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Atlanta (ATL) to Chicago (ORD)

607mi
976 km527 nm

Flight time

≈ 2h 01m

Bearing

343° N

Atlanta (ATL) to Chicago (ORD) is 607 miles (976 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: ATL → ORDATLORD

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What actually flies ATL–ORD

US DOT T-100 · filed data

In April 2026, Delta Air Lines operated the most departures, one of 9 carriers flying nonstop ATL–ORD; the Boeing 737-800 was the most common aircraft at 21% of departures; flights ran 77% full.

Departures

1,072

April 2026

Seats

173,821

both directions

Passengers

133,293

both directions

Load factor

76.7%

passengers ÷ seats

Who flies ATL–ORD?

Delta Air Lines operated the most nonstop ATL–ORD departures in April 2026 (426), one of 9 carriers on the route.

  • DL

    Delta Air Lines

    426 departures · 75,460 seats

    81.1%

    Load

  • UA

    United Airlines

    274 departures · 42,137 seats

    75.3%

    Load

  • AA

    American Airlines

    150 departures · 19,374 seats

    64.2%

    Load

  • F9

    Frontier Airlines

    109 departures · 24,442 seats

    74.0%

    Load

  • MQ

    Envoy Air

    74 departures · 5,624 seats

    84.3%

    Load

  • NK

    Spirit Airlines

    26 departures · 5,588 seats

    77.5%

    Load

  • YX

    Republic Airways

    9 departures · 684 seats

    80.7%

    Load

  • SY

    Sun Country Airlines

    2 departures · 372 seats

    27.7%

    Load

  • OO

    SkyWest Airlines

    2 departures · 140 seats

    65.0%

    Load

What plane flies ATL–ORD?

In April 2026, the Boeing 737-800 flew 21% of ATL–ORD departures — more than any other aircraft type.

How has ATL–ORD traffic changed?

Nonstop ATL–ORD departures fell from 1,114 in May 2025 to 1,072 in April 2026.

Monthly nonstop ATL–ORD traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • May 2025

    1,114 departures · 145,499 passengers

    83.7%

    Load

  • June 2025

    1,109 departures · 151,362 passengers

    85.2%

    Load

  • July 2025

    1,108 departures · 156,269 passengers

    86.6%

    Load

  • August 2025

    1,126 departures · 148,245 passengers

    83.8%

    Load

  • September 2025

    1,093 departures · 136,719 passengers

    81.8%

    Load

  • October 2025

    1,142 departures · 148,586 passengers

    81.7%

    Load

  • November 2025

    1,004 departures · 118,417 passengers

    74.8%

    Load

  • December 2025

    952 departures · 122,156 passengers

    82.4%

    Load

  • January 2026

    873 departures · 100,240 passengers

    75.0%

    Load

  • February 2026

    893 departures · 103,016 passengers

    76.3%

    Load

  • March 2026

    974 departures · 119,377 passengers

    80.4%

    Load

  • April 2026

    1,072 departures · 133,293 passengers

    76.7%

    Load

By direction

The DOT files each direction separately — they rarely match.

ORD → ATL

74.2% full

541 departures · 65,535 passengers

ATL → ORD

79.2% full

531 departures · 67,758 passengers

Nonstop ATL–ORD traffic has been filed with the US DOT since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.

The airports

ATL

Atlanta

US

Hartsfield Jackson Atlanta International Airport

Coordinates

33.64°N, 84.43°W

Hemisphere

N · W

ORD

Chicago

US

Chicago O'Hare International Airport

Coordinates

41.98°N, 87.90°W

Hemisphere

N · W

Frequently asked

How far is Atlanta (ATL) from Chicago (ORD)?

ATL to ORD is 607 miles (976 km / 527 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from ATL to ORD?

A nonstop covers the 607-mile great-circle distance in roughly 2h 01m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies ATL–ORD?

In April 2026, the Boeing 737-800 flew the largest share of departures (20.9%), followed by the Boeing 737-900ER (18.2%).

What mileage do I earn flying ATL–ORD?

Distance-based programs credit off the 607-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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