Cheap Flights from Columbus to Denver International

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Flight deals from Columbus to Denver International

Looking for a cheap last-minute deal or the best return flight from Columbus to Denver International Airport? If you want to travel next month, return fares start from R 3,862. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Columbus to Denver International

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

Direct flights from Columbus to Denver International

Columbus to Denver International: Alternative routes

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

Columbus to Denver: Flight information

The things to know before you go.
Cheapest flight foundR 1,518
Cheapest month to flySeptember
Average flight time3 hrs, 12 mins
Most popular airlineSouthwest Airlines
Average flights per week48

Finding cheap flights from Columbus to Denver International: Frequently asked questions

The best price we found for a return flight from Columbus to Denver International is R 3,324. 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.
3 hours and 12 minutes is the average flight time from Columbus to Denver International.
Southwest Airlines, United and Frontier Airlines fly direct from Columbus to Denver International.
As of June 2026, there are 48 flights per week flying from Columbus to Denver International.
The cheapest month to fly from Columbus to Denver International is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Columbus to Denver International Airport on Wednesday, 9 September 2026.
Yes – the average flight time is 3 hours and 12 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 Denver International 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 Denver is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Denver International is Frontier Airlines .

Flying from Columbus to Denver International Airport (DEN): What you need to know

  • Your travels get underway at Columbus's main airport, John Glenn Columbus International Airport (CMH). Check out the options for booking a flight from Columbus to Denver International Airport (DEN) departing from this terminal.

  • Expect to be in the air for 3 hours 15 minutes. On average, that's the duration of a direct Columbus to Denver International Airport flight.

  • The timezone in Denver is UTC-7, which is two hours behind Columbus. Denver International Airport is located in Denver.

  • With 28 direct weekly flights between the two airports, John Glenn Columbus International Airport (CMH) to Denver International Airport (DEN) is the busiest route. Southwest Airlines operates the earliest flight at 5:25am. If you prefer to get more out of your day before jetting off, the latest flight from CMH to DEN is with Southwest Airlines at 9:20pm.

  • Arrive at the airport on time so you don't miss your flight from Columbus to DEN. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Getting on a plane during a peak month like July? Popular periods (like spring break and Thanksgiving) can easily add another hour at security. Be extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.

Airports in Columbus

John Glenn Columbus International Airport (CMH)

  • Get to your destination in one go from John Glenn Columbus International Airport (CMH). Direct flights from Columbus to Denver International Airport (DEN) are available from here.

  • Pick from a variety of airlines offering direct flights from Columbus to Denver International Airport departing from CMH. Head off on your trip with any of these:

  • Most travellers choose to book seats with United between CMH and DEN.

  • With 78.15% of services arriving as planned, United is the highest-rated carrier for punctuality on this route.

  • The journey from central Columbus to CMH takes around 40 minutes by public transport. If you ride-share, drive or grab a taxi, you'll cover the 16 kilometres in 20 minutes or so, depending on traffic conditions.

  • Catching an early flight from Columbus to Denver International Airport? Avoid rushing to the terminal (and get some extra shut-eye) by picking one of these stays close to John Glenn Columbus International Airport:

  • When it comes to the on-time performance of John Glenn Columbus International Airport, data shows 77% of flights arrive within the expected time frame.

  • You'll find CMH at 4600 International Gateway.

Rickenbacker International Airport (LCK)

  • On public transport, you can travel from central Columbus to LCK in about 1 hour 15 minutes. The airport is roughly 23 kilometres away, and getting there by car takes approximately 25 minutes.

  • You're off on holiday, so why not book another night away at a hotel near Rickenbacker International Airport? Before your Columbus to DEN flight, make yourself comfortable at Best Western Canal Winchester Inn - Columbus South East.

  • When it comes to keeping flights punctual, Rickenbacker International Airport has an on-time arrival rate of 75%.

About Denver International Airport (DEN)

  • Consider checking in to Baymont by Wyndham Denver International Airport after your flight from Columbus to Denver International Airport. It's a quick drive from DEN and a good option if you're eager to get some rest right away.

  • To get the best deal, book your ride around one week ahead of your Columbus to Denver International Airport flight.

  • You'll find DEN at 8500 Pena Boulevard.

Getting from Denver International Airport (DEN) to central Denver

  • Denver International Airport is around 40 kilometres from central Denver. It takes around 35 minutes or so to drive to the city.

  • Travelling by public transport will take you around 35 minutes.

How to find the cheapest flights from Columbus to Denver International Airport (DEN)

  • R 1,518 is the lowest price for a one-way ticket from Columbus to Denver International Airport. Return flights start at R 3,324. These fares can change depending on availability.

  • To pick up cheap flights from Columbus to DEN, book ahead. Airlines usually offer lower fares when tickets first go on sale.

  • The 'Whole month' tool shows you the cheapest Columbus to Denver International Airport tickets across the entire month. It's a good way to find a bargain if your travel plans aren't set in stone.

  • Locking in a cheap plane ticket from Columbus to DEN is easy with Price Alerts. Simply create one of these automatic alerts and we'll notify you when there's a better deal.

  • Tailor your flights using filters. Select your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Columbus to Denver International Airport.

The best time to fly from Columbus to Denver International Airport (DEN)

  • July is the most popular month for flights from Columbus to Denver International Airport (DEN). Plan your visit to Denver in December if you'd rather be there when it's quieter.

  • When booking your Columbus to DEN plane ticket, consider the kind of weather forecast you're hoping for. July is the warmest month in Denver, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • Look for cheap tickets from Columbus to Denver International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -9ºC (16ºF) and 7ºC (45ºF).

More about Denver

  • Start your Denver trip right by choosing the ideal place to stay. As soon as you've booked your flight from Columbus to Denver International Airport, browse our selection of hotels including:

  • There are so many things to explore in this city, it can be tricky to know where to begin. Denver Art Museum, Meow Wolf Denver's Convergence Station and Ballpark are top attractions which should feature on every Denver itinerary.

Explore more of the United States

  • Colorado Springs is just one of the many places in the United States waiting to be explored once you've seen the sights of Denver. Around 113 kilometres away to the south, popular attractions include Garden of the Gods, Pikes Peak Region Attractions and Red Rock Canyon.

  • If you're ready to explore another side of the United States, head for Pueblo, roughly 177 kilometres south of Denver. Rosemount Museum, Cathedral of the Sacred Heart and Sangre de Cristo Arts & Conference Centre are among the biggest draws.

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