$109 Cheap Flights from Columbus (CMH) to Denver (DEN)

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Find available prices by choosing your travel dates.

Cheap Flights from Columbus to Denver (CMH-DEN)

Prices were available within the past 7 days and start at $109 for one-way flights and $230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Southwest Airlines
Frontier Airlines
Sun Country Airlines
Sun Country Airlines
Sun Country Airlines
Frontier Airlines
Delta
American Airlines
Flights from Columbus (CMH) to Denver (DEN)
Origin airport
John Glenn Columbus Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$230
Distance
1151 mi

Columbus to Denver Flights

The cheapest times to fly from Columbus to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Columbus to Denver are during the month of May. You can find some of the cheapest flights from Columbus to Denver with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Columbus to Denver

Sunday is one of the best days to book for cheap flights from Columbus to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Columbus to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Columbus to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Columbus to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Columbus to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from CMH to Denver Intl. Airport (DEN)?
With United Airlines, a direct flight takes about 3 hours and 13 minutes. Step on board the 9:10AM flight from John Glenn Intl. Airport and land at Denver Intl. Airport (DEN) at 10:23AM. Score a great deal on this and other routes when you purchase your ticket with Expedia.
Is it cheaper to buy a plane ticket from John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN) last minute?
Being a spontaneous soul is an awesome way to explore the globe, but it isn’t necessarily the wisest way to score a bargain plane ticket. It’s better to book your John Glenn Columbus Intl. Airport (CMH) to DEN trip well ahead of time instead of leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save up that spontaneity for when you arrive at your destination!
What airports do you fly into for Denver from Columbus?
From Columbus, you can journey to Denver via Denver Intl. Airport (DEN), Centennial Airport (APA) and Broomfield, CO (BJC-Rocky Mountain Metropolitan). It’s a good idea to check which airport is the best option for you before you make a decision. If you choose Denver Intl. Airport (DEN), it’s roughly 19 mi east of downtown. Use the dough you save when booking your ticket with Expedia to explore the city’s popular sights, such as Empower Field at Mile High and Coors Field.
What are the most popular departure times for flights from CMH to Denver Intl. Airport (DEN)?
The most popular departure times for flights from John Glenn Columbus Intl. Airport (CMH) to DIA airport fall between 9:00 AM - 10:00 AM on United Airlines. A good tip is to head out in the morning. The earlier you travel, the better your chances of arriving on time with lighter air traffic in the sky.
Can I change the date of my flight from John Glenn Intl. Airport to DEN?
It’s easy to make changes to your John Glenn Intl. Airport to DIA airport trip yourself. Simply go to the Expedia Trips portal and click on “change flight.” Look for new flights and book the one that fits your plans. You’ll see an estimate of any flight change fees. You can also find your way to our Customer Service portal to chat to our Virtual Agent and quickly get answers to your questions.

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*Available to One Key members.