Cheap flight tickets from Columbus to St Louis

Compare Columbus to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

Book the best St Louis fare with no extra fees

Flight deals from Columbus to St Louis

Looking for a cheap last-minute deal or the best return flight from Columbus to St Louis Airport? If you want to travel next month, return fares start from RM752. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Columbus to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Columbus to St Louis flights are currently cheapest in June.

Direct flights from Columbus to St Louis

Columbus to St Louis: Alternative routes

Compare routes from Columbus to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Columbus to St Louis: Flight information

The things to know before you go.
Cheapest flight foundRM398
Cheapest month to flyJune
Average flight time1 hr, 30 mins
Most popular airlineSouthwest Airlines
Average flights per week11

Finding cheap flights from Columbus to St Louis: Frequently asked questions

The best price we found for a return flight from Columbus to St Louis is RM752. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 30 minutes is the average flight time from Columbus to St Louis.
Southwest Airlines flies direct from Columbus to St Louis.
As of May 2026, there are 11 flights per week flying from Columbus to St Louis.
The cheapest month to fly from Columbus to St Louis is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Columbus to St Louis Airport on Wednesday, 17 June 2026.
Yes – the average flight time is 1 hour and 30 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Columbus to St Louis Lambert International Airport (STL): What you need to know

  • Put your plans into motion at John Glenn Columbus International Airport (CMH), the main airport in Columbus. Look for flights from Columbus to St Louis Lambert International Airport (STL) that jet out of this terminal.

  • Expect to be in the air for 1 hour 30 minutes. That's the average duration of a direct Columbus to St Louis Lambert International Airport flight.

  • St Louis Lambert International Airport is located in St Louis. The city follows the UTC-6 timezone and is one hour behind Columbus.

  • The most popular route is from John Glenn Columbus International Airport (CMH) to St Louis Lambert International Airport (STL). Take your pick of 10 direct services every week. Southwest Airlines operates a 6:25am departure between CMH and STL.

  • Leave enough time to catch your flight from Columbus to STL. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • If you're going away during a peak month like July, get to the terminal even earlier. It's wise to arrive up to four hours before an international flight and two hours ahead of domestic departures. Check-in and security lines will be longer during high seasons like Thanksgiving and Christmas.

Airports in Columbus

John Glenn Columbus International Airport (CMH)

  • Get there in one go from John Glenn Columbus International Airport (CMH). Direct flights from Columbus to St Louis Lambert International Airport (STL) are available from here.

  • You can travel on a direct flight from Columbus to St Louis Lambert International Airport with Southwest Airlines. This popular airline operates services from CMH.

  • Southwest Airlines is the airline most travellers choose for flights from CMH to STL.

  • Southwest Airlines stands out as the most punctual carrier on this route, with 81.17% of services arriving on schedule.

  • CMH is around 16 kilometres from central Columbus. If you're ride-sharing, driving or catching a taxi from the centre, it'll take you 20 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be around 40 minutes.

  • Searching for a convenient hotel near John Glenn Columbus International Airport? If you're catching an early flight from Columbus to St Louis Lambert International Airport, these accommodation options will put you moments from your departure lounge:

  • When it comes to the on-time performance of John Glenn Columbus International Airport, data shows 77% of flights stick to their scheduled arrival time.

  • CMH is located at 4600 International Gateway.

Rickenbacker International Airport (LCK)

  • LCK is around 23 kilometres from central Columbus. It takes 25 minutes or so to get to the airport in a car from the city centre. Public transport takes roughly 1 hour 15 minutes.

  • It's holiday time, so why not book an extra night away at a hotel near Rickenbacker International Airport? Before your Columbus to STL flight, make yourself comfortable at Best Western Canal Winchester Inn - Columbus South East.

  • 75% of flights departing Rickenbacker International Airport arrive within the expected time frame.

About St Louis Lambert International Airport (STL)

Getting from St Louis Lambert International Airport (STL) to central St Louis

  • From St Louis Lambert International Airport, central St Louis is around 24 kilometres away. It takes about 25 minutes to reach the city centre by car.

  • It takes around 30 minutes when travelling by public transport.

How to find the cheapest flights from Columbus to St Louis Lambert International Airport (STL)

  • The cheapest price we've found for a one-way ticket from Columbus to St Louis Lambert International Airport is RM398. For a return flight on this route, the best price is RM752. Depending on how early you book and the availability, these fares may change.

  • Booking early is often the key to scoring a cheap flight from Columbus to STL. Flight prices rise as demand increases, so the closer you get to departure, the more expensive your ticket may be.

  • If you can be flexible with your travel dates, try using the 'Whole month' tool. It'll give you the cheapest price across every month when searching for your Columbus to St Louis Lambert International Airport ticket.

  • Save time looking for cheap plane tickets from Columbus to STL by setting up a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.

  • Uncover a great deal on a flight from Columbus to St Louis Lambert International Airport with the help of the filters. Choose your ideal departure and arrival times, number of stops and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best.'

The best time to fly from Columbus to St Louis Lambert International Airport (STL)

  • Think about the pace you're looking for when deciding your trip dates. December is the quietest month to go to St Louis. July is when most people book flights from Columbus to St Louis Lambert International Airport (STL), which may be perfect if you'd rather travel when it's busy.

  • Book a Columbus to STL plane ticket departing in July if you're eager to explore the city during its warmest month. You can expect temperatures in St Louis to range from 17ºC (63ºF) to 33ºC (91ºF).

  • If you like cooler conditions, look for a cheap ticket from Columbus to St Louis Lambert International Airport in January when temperatures are between -7ºC (19ºF) and 8ºC (46ºF).

More about St Louis

Explore more of the United States

  • You've visited St Louis, now it's time to discover other parts of the United States. Journey around 257 kilometres east to Evansville to tick off its popular sights. From Mesker Park Zoo to Riverfront Park and Evansville Museum of Arts, History & Science, you'll have a packed itinerary ahead.

  • Columbia is another standout destination in the United States and is around 177 kilometres west of St Louis. No trip is complete without visiting Museum of Art and Archaeology, Mizzou Botanic Garden and Francis Quadrangle.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.