The cheapest times to fly from CLT to STL are

  • April 2nd to May 6th
  • October 1st to November 18th
  • December 3rd to March 4th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from CLT to STL is early December. Prices can be as high as $794 for Sunday flights during early August, or as low as $326 for Tuesday flights around early December.


When to Fly to St. Louis

Flying from Charlotte, NC (CLT) to St. Louis, MO (STL) will usually cost between $328 to $393 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $337. Due to high demand the most expensive time to fly is early August, with an average price of $419. Planning your trip to low-cost times can easily save you $82 on economy flights and even more on first-class flights. Generally, any price below $353 can be considered a good price for a round-trip CLT to STL flight.

See below for a graph of average weekly prices for the CLT to STL route. All prices are for round-trip tickets in USD.

CLT to STL Flight Prices

Compared to other flights, the CLT to STL flight is much cheaper than the average and costs much less than the average flight leaving from Charlotte. The average price per mile (for a direct flight) is $0.38, which is a bit above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $27 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $339. Return trip prices are from the STL to CLT flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from CLT to STL can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 1 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from CLT to STL while comparing.

Destination alternative #1: University of Illinois/Willard Airport (CMI) in Champaign/Urbana, IL

  • 143 miles (230 km) away from STL
  • Usually 14.45% less expensive than STL
  • Nonstop flights available

See CLT to CMI flights

Destination alternative #2: Central Illinois Regional Airport (BMI) in Bloomington/Normal, IL

  • 142 miles (229 km) away from STL
  • Usually 7.37% less expensive than STL
  • 1-layover flights available

See CLT to BMI flights


Flight Questions Answered

Still have questions about flying from CLT to STL? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: American, Delta, Frontier, Qantas, Southwest, United, and potentially more during busy seasons.

How far away is it from St Louis Lambert International Airport to Charlotte Douglas International Airport?

The distance between the two airports is roughly 574 miles or 924 kilometers.

How long does it take to fly from CLT to STL?

The real-world flight time for a nonstop CLT to STL flight is about 2 hour 1 minutes.

How many flights go between Charlotte, NC and St. Louis, MO?

It depends on the day of the week and the date, but a typical day might have around 62 available flights from CLT to STL.


Airport Location Info


Departing Airport

Origination code CLT
Origination airport name Charlotte Douglas International Airport
City Charlotte, NC
Country the United States
Latitude 35.2
Longitude -80.9

Return Airport

Destination code STL
Destination airport name St Louis Lambert International Airport
City St. Louis, MO
Country the United States
Latitude 38.7
Longitude -90.4


Late and Early Flight Data

Flights from CLT to STL tend to depart as late as the average flight. According to our recently updated data, 29% of flights departed 5 or more minutes late, and 20% of flights left 5 or more minutes early. On average you can expect to leave STL heading for CLT about 14 minutes late. This does significantly impact arrival time, as the average landing time in St. Louis, MO is about 13 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • American: 27 minutes late
  • PSA: 3 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.