What you're seeing over Denver
Most jets over Denver are heading to or from Denver International, which sits out on the plains about 25 miles northeast of downtown. United, Southwest and hometown Frontier all run big operations there, making DEN one of the busiest airports in the world. Because the airport is so far from the city, the jets you see over central Denver are usually several thousand feet up, on arrival or departure routes rather than right on final approach.
Denver's sky has some unique features. The Rocky Mountains to the west mean many transcontinental flights cross the region at cruise altitude, and strong westerly winds aloft can create turbulence and dramatic lenticular clouds. Centennial Airport south of the city is one of the busiest general aviation airports in the country, Rocky Mountain Metropolitan near Broomfield adds more business jets, and Buckley Space Force Base in Aurora flies Air National Guard F-16s. The live map helps sort out what's overhead, and our guide on altitude numbers is especially useful here, since Denver itself sits a mile above sea level.
Airports near Denver
- major hubDENDenver International Airport
KDEN · 19 miles northeast of downtown
A huge airport with six runways, a major United hub and big Southwest and Frontier bases. Live traffic at DEN ↗ - relieverAPACentennial Airport
KAPA · 14 miles southeast of downtown
One of the busiest general aviation airports in the country, south of Denver. Live traffic at APA ↗ - relieverBJCRocky Mountain Metropolitan Airport
KBJC · 14 miles northwest of downtown
A general aviation and business-jet airport between Denver and Boulder. Live traffic at BJC ↗ - militaryBKFBuckley Space Force Base
KBKF · 13 miles east of downtown
A Space Force base in Aurora hosting the Colorado Air National Guard's F-16s. Live traffic at BKF ↗ - general aviationKFTGColorado Air and Space Port
KFTG · 24 miles east of downtown
A general aviation airport east of the city, formerly Front Range Airport. Live traffic at KFTG ↗
Common traffic over Denver
United's Denver hub is one of its largest, with 737 MAX 9s, A320-family jets, 757s, 787s and regional jets. Southwest runs one of its biggest operations at DEN with 737s, and Frontier flies its A320neo-family jets from its hometown base. Delta, American, Alaska and international carriers including Lufthansa and British Airways fill in.
DEN's runways are laid out in a pinwheel, four north-south and two east-west, so the airport can handle almost any wind. In plain English:
- North-south flows are the most common. Arrivals descend from the south over Aurora or from the north over Brighton, and departures climb out in the opposite direction.
- East-west runways are used for departures heading west toward the mountains and for some arrivals in strong west winds.
Over central Denver, most airliners are at 10,000 feet or higher, often on departure routes heading west over the mountains. Business jets heading to Centennial and Rocky Mountain Metropolitan, plus private planes heading to ski resorts in winter, add more traffic.
Military flying comes from Buckley, where the Colorado Air National Guard flies F-16s. Helicopters include Flight For Life and other medevac services, Denver Police, and news crews. Strong winds over the Rockies, known as mountain wave, can cause turbulence at all altitudes, and spring and winter storms can bring heavy snow and deicing delays.
Aircraft you'll often see here
Boeing 737 MAX 9
narrowbody airliner
Boeing 737-800
narrowbody airliner
Airbus A320neo
narrowbody airliner
Airbus A321neo
narrowbody airliner
Boeing 737 MAX 8
narrowbody airliner
Embraer E175
regional jet
Pilatus PC-12
single-engine business turboprop
Cessna Citation Excel / XLS
midsize business jet
Plane-spotting tips for Denver
DEN's location on the plains offers lots of open views, and the area around the airport's south side, near Pena Boulevard and the roads leading to the terminal, is good for watching arrivals. Centennial Airport has a restaurant overlooking the runway, popular with families. From downtown, the best views of DEN traffic come from high floors looking northeast. Denver's clear, dry air gives excellent visibility most of the year, and the mountain backdrop makes for great photos. The Wings Over the Rockies Air and Space Museum, in a historic hangar at the former Lowry Air Force Base, has an extensive collection. Winter storms can cut visibility quickly, but the clear days that follow are often spectacular, with jets climbing past snow-covered peaks.
Denver sky questions
Why are planes so high over downtown Denver?
Denver International is about 25 miles northeast of downtown, so jets over the city are usually on climb or descent routes at 10,000 feet or higher rather than on final approach.
Why does Denver's airport have so many runways?
DEN's six runways are laid out in a pinwheel so the airport can handle nearly any wind direction, and Denver's weather can change quickly.
Why is it so bumpy flying over Denver?
Strong winds flowing over the Rocky Mountains create mountain wave and turbulence that can be felt even at cruise altitude, especially in winter and spring.
Nearby cities
Planes over Salt Lake City (371 mi) · Planes over Oklahoma City (504 mi) · Planes over Kansas City (557 mi) · Planes over Phoenix (586 mi)