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WanderNerd

Flight Reliability

DL 3758 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3758 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

74%
Arrive within 15 minutes
21 min
Average arrival delay
2.8%
Cancelled
5 min early
Median arrival delay

Based on 499 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon71%(65 flights)
  • Tue74%(73 flights)
  • Wed81%(72 flights)
  • Thu83%(69 flights)
  • Fri76%(67 flights)
  • Sat65%(65 flights)
  • Sun68%(72 flights)
On-time by departure window
  • 3–6 AM92%(25 flights)
  • 6–9 AM88%(24 flights)
  • 9 AM–12 PM83%(241 flights)
  • 12–3 PM62%(29 flights)
  • 3–6 PM58%(131 flights)
  • 6–9 PM59%(29 flights)
  • 9 PM–12 AM(4 flights)
On-time trend by month
90%
May

Jun 40% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202540%50
July 202573%60
August 202586%50
September 202597%34
October 202589%53
November 202580%35
December 202563%48
January 202650%32
February 202679%43
March 202658%24
April 202687%23
May 202690%31
Departures on time
73%
Diverted
0.4%
Flights flown
483
Months covered
12

Based on 499 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.