05 amSTL - ASE
2 stops11h 23mUnited Airlines
Mon 7/159:00 amASE - STL
1 stop6h 48mUnited Airlines
Deal found 4/24$665

One-way flights to Aspen from St. Louis

Search for one-way flight options from St. Louis to Aspen. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,701 searches. Data last updated April 25, 2024.
Users traveling one-way from St. Louis to Aspen can select one of these great deals. Users needing a return flight from St. Louis to Aspen should utilize the search form above.
Sun 6/26:00 amSTL - ASE
1 stop6h 42mDelta
Deal found 4/25$240
Sun 6/25:31 pmSTL - ASE
2 stops16h 17mUnited Airlines
Deal found 4/25$427
Sun 9/155:31 amSTL - ASE
2 stops11h 37mAmerican Airlines
Deal found 4/25$460

Find flights from St. Louis to Aspen within your budget

Customize your flight search to find flights from St. Louis 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 3,068,701 searches. Data last updated April 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$450 - $986

Route

Depart

Return

Price

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Sat 10/12

1 stop6h 15m

Aspen Pitkin County

Sat 10/19

1 stop7h 11m

$450

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Mon 9/16

1 stop5h 03m

Aspen Pitkin County

Mon 9/23

1 stop5h 01m

$452

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Wed 7/10

1 stop5h 43m

Aspen Pitkin County

Mon 7/15

1 stop6h 48m

$524

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Sat 10/12

2 stops9h 46m

Aspen Pitkin County

Sat 10/19

1 stop5h 39m

$539

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Mon 9/16

2 stops16h 26m

Aspen Pitkin County

Mon 9/23

1 stop10h 56m

$609

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Wed 7/10

2 stops11h 23m

Aspen Pitkin County

Mon 7/15

1 stop6h 48m

$665

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Wed 9/11

1 stop5h 25m

Aspen Pitkin County

Sun 9/15

1 stop11h 24m

$703

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Thu 9/12

1 stop8h 37m

Aspen Pitkin County

Sun 9/15

1 stop10h 56m

$759

Lambert-St LouisAspen Pitkin County

STL - ASE

STLASE

Lambert-St Louis

Sat 10/12

2 stops11h 37m

Aspen Pitkin County

Sat 10/19

2 stops16h 08m

$986

Flights are sorted by cheapest first

Deals found on 4/24

When is the cheapest time to fly from St. Louis to Aspen?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Aspen. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Aspen flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Aspen by month

Plan your trip from St. Louis to Aspen by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Aspen is currently $376 while a round-trip flight costs $632. Price data was last updated on April 21, 2024.

Currently, May is the cheapest month in which you can book a flight from St. Louis to Aspen (average of $481). Flying from St. Louis to Aspen in March is currently the most expensive (average of $656). 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.

January

$511

February

$559

March

$656

April

$521

May

$481

June

$582

July

$604

August

$545

September

$588

October

$517

November

$520

December

$560

Temperature and rainfall in Aspen by month

Plan your trip to Aspen by taking into account the average temperature and rainfall totals by month.

ASE

Temperature

19.4 - 64.4 °F

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 April 25, 2024.
Peruse reviews from past customers who have flown with American Airlines and United Airlines from St. Louis to Aspen to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,975 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,234 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,898 reviews
Delta
8.1
Very good
10,975 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

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

  • Can I find flights from St. Louis to Aspen for under $500 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Aspen for under $500. The cheapest flight booked recently is on Delta for just $450, but on average you can expect to pay $668.

  • What are the cheapest airlines flying from St. Louis to Aspen round-trip?

    Flying on Delta is currently your cheapest option to Aspen, with prices starting at $450. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $452 and $524, respectively. Delta is currently priced 27% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from St. Louis to Aspen one-way?

    $240 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $427 and $460, respectively.

  • What does STL to ASE mean?

    STL stands for Lambert-St Louis Airport, while ASE stands for Aspen Pitkin County Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from St. Louis to Aspen that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Aspen flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Aspen with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Aspen flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Aspen that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Aspen?

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

  • Can I find deals for business class flights from St. Louis to Aspen?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Aspen that allow pets onboard?

    Many airlines flying from St. Louis to Aspen offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Aspen?

    Yes, you can often find last-minute deals on St. Louis to Aspen flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Aspen flight deals updated?

    The St. Louis to Aspen flight deals you see on this page were last updated on 4/25.

See more FAQs

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Top 2 airlines flying from St. Louis to Aspen

Discover the top 2 airlines that operate flights from St. Louis 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 3,068,701 searches. Data last updated April 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$412Average$531FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$446Average$574FlexibilityNo cancel feeOn-time71%
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Search flights from St. Louis to Aspen by cabin class

Find flights from St. Louis to Aspen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Aspen?

Cheapflights helps you search for flights from St. Louis to Aspen via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Aspen?

Cheapflights helps you find that perfect flight to Aspen from St. Louis by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from St. Louis to Aspen with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Aspen flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Aspen become cheaper?

Of course! You can now track prices for flights from St. Louis to Aspen and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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