DL1226

This is not a forecast

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

86.5%

DL1226, operated by Delta Air Lines, flies 10 different airport pairs — it is a multi-leg service. Across all 1,039 recorded departures, 86.5% left on time; the legs differ and are listed below.

domestic flights only sample 1,039 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.

86.5%on time
5.1 minaverage delay
0.8%cancelled
1,039recorded 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 99.2% 1,031
  • Cancelled 0.8% 8

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 93.3% 0
October 2024 31 31 96.8% 0
November 2024 29 29 89.7% 0
December 2024 31 31 77.4% 0
January 2025 57 52 76.9% 5
February 2025 56 56 78.6% 0
March 2025 60 59 78.0% 1
April 2025 17 17 100.0% 0
May 2025 31 31 83.9% 0
June 2025 53 53 86.8% 0
July 2025 62 62 96.8% 0
August 2025 62 62 88.7% 0
September 2025 54 54 90.7% 0
October 2025 62 62 91.9% 0
November 2025 59 59 81.4% 0
December 2025 50 50 78.0% 0
January 2026 30 30 80.0% 0
February 2026 45 45 80.0% 0
March 2026 62 60 88.3% 2
April 2026 42 42 81.0% 0
May 2026 56 56 91.1% 0
June 2026 60 60 98.3% 0

Legs flown under this number

8
8 of 8
RoutesDistance (km)Avg delay On timeDepartures
MSP BZN Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – Bozeman Yellowstone International Airport 1,402 2.9 min 87.5% 314
BZN MSP Bozeman Yellowstone International Airport – Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field 1,402 4.5 min 88.0% 275
SLC PDX Salt Lake City International Airport – Portland International Airport 1,012 8.7 min 87.2% 141
ATL HDN Hartsfield Jackson Atlanta International Airport – Yampa Valley Airport 2,153 7.4 min 84.2% 84
HDN ATL Yampa Valley Airport – Hartsfield Jackson Atlanta International Airport 2,153 16.8 min 71.3% 84
CLT ATL Charlotte Douglas International Airport – Hartsfield Jackson Atlanta International Airport 365 11.9 min 87.5% 32
SJC LAX Mineta San Jose International Airport – Los Angeles International Airport 496 -7.3 min 93.6% 31
LAX SJC Los Angeles International Airport – Mineta San Jose International Airport 496 -1.9 min 93.6% 31