DL1648

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

84.6%

DL1648, operated by Delta Air Lines, flies 2 different airport pairs — it is a multi-leg service. Across all 1,002 recorded departures, 84.6% left on time; the legs differ and are listed below.

domestic flights only sample 1,002 departures · arrival delay, measured at the gate
This number flies several legs

Because this number covers several legs, the headline figure is an average across all of them. Read the leg table for the one you are flying.

84.6%on time
6.9 minaverage delay
0.4%cancelled
1,002recorded departures

These charts combine all legs flown under this number. Changes in the mix of legs can affect the monthly figures; consult the leg table below.

On-time departures by month

All legs combined

On time means departing no more than 15 minutes after schedule. Monthly punctuality uses only non-cancelled flights with a recorded departure delay; flights with missing times are excluded. Each month reflects the records available from the source.

according to us_bts_otp · 2024-09 → 2026-06

Recorded departures by month

All legs combined

according to us_bts_otp · 2024-09 → 2026-06

Cancellation share

  • Not cancelled 99.6% 998
  • Cancelled 0.4% 4

Share of all recorded flights over the period shown, including every leg. Not cancelled does not necessarily mean on time.

according to us_bts_otp · 2024-09-01 → 2026-06-30

Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
September 2024 30 30 90.0% 0
October 2024 31 31 90.3% 0
November 2024 29 29 89.7% 0
December 2024 44 44 90.9% 0
January 2025 62 62 77.4% 0
February 2025 56 56 92.9% 0
March 2025 39 39 92.3% 0
April 2025 30 30 83.3% 0
May 2025 31 31 80.7% 0
June 2025 53 53 69.8% 0
July 2025 62 60 85.0% 2
August 2025 62 62 87.1% 0
September 2025 57 57 87.7% 0
October 2025 57 57 96.5% 0
November 2025 54 52 80.8% 2
December 2025 60 60 71.7% 0
January 2026 35 35 88.6% 0
February 2026 28 28 89.3% 0
March 2026 55 55 70.9% 0
April 2026 42 42 97.6% 0
May 2026 31 31 83.9% 0
June 2026 54 54 79.6% 0

Legs flown under this number

2
RoutesDistance (km)Avg delay On timeDepartures
DTW DEN Detroit Metropolitan Wayne County Airport – Denver International Airport 1,802 5.2 min 86.6% 666
DEN DTW Denver International Airport – Detroit Metropolitan Wayne County Airport 1,802 10.2 min 80.5% 336