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Flight Reliability

DL 3757 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3757 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

86%
Arrive within 15 minutes
8 min
Average arrival delay
0.7%
Cancelled
10 min early
Median arrival delay

Based on 544 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(78 flights)
  • Tue88%(82 flights)
  • Wed89%(83 flights)
  • Thu89%(81 flights)
  • Fri81%(80 flights)
  • Sat87%(54 flights)
  • Sun84%(81 flights)
On-time by departure window
  • 6–9 AM69%(160 flights)
  • 9 AM–12 PM62%(21 flights)
  • 12–3 PM—(8 flights)
  • 3–6 PM95%(350 flights)
On-time trend by month
90%
May

Jun 100% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%56
July 202593%59
August 202596%52
September 202587%54
October 202598%52
November 202598%52
December 202576%62
January 202646%35
February 202668%28
March 202668%28
April 202680%30
May 202690%31
Departures on time
86%
Diverted
0.2%
Flights flown
539
Months covered
12

Keep nerding

Based on 544 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.