DL1374

DL1374 (Delta Air Lines) is a multi-stop service on 7 routes, busiest Atlanta to Louisville. Of 973 departures recorded from October 2024 to July 2026, 87.2% 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
January1635▲ 118.8%
February845▲ 462.5%
March2762▲ 129.6%
April3056▲ 86.7%
May2760▲ 122.2%
June4860▲ 25.0%
July5462▲ 14.8%
August62––
September60––
October62–in progress
November55––
December58––
Year to date (Jan–Jul)210380▲ 81.0%

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
January93.8%90.9%▼ 3.0%
February75.0%95.6%▲ 27.4%
March92.6%87.0%▼ 6.0%
April86.7%87.0%▲ 0.4%
May40.7%86.7%▲ 112.7%
June77.1%90.0%▲ 16.8%
July92.6%88.7%▼ 4.2%
August98.4%––
September98.3%––
October90.3%–in progress
November84.9%––
December65.5%––
Year-to-date average (Jan–Jul)79.8%89.4%▲ 12.1%

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
January02–
February00–
March08–
April02–
May00–
June00–
July00–
August0––
September0––
October0–in progress
November2––
December0––
Year to date (Jan–Jul)012

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 98.6% 959
  • Cancelled 1.4% 14

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

On time, leg by leg

  1. ATL–SDF508 90.4%
  2. SDF–ATL352 89.3%
  3. LAX–LAS34 61.8%
  4. LAS–LAX34 85.3%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

4
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 17 17 100.0% 0
November 2024 27 27 96.3% 0
December 2024 42 42 85.7% 0
January 2025 16 16 93.8% 0
February 2025 8 8 75.0% 0
March 2025 27 27 92.6% 0
April 2025 30 30 86.7% 0
May 2025 27 27 40.7% 0
June 2025 48 48 77.1% 0
July 2025 54 54 92.6% 0
August 2025 62 62 98.4% 0
September 2025 60 60 98.3% 0
October 2025 62 62 90.3% 0
November 2025 55 53 84.9% 2
December 2025 58 58 65.5% 0
January 2026 35 33 90.9% 2
February 2026 45 45 95.6% 0
March 2026 62 54 87.0% 8
April 2026 56 54 87.0% 2
May 2026 60 60 86.7% 0
June 2026 60 60 90.0% 0
July 2026 62 62 88.7% 0

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