$154 Cheap United flights Columbus (CMH) to Denver (DEN)

Finding cheap one-way United Airlines flights from CMH to DEN from $154 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $307 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

United Airlines flights to Denver tend to be cheaper in the quieter months of January and November. Whether you’re after a one-way or a return ticket, you could land a better deal then.

Look for affordable United Airlines flights from John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the best day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN) on any of United Airlines’s 14 weekly direct flights. Make use of our “Nonstop” and “Airline” filters to find the United Airlines flight that’ll land at DEN at a time that suits you.

Take off from John Glenn Columbus Intl. Airport (CMH) for Denver Intl. Airport (DEN) on a nonstop United Airlines flight, and you’ll be in the air for approximately 3h 27m.

United Airlines has the most flights from John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN) on Thursday. With up to 2 daily departures, you’ll get the most flexibility on this day.

Departing CMH at 8:43AM UTC-5, the earliest United Airlines flight to DEN arrives at 10:12AM UTC-7. Traveling early means you’ll be less likely to encounter delays or cancellations.* After something later? The last United Airlines flight from CMH to DEN departs at 4:35PM UTC-5 and touches down at 6:01PM UTC-7.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Denver Intl. Airport (DEN) is the main Denver gateway for United Airlines flights from John Glenn Columbus Intl. Airport (CMH).

Depart from CMH to DEN with United Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN) route, United Airlines typically flies Airbus A320 and Airbus A319 planes. Don’t forget that last-minute changes are possible for operational needs, so your flight may be on a different aircraft.

Changes are typically free within 24 hours of booking, but your airline may add a charge after that. For more information about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without additional costs, tick the “Changes included” and “No cancel fee” filters when organizing your next trip.