£369 Cheap Flights from Columbus (CMH) to St. Louis (STL)

View £369 flight on Wed, 13 Aug 2025Opens in a new window

Popular airlines from Port Columbus International Airport (CMH) to Lambert-St. Louis International Airport (STL)

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Cheap Flights from Columbus (CMH) to St. Louis (STL)

Prices were available within the past 7 days and start at £369 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL)

August is typically the cheapest month to fly

From £108 - £535 per traveller.

Graph displaying average flight prices per month

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Flight from Columbus to St. Louis route information
Origin airport
John Glenn Columbus Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
654 km

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

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Columbus to St. Louis. Operating between them flights per day, 14 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 John Glenn Columbus 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 John Glenn Columbus Intl. (CMH) to Lambert-St. Louis Intl. (STL)

The easiest way to view the best deals on flights from Columbus 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 John Glenn Columbus 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 Columbus 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 Columbus to St. Louis flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from John Glenn Columbus 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 CMH to Lambert Field?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from John Glenn Columbus Intl. Airport (CMH) to Lambert Field was . Cheap tickets don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from John Glenn Intl. Airport to Lambert-St. Louis Intl. Airport (STL)?
This can vary from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy instructions on how to cancel your flight online.
How do I find cheap flights from John Glenn Columbus Intl. Airport (CMH) to STL 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 John Glenn Intl. Airport to Lambert Field flights, you'll see a "no change fees" filter for you to select.
How far is the flight from John Glenn Intl. Airport to Lambert-St. Louis Intl. Airport (STL)?
It's only 660 kilometres between Columbus and St. Louis. It's quite possible that you'll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from CMH to STL?
Check out Southwest Airlines (WN) if you want to fly straight from John Glenn Intl. Airport to STL. This carrier operates 56 flights every month, so you're sure to find one that fits your travel plans.
Are CMH to STL flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some super cheap airfares from CMH to Lambert-St. Louis Intl. Airport (STL) arising a few weeks prior to the departure date. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.

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