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Flight tickets from Port Columbus (CMH) to St Louis (STL) from ₹ 5,264

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      Travellers and cabin class, 1 Adult, Economy
      Southwest Airlines

      Compare Port 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 Port Columbus to St Louis

      Looking for a cheap last-minute deal or the best return flight from Port Columbus Airport to St Louis Airport? If you want to travel next month, return fares start from ₹ 21,353. Find the lowest prices on one-way and return tickets right here.
      St Louis.₹ 5,264 per passenger.Departing Sun, 27 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Sun, 27 Sep, arriving in St Louis.Price includes taxes and charges.From ₹ 5,264, select.
      St Louis.₹ 5,455 per passenger.Departing Thu, 1 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Thu, 1 Oct, arriving in St Louis.Price includes taxes and charges.From ₹ 5,455, select.
      St Louis.₹ 11,992 per passenger.Departing Wed, 17 Feb.One-way flight with Delta.Outbound indirect flight with Delta, departs from Port Columbus on Wed, 17 Feb, arriving in St Louis.Price includes taxes and charges.From ₹ 11,992, select.
      St Louis.₹ 12,105 per passenger.Departing Thu, 11 Feb.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Port Columbus on Thu, 11 Feb, arriving in St Louis.Price includes taxes and charges.From ₹ 12,105, select.
      St Louis.₹ 12,112 per passenger.Departing Sat, 24 Oct.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Port Columbus on Sat, 24 Oct, arriving in St Louis.Price includes taxes and charges.From ₹ 12,112, select.
      St Louis.₹ 12,186 per passenger.Departing Sat, 26 Sep.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Port Columbus on Sat, 26 Sep, arriving in St Louis.Price includes taxes and charges.From ₹ 12,186, select.

      Find the cheapest month to fly from Port Columbus to St Louis

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Port Columbus to St Louis flights are currently cheapest in September.
      Sep
      from ₹ 5,264
      Oct
      from ₹ 5,455
      Nov
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      Dec
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      Jan
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      Feb
      from ₹ 11,992
      Mar
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      Apr
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      May
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      Jun
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      Direct flights from Port Columbus to St Louis

      Southwest Airlines

      Port Columbus to St Louis: Alternative routes

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

      St Louis

      20km from central St Louis
      ClosestCheapest
      from ₹ 5,264
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      Belleville

      32km from central St Louis
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      Columbus to St Louis: Flight information

      The things to know before you go.
      Cheapest flight found₹ 5,264
      Cheapest month to flySeptember
      Average flight time1 hr, 32 mins
      Most popular airlineSouthwest Airlines
      Average flights per week14

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

      The best price we found for a return flight from Port Columbus to St Louis is ₹ 18,895. 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 32 minutes is the average flight time from Port Columbus to St Louis.
      Southwest Airlines flies direct from Port Columbus to St Louis.
      As of September 2026, there are 14 flights per week flying from Port Columbus to St Louis.
      The cheapest month to fly from Port Columbus to St Louis is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Port Columbus Airport to St Louis Airport on Wednesday, 23 September 2026.
      Yes – the average flight time is 1 hour and 32 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.

      Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to St Louis.

      Flying from John Glenn Columbus International Airport (CMH) to Lambert-St. Louis International Airport (STL): what you need to know

      • The average duration of a direct flight from John Glenn Columbus International Airport to Lambert-St. Louis International Airport is 1 hour 30 minutes.

      • St Louis is one hour behind Columbus and is in the UTC-5 timezone.

      • Each week, there are ten John Glenn Columbus International Airport to Lambert-St. Louis International Airport flights. To get going early, pick the 06:30 Southwest Airlines flight. If you'd rather make the most of your day before you fly, the latest flight is at 21:40 with Southwest Airlines.

      • Your CMH to STL flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

      • Flying during a peak time like July? Major public holidays and other popular periods can mean longer queues at airport checkpoints. Be extra cautious and get there up to four hours ahead of international flights and two hours before a domestic departure.

      • Southwest Airlines offers direct flights from John Glenn Columbus International Airport to Lambert-St. Louis International Airport. Book with this popular airline, then get ready to see the sights in St Louis — and maybe even more of United States if you have time.

      • The airline most travellers prefer to fly with on this route is Southwest Airlines.

      • The most punctual carrier that offers CMH to STL flights is Southwest Airlines. Its services land as planned 78.38% of the time.

      • If you'd like to break up your flight, simply deselect 'Direct flights only' when searching for your ticket from John Glenn Columbus International Airport to Lambert-St. Louis International Airport. These are the most popular stopovers between CMH and STL:

        • Detroit Metropolitan Wayne County Airport

        • Nashville International Airport

        • Chicago Midway International Airport

      How to find the cheapest flights from John Glenn Columbus International Airport (CMH) to Lambert-St. Louis International Airport (STL)

      • At the moment, ₹ 5,264 is the lowest price we've found for a one-way John Glenn Columbus International Airport to Lambert-St. Louis International Airport flight. The best price for a return ticket is ₹ 18,895. Bear in mind that fares could change due to availability at the time of booking.

      • Book seven months before you travel. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from CMH to STL.

      • Organise your trip for June. That's the cheapest month for flights from John Glenn Columbus International Airport to Lambert-St. Louis International Airport. If you're flexible with your dates, try out the 'Whole month' tool to find the lowest airfare across each month.

      • Never miss a deal on cheap flights from CMH to STL by creating a Price Alert. You'll get an email or notification on the app when a special offer becomes available.

      • Tailor your flights with filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from John Glenn Columbus International Airport to Lambert-St. Louis International Airport.

      Handy information about John Glenn Columbus International Airport (CMH)

      • CMH's address is 4600 International Gateway.

      • When it comes to the on-time performance of John Glenn Columbus International Airport, 79.5% of flights stick to their scheduled arrival time.

      • Central Columbus to John Glenn Columbus International Airport is around 13 kilometres. Depending on traffic, it'll take you about 10 minutes to get there if you're ride-sharing, catching a cab or driving.

      • The trip on public transport will take about 1 hour 5 minutes.

      • Get your holiday off to a stress-free start by staying near CMH. Whether you're taking an early flight from John Glenn Columbus International Airport to Lambert-St. Louis International Airport or just don't want to be rushed, these stays have you covered:

      Arriving at Lambert-St. Louis International Airport (STL)

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

      • You'll find STL at 10701 Lambert International Blvd..

      • Lambert-St. Louis International Airport to the centre of St Louis has a drive time of about 20 minutes. It's approximately 26 kilometres away.

      • When travelling on public transport, expect a journey of about 35 minutes.

      When to fly to Lambert-St. Louis International Airport (STL)

      • The quietest month for a flight from John Glenn Columbus International Airport to Lambert-St. Louis International Airport is April, while July is the most popular. Pick the best time to go to St Louis based on whether you prefer a faster pace or a more relaxed vibe.

      • When reserving your flight from John Glenn Columbus International Airport to Lambert-St. Louis International Airport, consider the type of weather you enjoy. July is the warmest month in St Louis, with temperatures ranging from 17ºC to 33ºC.

      • January has average temperatures of between -8ºC and 7ºC. Look for cheap tickets from CMH to STL sometime then if you want to travel in cooler conditions.

      Explore more of United States

      • Chicago is just one of the many cities in United States waiting to be discovered once you've seen the sights of St Louis. Around 418 kilometres away to the north-east, top sights here include Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier.

      • Around 370 kilometres east of St Louis, Indianapolis is another favourite stop in United States. Experience major highlights starting with The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

      Plan the rest of your trip from Columbus to St Louis

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.