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Flight Reliability

DL 1683 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1683 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

78%
Arrive within 15 minutes
8 min
Average arrival delay
1.6%
Cancelled
6 min early
Median arrival delay

Based on 546 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(79 flights)
  • Tue73%(78 flights)
  • Wed90%(78 flights)
  • Thu76%(76 flights)
  • Fri66%(77 flights)
  • Sat85%(72 flights)
  • Sun72%(76 flights)
On-time by departure window
  • 6–9 AM100%(16 flights)
  • 3–6 PM77%(370 flights)
  • 6–9 PM76%(150 flights)
On-time trend by month
93%
May

Jun 51% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202551%51
July 202566%61
August 202587%60
September 202593%60
October 202581%58
November 202582%50
December 202579%48
January 202671%31
February 202686%28
March 202669%29
April 202673%30
May 202693%30
Departures on time
79%
Diverted
0.2%
Flights flown
536
Months covered
12

Keep nerding

Based on 546 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.