DL2974

DL2974 (Delta Air Lines) is a multi-stop service on 6 routes, busiest Dulles to Atlanta. Of 470 departures recorded from December 2024 to June 2026, 80.7% left on time, according to the US BTS.

Recorded departures by month

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

Months without data are left blank.

The most recent periods12 periods
PeriodDepartures 2025Departures 2026Change vs last year
January–––
February–––
March–––
April3018▼ 40.0%
May5231▼ 40.4%
June556▼ 89.1%
July58––
August44––
September37––
October54–in progress
November46––
December36––

according to the US BTS · December 2024 → June 2026

On-time departures by month

All legs combined

Months without data are left blank.

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

The most recent periods12 periods
PeriodOn time 2025On time 2026Change vs last year
January–––
February–––
March–––
April80.0%100.0%▲ 25.0%
May70.6%93.6%▲ 32.5%
June83.3%83.3%0.0%
July87.7%––
August65.9%––
September81.1%––
October86.5%–in progress
November85.7%––
December63.9%––

according to the US BTS · December 2024 → June 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · December 2024 → June 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods12 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January–––
February–––
March–––
April00–
May10▼ 100.0%
June10▼ 100.0%
July1––
August0––
September0––
October2–in progress
November4––
December0––

according to the US BTS · December 2024 → June 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 98.1% 461
  • Cancelled 1.9% 9

Share of all recorded flights in the period, all legs. · Dec 19, 2024 → Jun 6, 2026

On time, leg by leg

  1. IAD–ATL220 78.0%
  2. ATL–IAD192 79.9%
  3. MSP–LAX55 94.6%

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

Legs flown under this number

3
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
December 2024 3 3 66.7% 0
April 2025 30 30 80.0% 0
May 2025 52 51 70.6% 1
June 2025 55 54 83.3% 1
July 2025 58 57 87.7% 1
August 2025 44 44 65.9% 0
September 2025 37 37 81.1% 0
October 2025 54 52 86.5% 2
November 2025 46 42 85.7% 4
December 2025 36 36 63.9% 0
April 2026 18 18 100.0% 0
May 2026 31 31 93.6% 0
June 2026 6 6 83.3% 0

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