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Flight Reliability

DL 5747 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5747 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

72%
Arrive within 15 minutes
13 min
Average arrival delay
4.6%
Cancelled
3 min early
Median arrival delay

Based on 325 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(47 flights)
  • Tue69%(49 flights)
  • Wed77%(48 flights)
  • Thu72%(47 flights)
  • Fri71%(51 flights)
  • Sat79%(33 flights)
  • Sun63%(35 flights)
On-time by departure window
  • 6–9 AM88%(69 flights)
  • 12–3 PM66%(209 flights)
  • 3–6 PM78%(32 flights)
On-time trend by month
73%
May

Jun 57% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%28
July 202563%27
August 202574%31
September 202587%23
October 202583%23
November 2025100%18
December 202583%23
January 202678%27
February 202669%26
March 202650%28
April 202663%30
May 202673%26
Departures on time
82%
Diverted
0%
Flights flown
310
Months covered
12

Keep nerding

Based on 325 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.