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Find cheap one-way flights from Aspen to St. Louis starting at US$395.

For as little as US$395, you can take your next adventure to St. Louis without breaking the bank. Choose between one-way and return tickets from Aspen below.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to St. Louis from Aspen have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Aspen to St. Louis

Which airline provides the cheapest flights from Aspen to St. Louis? Discover the option that best suits your travel needs before embarking on your journey.

United Airlines
From US$395
American Airlines
From US$1,057
ANA airlines

Find more flights and airlines

Find cheap flights from Aspen to St. Louis by different airports

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to St. Louis from Aspen which could help you save money and time.

  • Cheapest
    American Airlines
    ASE
    12:24
    6h 4m
    2 transfer
    STL
    19:28
    Aspen-Pitkin County Airport - St. Louis Lambert International Airport
    Wed, Nov 6American Airlines
    US$364
  • American Airlines
    ASE
    12:24
    6h 4m
    2 transfer
    STL
    19:28
    Aspen-Pitkin County Airport - St. Louis Lambert International Airport
    Wed, Nov 6American Airlines
    US$364
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Aspen (ASE) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Aspen to St. Louis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Aspen (ASE) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around $550.
  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km. It takes about 40 minutes by taxi.

How to find a cheap flight from Aspen to St. Louis

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Aspen to St. Louis Flight Information

Cheapest nonstop flight price

$394

Off-season for travel

September

Peak season for travel

July

Flight distance

1,442.92km

Popular airline

American Airlines