Chicago O'Hare (ORD) to Atlanta (ATL)

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

Quick answer

Chicago O'Hare (ORD) to Atlanta (ATL) is 607 miles in a straight line, about 1h 43m gate to gate. Your flight is handed between 8 air traffic control facilities along the way.

607miles
527nautical miles
976kilometers
~1h 43mestimated flight time
+1 htime change on arrival
Southinitial 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. ZIDCenterIndianapolis ARTCC (ZID)Keeps you separated en routeThank them →
  5. ZMECenterMemphis ARTCC (ZME)Keeps you separated en routeThank them →
  6. ZTLCenterAtlanta ARTCC (ZTL)Starts your descentThank them →
  7. A80TRACONAtlanta TRACON (A80)Lines you up for the approachThank them →
  8. ATLTowerAtlanta Hartsfield-Jackson Tower (ATL)Clears you to landThank them →

Flying the other way

Atlanta (ATL) to Chicago O'Hare (ORD)

ATL → A80 → ZTL → ZME → ZID → 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 →

Hartsfield Jackson Atlanta International Airport

Atlanta, GA

Codes: ATL · KATL

Time zone: Eastern

Control tower: Atlanta Hartsfield-Jackson Tower (ATL)

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 Atlanta (ATL)?

About 1h 43m gate to gate for the 607-mile trip.

How far is Chicago O'Hare (ORD) from Atlanta (ATL)?

607 miles (527 nautical miles, 976 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 Atlanta (ATL)?

Usually 8 facilities: Chicago O'Hare Tower (ORD), Chicago TRACON (C90), Chicago ARTCC (ZAU), Indianapolis ARTCC (ZID), Memphis ARTCC (ZME), Atlanta ARTCC (ZTL), Atlanta TRACON (A80) and Atlanta Hartsfield-Jackson Tower (ATL). You can thank each one on its own wall at Thank ATC.

Is there a time change between Chicago O'Hare (ORD) and Atlanta (ATL)?

Yes. Atlanta (ATL) is 1 hour ahead of Chicago O'Hare (ORD).

Updated October 2026

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