DL323

DL323 (Delta Air Lines) is a multi-stop service on 3 routes, busiest Atlanta to New York. Of 594 departures recorded from October 2024 to July 2026, 91.9% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January2225▲ 13.6%
February2224▲ 9.1%
March2927▼ 6.9%
April2728▲ 3.7%
May3031▲ 3.3%
June30300.0%
July31310.0%
August30––
September30––
October28–in progress
November26––
December26––
Year to date (Jan–Jul)191196▲ 2.6%

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
January95.0%87.5%▼ 7.9%
February95.5%90.9%▼ 4.8%
March93.1%80.8%▼ 13.2%
April92.6%92.9%▲ 0.3%
May96.7%90.0%▼ 6.9%
June90.0%96.6%▲ 7.3%
July85.2%89.7%▲ 5.2%
August93.3%––
September100.0%––
October96.4%–in progress
November92.3%––
December92.0%––
Year-to-date average (Jan–Jul)92.6%89.8%▼ 3.0%

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
January21▼ 50.0%
February02–
March01–
April00–
May01–
June01–
July42▼ 50.0%
August0––
September0––
October0–in progress
November0––
December1––
Year to date (Jan–Jul)68▲ 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.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 97.5% 579
  • Cancelled 2.5% 15

Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
ATL LGA Hartsfield Jackson Atlanta International Airport – LaGuardia Airport 1,225 2.4 min 92.0% 588
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 17 17 94.1% 0
November 2024 24 24 87.5% 0
December 2024 26 26 88.5% 0
January 2025 22 20 95.0% 2
February 2025 22 22 95.5% 0
March 2025 29 29 93.1% 0
April 2025 27 27 92.6% 0
May 2025 30 30 96.7% 0
June 2025 30 30 90.0% 0
July 2025 31 27 85.2% 4
August 2025 30 30 93.3% 0
September 2025 30 30 100.0% 0
October 2025 28 28 96.4% 0
November 2025 26 26 92.3% 0
December 2025 26 25 92.0% 1
January 2026 25 24 87.5% 1
February 2026 24 22 90.9% 2
March 2026 27 26 80.8% 1
April 2026 28 28 92.9% 0
May 2026 31 30 90.0% 1
June 2026 30 29 96.6% 1
July 2026 31 29 89.7% 2

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