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Flight Reliability

DL 1658 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1658 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

81%
Arrive within 15 minutes
7 min
Average arrival delay
0.5%
Cancelled
7 min early
Median arrival delay

Based on 730 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(103 flights)
  • Tue82%(104 flights)
  • Wed89%(104 flights)
  • Thu78%(104 flights)
  • Fri84%(104 flights)
  • Sat78%(102 flights)
  • Sun76%(104 flights)
On-time by departure window
  • 9 AM–12 PM82%(363 flights)
  • 12–3 PM80%(362 flights)
On-time trend by month
98%
May

Jun 66% → May 98% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%59
July 202575%61
August 202574%62
September 202583%60
October 202581%62
November 202577%60
December 202576%62
January 202686%59
February 202689%56
March 202677%62
April 202690%60
May 202698%62
Departures on time
81%
Diverted
0.1%
Flights flown
725
Months covered
12

Keep nerding

Based on 730 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.