ATL → OKC

DL2423

DL2423 (Delta Air Lines) flies Atlanta to Oklahoma City. Of 653 departures recorded from October 2024 to July 2026, 79.2% left on time, according to the US BTS.

Recorded departures by month

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January3130▼ 3.2%
February28280.0%
March31310.0%
April30300.0%
May31310.0%
June30300.0%
July31310.0%
August31––
September30––
October31–in progress
November30––
December28––
Year to date (Jan–Jul)212211▼ 0.5%

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%77.8%▼ 6.7%
February82.1%85.2%▲ 3.7%
March80.0%86.7%▲ 8.3%
April78.6%96.7%▲ 23.0%
May74.2%77.4%▲ 4.4%
June53.6%83.3%▲ 55.6%
July63.3%80.8%▲ 27.5%
August71.0%––
September80.0%––
October90.3%–in progress
November75.0%––
December71.4%––
Year-to-date average (Jan–Jul)73.6%84.0%▲ 14.1%

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
January13▲ 200.0%
February01–
March110.0%
April20▼ 100.0%
May00–
June20▼ 100.0%
July15▲ 400.0%
August0––
September0––
October0–in progress
November2––
December0––
Year to date (Jan–Jul)710▲ 42.9%

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% 634
  • Cancelled 2.9% 19

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 OKC Hartsfield Jackson Atlanta International Airport – OKC Will Rogers World Airport 1,221 11.1 min 79.2% 653
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 100.0% 0
November 2024 29 29 100.0% 0
December 2024 31 31 58.1% 0
January 2025 31 30 83.3% 1
February 2025 28 28 82.1% 0
March 2025 31 30 80.0% 1
April 2025 30 28 78.6% 2
May 2025 31 31 74.2% 0
June 2025 30 28 53.6% 2
July 2025 31 30 63.3% 1
August 2025 31 31 71.0% 0
September 2025 30 30 80.0% 0
October 2025 31 31 90.3% 0
November 2025 30 28 75.0% 2
December 2025 28 28 71.4% 0
January 2026 30 27 77.8% 3
February 2026 28 27 85.2% 1
March 2026 31 30 86.7% 1
April 2026 30 30 96.7% 0
May 2026 31 31 77.4% 0
June 2026 30 30 83.3% 0
July 2026 31 26 80.8% 5

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