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Flight Reliability

DL 3735 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3735 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
6 min early
Average arrival delay
2.3%
Cancelled
12 min early
Median arrival delay

Based on 705 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(101 flights)
  • Tue90%(99 flights)
  • Wed94%(99 flights)
  • Thu90%(96 flights)
  • Fri91%(96 flights)
  • Sat93%(98 flights)
  • Sun90%(100 flights)
On-time by departure window
  • 9 AM–12 PM91%(657 flights)
  • 3–6 PM88%(32 flights)
On-time trend by month
95%
May

Jun 95% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202595%60
July 202594%62
August 202595%62
September 202597%60
October 202592%62
November 202588%48
December 202587%62
January 202687%62
February 202683%54
March 202685%60
April 202695%60
May 202695%37
Departures on time
91%
Diverted
0%
Flights flown
689
Months covered
12

Keep nerding

Based on 705 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.