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Flight Reliability

DL 1269 · Delta Air Lines

Philadelphia → Atlanta (PHL–ATL)86% of its flights flew this route. The rest (ATL–PHL) are included in these numbers.

90
Nerd Approved
WanderNerd Reliability Score
90%
Arrive within 15 minutes
8 min early
Average arrival delay
2.0%
Cancelled
14 min early
Median arrival delay

Based on 348 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

DL 1269 departing between 3–6 AM arrived on time 92% of the time, versus 79% between 6–9 PM.

Skip Saturday if you can.

DL 1269 arrived on time 96% of the time on Fridays. On Saturdays: 83%.

Better than the PHL–ATL route average.

DL 1269 arrived on time 90% of the time, versus 78% across the PHL–ATL route.

Better than the Delta Air Lines network average.

DL 1269 arrived on time 90% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon87%(52 flights)
  • Tue96%(48 flights)
  • Wed90%(48 flights)
  • Thu90%(52 flights)
  • Fri96%(49 flights)
  • Sat83%(42 flights)
  • Sun86%(50 flights)
On-time by departure window
  • 3–6 AM92%(284 flights)
  • 6–9 AM90%(10 flights)
  • 6–9 PM79%(47 flights)
On-time trend by month
94%
May

Jun 90% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%29
July 202597%29
August 202590%30
September 2025100%30
October 202593%28
November 202590%29
December 202581%31
January 202682%28
February 202675%20
March 202685%26
April 202697%30
May 202694%31
Departures on time
92%
Diverted
0%
Flights flown
341
Months covered
12

Same route, other flights

Keep nerding

Based on 348 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.