Chicago O'Hare (ORD) to Denver (DEN)

Distance, flight time and the air traffic controllers who guide you.

Quick answer

Chicago O'Hare (ORD) to Denver (DEN) is 886 miles in a straight line, about 2h 16m gate to gate. Your flight is handed between 7 air traffic control facilities along the way.

886miles
770nautical miles
1,426kilometers
~2h 16mestimated flight time
−1 htime change on arrival
Westinitial heading

Who handles your flight

Every airliner is passed from one air traffic control facility to the next. On the most direct path, these are the teams that guide you, in order. Weather and traffic can send a flight through other centers, so your actual flight may differ a little.

  1. ORDTowerChicago O'Hare Tower (ORD)Clears you for takeoffThank them →
  2. C90TRACONChicago TRACON (C90)Guides the climb outThank them →
  3. ZAUCenterChicago ARTCC (ZAU)Takes over at cruising altitudeThank them →
  4. ZMPCenterMinneapolis ARTCC (ZMP)Keeps you separated en routeThank them →
  5. ZDVCenterDenver ARTCC (ZDV)Starts your descentThank them →
  6. D01TRACONDenver TRACON (D01)Lines you up for the approachThank them →
  7. DENTowerDenver International Tower (DEN)Clears you to landThank them →

Flying the other way

Denver (DEN) to Chicago O'Hare (ORD)

DEN → D01 → ZDV → ZMP → ZAU → C90 → ORD

About the airports

Chicago O'Hare International Airport

Chicago, IL

Codes: ORD · KORD

Time zone: Central

Control tower: Chicago O'Hare Tower (ORD)

Thank the tower →

Denver International Airport

Denver, CO

Codes: DEN · KDEN

Time zone: Mountain

Control tower: Denver International Tower (DEN)

Thank the tower →

More routes

All flight routes →

How we figure this out

Distance is the great-circle distance between the two airports, the shortest path over the curved Earth. Flight time assumes an average airliner speed of about 500 mph plus about 30 minutes for taxi, takeoff and landing. The list of facilities follows the same path, using each airport's tower and approach control and the FAA's en route center boundaries.

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Common questions

How long is the flight from Chicago O'Hare (ORD) to Denver (DEN)?

About 2h 16m gate to gate for the 886-mile trip. Flying west, you often fight a headwind, so it can take a little longer.

How far is Chicago O'Hare (ORD) from Denver (DEN)?

886 miles (770 nautical miles, 1,426 km) in a straight line. The path your flight actually takes is usually a little longer.

Which air traffic controllers handle a flight from Chicago O'Hare (ORD) to Denver (DEN)?

Usually 7 facilities: Chicago O'Hare Tower (ORD), Chicago TRACON (C90), Chicago ARTCC (ZAU), Minneapolis ARTCC (ZMP), Denver ARTCC (ZDV), Denver TRACON (D01) and Denver International Tower (DEN). You can thank each one on its own wall at Thank ATC.

Is there a time change between Chicago O'Hare (ORD) and Denver (DEN)?

Yes. Denver (DEN) is 1 hour behind Chicago O'Hare (ORD).

Updated October 2026

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