DL2170

DL2170 (Delta Air Lines) is a multi-stop service on 7 routes, busiest New York to Atlanta. Of 612 departures recorded from October 2024 to July 2026, 73.5% 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
January3119▼ 38.7%
February2822▼ 21.4%
March31310.0%
April30300.0%
May31310.0%
June3027▼ 10.0%
July316▼ 80.6%
August31––
September30––
October31–in progress
November30––
December31––
Year to date (Jan–Jul)212166▼ 21.7%

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
January71.0%61.1%▼ 13.9%
February71.4%77.3%▲ 8.2%
March90.3%93.6%▲ 3.6%
April83.3%80.0%▼ 4.0%
May51.6%83.3%▲ 61.5%
June56.7%74.1%▲ 30.7%
July70.0%40.0%▼ 42.9%
August73.3%––
September90.0%––
October60.0%–in progress
November66.7%––
December51.7%––
Year-to-date average (Jan–Jul)70.6%72.8%▲ 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
January01–
February00–
March00–
April00–
May01–
June00–
July110.0%
August1––
September0––
October1–in progress
November0––
December2––
Year to date (Jan–Jul)13▲ 200.0%

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 98.7% 604
  • Cancelled 1.3% 8

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 6, 2026

On time, leg by leg

  1. JFK–ATL448 71.3%
  2. MIA–LAX44 64.3%
  3. PHX–DTW36 91.7%
  4. LAS–LAX31 90.3%

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 20 20 80.0% 0
November 2024 30 30 90.0% 0
December 2024 31 31 71.0% 0
January 2025 31 31 71.0% 0
February 2025 28 28 71.4% 0
March 2025 31 31 90.3% 0
April 2025 30 30 83.3% 0
May 2025 31 31 51.6% 0
June 2025 30 30 56.7% 0
July 2025 31 30 70.0% 1
August 2025 31 30 73.3% 1
September 2025 30 30 90.0% 0
October 2025 31 30 60.0% 1
November 2025 30 30 66.7% 0
December 2025 31 29 51.7% 2
January 2026 19 18 61.1% 1
February 2026 22 22 77.3% 0
March 2026 31 31 93.6% 0
April 2026 30 30 80.0% 0
May 2026 31 30 83.3% 1
June 2026 27 27 74.1% 0
July 2026 6 5 40.0% 1

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