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Flight Reliability

DL 1485 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1485 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

84%
Arrive within 15 minutes
0 min
Average arrival delay
1.5%
Cancelled
8 min early
Median arrival delay

Based on 600 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(85 flights)
  • Tue85%(81 flights)
  • Wed89%(84 flights)
  • Thu85%(87 flights)
  • Fri87%(82 flights)
  • Sat76%(83 flights)
  • Sun85%(85 flights)
On-time by departure window
  • 12–3 PM82%(109 flights)
  • 3–6 PM85%(478 flights)
On-time trend by month
79%
May

Jun 83% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%36
July 202570%54
August 202588%58
September 202597%60
October 202592%60
November 202580%56
December 202590%58
January 202688%48
February 202678%37
March 202674%34
April 202683%30
May 202679%56
Departures on time
86%
Diverted
0.7%
Flights flown
587
Months covered
12

Keep nerding

Based on 600 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.