Cheap Flights from CHS to STL: When to Fly from Charleston to St. Louis

 

The cheapest times to fly from CHS to STL are

• August 13th to February 25th (except the weeks of August 27th, November 19th, November 26th, and December 17th)

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 CHS to STL is late January. Prices can be as high as $738 for Sunday flights during early to mid May, or as low as $262 for Tuesday flights around late January.

 

When to Fly to St. Louis

Flying from Charleston, SC (CHS) to St. Louis, MO (STL) will usually cost between $262 to $430 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $277. Due to high demand the most expensive time to fly is early to mid May, with an average price of $438. Planning your trip to low-cost times can easily save you $161 on economy flights and even more on first-class flights. Generally, any price below $291 can be considered a good price for a round-trip CHS to STL flight.

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

Compared to other flights, the CHS to STL flight is much cheaper than the average and costs much less than the average flight leaving from Charleston. The average price per mile (for a direct flight) is $0.26, which is below 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 $66 (19%) 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 $280. Return trip prices are from the STL to CHS flight, and often highlight the quality of our data in showing the same trend.

 

Nonstop Flights and Layovers

Travelers looking to fly from CHS to STL can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 15 minutes may not be realistic.

 

Flight Questions Answered

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

Which airlines fly this route?

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

How far away is it from St Louis Lambert International Airport to Charleston AFB/International Airport?

The distance between the two airports is roughly 705 miles or 1135 kilometers.

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

The real-world flight time for a nonstop CHS to STL flight is about 2 hour 15 minutes.

How many flights go between Charleston, SC and St. Louis, MO?

It depends on the day of the week and the date, but a typical day might have around 77 available flights from CHS to STL.

 

Airport Location Info

 

 

Late and Early Flight Data

Flights from CHS to STL tend to depart much later than the average flight. According to our recently updated data, 75% of flights departed 5 or more minutes late, and 0% of flights left 5 or more minutes early. On average you can expect to leave STL heading for CHS about 27 minutes late. This does significantly impact arrival time, as the average landing time in St. Louis, MO is about 21 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

• Southwest: 27 minutes late
• Some airlines not reporting

 

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.