Cleveland to Denver (CLE-DEN): nonstop flights and who flies them

United Airlines and Frontier Airlines fly nonstop between Cleveland (CLE) and Denver (DEN), roughly 35 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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35
Nonstop flights a week
1,199 mi
Nonstop distance
Free
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Cleveland to Denver flight schedule

Scheduled nonstop departures for CLE to DEN, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Cleveland (CLE) to Denver (DEN)
Date Flight Airline Departs CLE Arrives DEN Duration Aircraft
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines11:1012:263h 16m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N
UA 690United Airlines09:0010:183h 18m7M8
UA 2246United Airlines10:5312:113h 18m7M8
F9 4639Frontier Airlines12:0313:293h 26m32Q
UA 486United Airlines16:3517:553h 20m739
F9 1917Frontier Airlines21:5923:273h 28m32N

Showing all 35 scheduled CLE to DEN departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every CLE to DEN date on the interactive map

The full CLE to DEN nonstop schedule

United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full CLE to DEN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each CLE to DEN departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See CLE to DEN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Cleveland to Denver nonstop

Carriers operating CLE to DEN nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See CLE to DEN on the interactive map →

Frequently asked questions about CLE to DEN

How far is Denver from Cleveland?
CLE to DEN covers about 1,199 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from CLE to DEN?
United Airlines and Frontier Airlines fly the route nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the CLE to DEN schedule rather than a space claim.
How many flights a week are there from CLE to DEN?
About 35 nonstop flights a week run between Cleveland and Denver in the current schedule, operated by United Airlines and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from CLE to DEN depart?
Scheduled CLE to DEN nonstops in the next 7 days with service leave between 09:00 and 21:59, local time at Cleveland. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on CLE to DEN?
Not on this route: none of United Airlines and Frontier Airlines is a carrier 2LNR reads inventory for. The page carries the full CLE to DEN nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full CLE to DEN nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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