Cheap Flights from Frankfort (FFT) to St. Louis (STL)

Popular airlines from Frankfort, KY (FFT-Capital City) to St. Louis Lambert Intl. Airport (STL)

Flights from Frankfort (FFT) to St. Louis (STL)
Origin airport
Capital City
Destination airport
Lambert-St. Louis Intl.
Distance
298 mi

Frankfort to St. Louis Flights

The cheapest times to fly from Frankfort to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Frankfort to St. Louis are during the month of . You can find some of the cheapest flights from Frankfort to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Frankfort to St. Louis

Sunday is one of the best days to book for cheap flights from Frankfort to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Frankfort to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Frankfort to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Frankfort to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Frankfort to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight or cheap return flight from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL)?
is the most affordable month to fly from FFT to STL. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from FFT to STL, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL)?
You'll have to take a flight with a layover when traveling from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from FFT to STL?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL)?
To touch down at Lambert-St. Louis Intl. Airport (STL) without delays, choose a flight that takes off from Capital City Airport (FFT) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from FFT to STL are usually more expensive. For the lowest prices, start searching for flights early. That said, if your travel plans are flexible, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a FFT to STL flight and hotel package?
You'll typically save money by booking a FFT to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your preferred flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Capital City Airport (FFT) to Lambert-St. Louis Intl. Airport (STL)?
Generally, it's possible to reschedule or cancel your FFT to STL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.