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Flight Reliability

DL 3750 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3750 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

91%
Arrive within 15 minutes
4 min early
Average arrival delay
0.2%
Cancelled
13 min early
Median arrival delay

Based on 429 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon97%(59 flights)
  • Tue92%(59 flights)
  • Wed86%(59 flights)
  • Thu83%(59 flights)
  • Fri87%(60 flights)
  • Sat94%(69 flights)
  • Sun98%(63 flights)
On-time by departure window
  • 6–9 AM93%(235 flights)
  • 9 AM–12 PM90%(187 flights)
  • 12–3 PM—(5 flights)
  • 3–6 PM—(1 flights)
On-time trend by month
94%
May

Jun 95% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202595%60
July 202595%37
August 202592%12
December 202594%16
January 202684%55
February 202693%56
March 202690%61
April 202692%60
May 202694%62
Departures on time
93%
Diverted
0%
Flights flown
428
Months covered
12

Keep nerding

Based on 429 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.