Denver to Fairfax (DEN-CID): nonstop flights and who flies them

United Airlines and Frontier Airlines fly nonstop between Denver (DEN) and Fairfax (CID), roughly 41 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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41
Nonstop flights a week
692 mi
Nonstop distance
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Denver to Fairfax flight schedule

Scheduled nonstop departures for DEN to CID, 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 Denver (DEN) to Fairfax (CID)
Date Flight Airline Departs DEN Arrives CID Duration Aircraft
UA 2742United Airlines10:1013:071h 57m738
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 5447United Airlines20:4323:442h 1mE7W
UA 6009United Airlines20:4323:442h 1mE7W
UA 2742United Airlines10:1013:071h 57m738
F9 4386Frontier Airlines11:1014:102h32N
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 5447United Airlines20:4323:442h 1mE7W
UA 6009United Airlines20:4323:442h 1mE7W
UA 2742United Airlines10:1013:071h 57m738
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 5447United Airlines20:4323:442h 1mE7W
UA 6009United Airlines20:4323:442h 1mE7W
UA 2742United Airlines10:1013:071h 57m738
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 2742United Airlines10:1013:071h 57m738
F9 4386Frontier Airlines11:1014:102h32N
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 5447United Airlines20:4323:442h 1mE7W
UA 6009United Airlines20:4323:442h 1mE7W
UA 2742United Airlines10:1013:071h 57m738
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739
UA 5447United Airlines20:4323:442h 1mE7W
UA 6009United Airlines20:4323:442h 1mE7W
UA 2742United Airlines10:1013:071h 57m738
UA 5677United Airlines13:4016:452h 5mE7W
UA 1118United Airlines17:5520:531h 58m739
UA 792United Airlines17:5520:531h 58m739

Showing all 40 scheduled DEN to CID 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 DEN to CID date on the interactive map

The full DEN to CID nonstop schedule

United Airlines and Frontier Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full DEN to CID 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 DEN to CID 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 DEN to CID on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Denver to Fairfax nonstop

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

See DEN to CID on the interactive map →

Frequently asked questions about DEN to CID

How far is Fairfax from Denver?
DEN to CID covers about 692 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 DEN to CID?
United Airlines and Frontier Airlines fly the route nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the DEN to CID schedule rather than a space claim.
How many flights a week are there from DEN to CID?
About 41 nonstop flights a week run between Denver and Fairfax 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 DEN to CID depart?
Scheduled DEN to CID nonstops in the next 7 days with service leave between 10:10 and 20:43, local time at Denver. 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 DEN to CID?
Not on this route: none of United Airlines and Frontier Airlines is a carrier 2LNR reads inventory for. The page carries the full DEN to CID nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full DEN to CID 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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