$346 Cheap Flights from Columbus to Denver International in 2025

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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? Find the lowest prices on one-way and return tickets right here.

Denver.$345 per passenger.Departing Thu, 22 May, returning Sun, 25 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Port Columbus on Thu, 22 May, arriving in Denver International.Inbound direct flight with Frontier Airlines departs from Denver International on Sun, 25 May, arriving in Port Columbus.Price includes taxes and charges.From $345, select.

Denver.$354 per passenger.Departing Thu, 12 Jun, returning Sun, 15 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Port Columbus on Thu, 12 Jun, arriving in Denver International.Inbound direct flight with Frontier Airlines departs from Denver International on Sun, 15 Jun, arriving in Port Columbus.Price includes taxes and charges.From $354, select.

Denver.$418 per passenger.Departing Thu, 24 Jul, returning Sat, 26 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Thu, 24 Jul, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 26 Jul, arriving in Port Columbus.Price includes taxes and charges.From $418, select.

Denver.$431 per passenger.Departing Thu, 10 Jul, returning Sun, 13 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Port Columbus on Thu, 10 Jul, arriving in Denver International.Inbound direct flight with Frontier Airlines departs from Denver International on Sun, 13 Jul, arriving in Port Columbus.Price includes taxes and charges.From $431, select.

Denver.$434 per passenger.Departing Thu, 7 Aug, returning Sun, 10 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Thu, 7 Aug, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sun, 10 Aug, arriving in Port Columbus.Price includes taxes and charges.From $434, select.

Denver.$473 per passenger.Departing Wed, 27 Aug, returning Tue, 2 Sep.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Port Columbus on Wed, 27 Aug, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Tue, 2 Sep, arriving in Port Columbus.Price includes taxes and charges.From $473, select.

Denver.$473 per passenger.Departing Tue, 5 Aug, returning Tue, 12 Aug.Return flight with United.Outbound direct flight with United departs from Port Columbus on Tue, 5 Aug, arriving in Denver International.Inbound direct flight with United departs from Denver International on Tue, 12 Aug, arriving in Port Columbus.Price includes taxes and charges.From $473, select.

Denver.$473 per passenger.Departing Wed, 28 May, returning Wed, 4 Jun.Return flight with United.Outbound direct flight with United departs from Port Columbus on Wed, 28 May, arriving in Denver International.Inbound direct flight with United departs from Denver International on Wed, 4 Jun, arriving in Port Columbus.Price includes taxes and charges.From $473, select.

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 May.

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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 found	$345
Cheapest month to fly	May
Average flight time	3 hrs, 12 mins
Most popular airline	Southwest Airlines
Average flights per week	36

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

How much are return flights from Columbus to Denver International?

The best price we found for a return flight from Columbus to Denver International is $346. 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.

How long does it take to fly from Columbus to Denver International?

3 hours and 12 minutes is the average flight time from Columbus to Denver International.

Which airlines fly direct from Columbus to Denver International?

Southwest Airlines, United and Frontier Airlines fly direct from Columbus to Denver International.

How many flights are there a week from Columbus to Denver International?

As of May 2025, there are 36 flights per week flying from Columbus to Denver International.

When is the cheapest time to fly from Columbus to Denver International?

The cheapest month to fly from Columbus to Denver International is usually May 2025.

Which upcoming date is cheapest to fly from Columbus to Denver International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Columbus to Denver International Airport on Thursday, 22 May 2025.

Can I get a direct flight from Columbus to Denver International Airport?

Yes – the average flight time is 3 hours and 12 minutes.

How can I find the best flight deal to Denver International?

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.

When is the best time to book flights to Denver?

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.

Which is the cheapest airline to fly from Columbus to Denver International with?

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

Travelling from Columbus to Denver International Airport (DEN): what you need to know

Your next great adventure starts at one of Columbus's main airports, John Glenn Columbus International Airport (CMH) or Rickenbacker International Airport (LCK). Check out your options for booking a flight from Columbus to Denver International Airport (DEN) leaving from either of these bases.
Expect to be in the air for 3 hours 12 minutes. On average, that's the time it takes for a direct flight from Columbus to Denver International Airport.
The timezone in Denver is UTC-6, which is 2 hours behind Columbus. Denver International Airport is located in Denver.
John Glenn Columbus International Airport (CMH) to Denver International Airport (DEN) is the most popular route. There are 38 direct weekly departures to pick from. If you have things to do before leaving, hop on the last flight with Frontier Airlines at 21:59. Choose the first CMH to DEN departure operated by Southwest Airlines at 05:10 if you want to get going earlier.
Your flight from Columbus to DEN won't wait if you're running late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.
Hopping on a plane during a peak time like July? High seasons (like summer, Thanksgiving, Christmas and spring break) can 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)

John Glenn Columbus International Airport (CMH) makes it easy to travel directly to your destination. Nonstop flights from Columbus to Denver International Airport (DEN) take off from this terminal.
At CMH, there's a range of carriers that operate direct flights from Columbus to Denver International Airport, including:
CMH is around 13 kilometres from central Columbus. To help you work out how to get there, use Google Maps. This handy travel app will give you the best route and your public transport options.
Have an early flight from Columbus to Denver International Airport? Avoid the stress of rushing to the terminal (and catch some extra z's) by choosing one of these hotels close to John Glenn Columbus International Airport:

About Denver International Airport (DEN)

Get off your flight from Columbus to Denver International Airport and jump into your hotel bed soon after. If you're searching for a comfortable option a short journey from DEN, stay at SpringHill Suites Denver Airport.

Getting from Denver International Airport (DEN) to central Denver

Denver International Airport to central Denver takes around 34 minutes in a car. It's approximately 40 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing.
It'll take around 1 hour and 31 minutes if you're travelling on public transport.

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

For a one-way ticket from Columbus to Denver International Airport, $167 is the best price we've seen. You can also book a return flight from just $346. These are currently the lowest fares and may differ based on availability.
You're more likely to score flight tickets from Columbus to DEN when you book 8 months ahead of takeoff. We crunched the flight price data and found that's the time fares for this journey are typically at their lowest.
You'll snag the best savings on your tickets from Columbus to Denver International Airport by travelling in May. Take it one step further and use the 'Whole month' tool to find the cheapest day to fly.
Create a Price Alert for flight tickets from Columbus to DEN. You don't need to check every day to find out if fares have dropped. We'll notify you as soon as the price changes.
Use the filters to tailor your flights from Columbus to Denver International Airport. Pick your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

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

April is the quietest time of year to fly to Denver. Alternatively, join the crowds and visit in July. This is the most popular month for flights from Columbus to Denver International Airport, but the best time to go is up to you.
Think about the type of weather that'll work with your plans for Denver. July is known as the warmest month. Lock in your flights from Columbus to DEN during then and you can expect temperatures of between 14ºC and 32ºC.
Look for cheap flights from Columbus to Denver International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -9ºC and 7ºC on average.

More about Denver

After booking your flight from Columbus to Denver International Airport, think about where to rest your head in this city. Make one of these accommodation options your base for exploring Denver:
There are so many things to discover in this city it can be difficult to know where to begin. Denver Art Museum, Union Station and Denver Botanic Gardens are top sights which should feature on every Denver itinerary.

Complete your Denver trip with a car rental

After you've booked your hotel and cheap flight from Columbus to Denver International Airport, the next step is choosing one of our car rentals in Denver. Check out the deals and instantly compare your options on price, fuel policies, and more.