Salt Lake City to Denver (SLC-DEN): nonstop upgrade & award space

United Airlines, Delta Air Lines, and Frontier Airlines fly nonstop between Salt Lake City (SLC) and Denver (DEN), roughly 136 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. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every SLC to DEN departure, so you know which flights have space before you book.

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

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136
Nonstop flights a week
389 mi
Nonstop distance
Free
To get started

Salt Lake City to Denver flight schedule

Scheduled nonstop departures for SLC 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 Salt Lake City (SLC) to Denver (DEN)
Date Flight Airline Departs SLC Arrives DEN Duration Aircraft
UA 5683United Airlines05:2006:561h 36mE7W
UA 1232United Airlines07:0008:371h 37m739
F9 3862Frontier Airlines08:0009:431h 43m32N
DL 1317Delta Air Lines08:1509:501h 35m320
UA 5642United Airlines08:3010:271h 57mE7W
DL 1553Delta Air Lines10:3412:091h 35m221
UA 2090United Airlines10:4012:281h 48m7M8
F9 3220Frontier Airlines11:4013:181h 38m32N
UA 4720United Airlines13:0814:551h 47mE7W
F9 3982Frontier Airlines13:3115:081h 37m32N
UA 1662United Airlines14:4516:261h 41m320
DL 1623Delta Air Lines15:2917:021h 33m221
F9 4236Frontier Airlines16:1617:501h 34m321
DL 1586Delta Air Lines17:4019:101h 30m320
UA 1910United Airlines17:5719:401h 43m738
UA 1943United Airlines18:0319:441h 41m319
UA 2740United Airlines18:0319:441h 41m319
DL 1667Delta Air Lines18:3020:051h 35m221
UA 520United Airlines19:1520:561h 41m320
UA 5683United Airlines05:2006:561h 36mE7W
UA 1232United Airlines07:0008:371h 37m739
F9 3862Frontier Airlines08:0009:431h 43m32N
DL 1317Delta Air Lines08:1509:501h 35m320
UA 5642United Airlines08:3010:271h 57mE7W
DL 1553Delta Air Lines10:3412:091h 35m221
UA 2090United Airlines10:4012:281h 48m7M8
F9 3220Frontier Airlines11:4013:181h 38m321
UA 4720United Airlines13:0814:551h 47mE7W
UA 1662United Airlines14:4516:261h 41m320
DL 1623Delta Air Lines15:2917:021h 33m221
F9 4236Frontier Airlines16:1617:501h 34m321
DL 1586Delta Air Lines17:4019:101h 30m320
UA 1910United Airlines17:5719:401h 43m738
UA 1943United Airlines18:0319:441h 41m319
UA 2740United Airlines18:0319:441h 41m319
DL 1667Delta Air Lines18:3020:051h 35m221
F9 4252Frontier Airlines21:2823:071h 39m320
UA 5683United Airlines05:2006:561h 36mE7W
UA 1232United Airlines07:0008:371h 37m739
F9 3862Frontier Airlines08:0009:431h 43m320

Showing the first 40 of 128 scheduled SLC to DEN departures across the next 7 days with service. Every remaining date is 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 SLC to DEN date on the interactive map

Confirmed upgrade & award space on SLC to DEN departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Salt Lake City to Denver to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each SLC 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 SLC to DEN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Salt Lake City to Denver nonstop

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

See SLC to DEN on the interactive map →

Frequently asked questions about SLC to DEN

How far is Denver from Salt Lake City?
SLC to DEN covers about 389 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 SLC to DEN?
United Airlines, Delta Air Lines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from SLC to DEN?
About 136 nonstop flights a week run between Salt Lake City and Denver in the current schedule, operated by United Airlines, Delta Air Lines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SLC to DEN depart?
Scheduled SLC to DEN nonstops in the next 7 days with service leave between 05:20 and 21:28, local time at Salt Lake City. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on SLC to DEN?
Open the SLC to DEN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss SLC to DEN upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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