ATL → CMH

DL1459

DL1459 (Delta Air Lines) flies Atlanta to Columbus. Of 636 departures recorded from October 2024 to July 2026, 77.7% left on time, according to the US BTS.

Recorded departures by month

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January31310.0%
February28280.0%
March31310.0%
April30300.0%
May3120▼ 35.5%
June3027▼ 10.0%
July3123▼ 25.8%
August31––
September30––
October31–in progress
November30––
December31––
Year to date (Jan–Jul)212190▼ 10.4%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

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

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January83.3%80.0%▼ 4.0%
February92.9%92.9%0.0%
March83.9%72.4%▼ 13.7%
April73.3%79.3%▲ 8.2%
May74.2%70.0%▼ 5.6%
June55.2%85.2%▲ 54.4%
July66.7%39.1%▼ 41.3%
August74.2%––
September93.3%––
October93.6%–in progress
November82.8%––
December74.2%––
Year-to-date average (Jan–Jul)75.6%74.1%▼ 2.0%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January110.0%
February00–
March02–
April01–
May00–
June10▼ 100.0%
July10▼ 100.0%
August0––
September0––
October0–in progress
November1––
December0––
Year to date (Jan–Jul)34▲ 33.3%

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 98.7% 628
  • Cancelled 1.3% 8

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
ATL CMH Hartsfield Jackson Atlanta International Airport – John Glenn Columbus International Airport 720 11.6 min 77.7% 636
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 90.0% 0
November 2024 30 30 83.3% 0
December 2024 31 31 64.5% 0
January 2025 31 30 83.3% 1
February 2025 28 28 92.9% 0
March 2025 31 31 83.9% 0
April 2025 30 30 73.3% 0
May 2025 31 31 74.2% 0
June 2025 30 29 55.2% 1
July 2025 31 30 66.7% 1
August 2025 31 31 74.2% 0
September 2025 30 30 93.3% 0
October 2025 31 31 93.6% 0
November 2025 30 29 82.8% 1
December 2025 31 31 74.2% 0
January 2026 31 30 80.0% 1
February 2026 28 28 92.9% 0
March 2026 31 29 72.4% 2
April 2026 30 29 79.3% 1
May 2026 20 20 70.0% 0
June 2026 27 27 85.2% 0
July 2026 23 23 39.1% 0

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