ORD → ATL

F91442

F91442 (Frontier Airlines) flies Chicago to Atlanta. Of 383 departures recorded from October 2024 to July 2026, 61.6% left on time, according to the US BTS.

Recorded departures by month

Months without data are left blank.

The most recent periods18 periods
PeriodDepartures 2025Departures 2026Change vs last year
January1611▼ 31.3%
February2113▼ 38.1%
March228▼ 63.6%
April22––
May277▼ 74.1%
June2917▼ 41.4%
July3018▼ 40.0%
August27––
September22––
October23–in progress
November25––
December3––

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

Months without data are left blank.

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods18 periods
PeriodOn time 2025On time 2026Change vs last year
January73.3%81.8%▲ 11.6%
February61.9%76.9%▲ 24.3%
March57.1%42.9%▼ 25.0%
April50.0%––
May70.4%71.4%▲ 1.5%
June46.4%82.4%▲ 77.4%
July43.3%93.8%▲ 116.4%
August48.2%––
September45.5%––
October69.6%–in progress
November66.7%––
December33.3%––

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods18 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January10▼ 100.0%
February00–
March110.0%
April0––
May00–
June10▼ 100.0%
July02–
August0––
September0––
October0–in progress
November4––
December0––

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

Cancellation share

  • Not cancelled 97.1% 372
  • Cancelled 2.9% 11

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
ORD ATL Chicago O'Hare International Airport – Hartsfield Jackson Atlanta International Airport 976 42.0 min 61.6% 383
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 13 12 75.0% 1
November 2024 14 14 71.4% 0
December 2024 15 15 53.3% 0
January 2025 16 15 73.3% 1
February 2025 21 21 61.9% 0
March 2025 22 21 57.1% 1
April 2025 22 22 50.0% 0
May 2025 27 27 70.4% 0
June 2025 29 28 46.4% 1
July 2025 30 30 43.3% 0
August 2025 27 27 48.2% 0
September 2025 22 22 45.5% 0
October 2025 23 23 69.6% 0
November 2025 25 21 66.7% 4
December 2025 3 3 33.3% 0
January 2026 11 11 81.8% 0
February 2026 13 13 76.9% 0
March 2026 8 7 42.9% 1
May 2026 7 7 71.4% 0
June 2026 17 17 82.4% 0
July 2026 18 16 93.8% 2

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