Cheap Flights from Cincinnati (CVG) to St. Louis (STL)

Popular airlines from Cincinnati-Northern Kentucky Int'l Airport (CVG) to Lambert-St. Louis International Airport (STL)

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Find the cheapest month to fly from Cincinnati (CVG) to St. Louis (STL)

February is typically the cheapest month to fly

From £90 - £394 per traveller.

Graph displaying average flight prices per month

Flight from Cincinnati to St. Louis route information
Origin airport
Cincinnati - Northern Kentucky Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines
Distance
492 km

Compare flights from Cincinnati to St. Louis easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Cincinnati to St. Louis. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Lambert-St. Louis Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Cincinnati - Northern Kentucky Intl. to Lambert-St. Louis Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Cincinnati - Northern Kentucky Intl. (CVG) to Lambert-St. Louis Intl. (STL)

The easiest way to view the best deals on flights from Cincinnati to St. Louis today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Cincinnati - Northern Kentucky Intl. to Lambert-St. Louis Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Cincinnati and St. Louis
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Cincinnati to St. Louis flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Cincinnati - Northern Kentucky Intl. to Lambert-St. Louis Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from CVG to STL?
The lowest price advertised for a round-trip journey between CVG Airport and St. Louis Lambert International Airport is . But you better act fast. This price is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CVG Airport to Lambert-St. Louis Intl. Airport (STL)?
This varies between air carriers, as each has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from CVG to St. Louis Lambert International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for CVG Airport to STL flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Lambert Field?
The distance from CVG Airport (CVG) to St. Louis Lambert International Airport (STL) is only 500 kilometres. You'll be walking down the air bridge and grabbing your bags from the carousel in the blink of an eye.
Which airlines fly direct from CVG to St. Louis Lambert International Airport?
If you want to fly straight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Lambert Field, you'll need to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly on this route.
Are CVG to St. Louis Lambert International Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally pick up a bargain, with some super cheap fares from Cincinnati - Northern Kentucky Intl. Airport (CVG) to STL surfacing a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates all the best flight deals regularly — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines quote prices so far in advance.

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