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Flight Reliability

DL 357 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 357 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

83%
Arrive within 15 minutes
9 min
Average arrival delay
0.7%
Cancelled
5 min early
Median arrival delay

Based on 301 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(42 flights)
  • Tue87%(38 flights)
  • Wed93%(42 flights)
  • Thu76%(45 flights)
  • Fri72%(43 flights)
  • Sat80%(45 flights)
  • Sun84%(43 flights)
On-time by departure window
  • 6–9 AM—(7 flights)
  • 9 AM–12 PM—(8 flights)
  • 12–3 PM—(7 flights)
  • 3–6 PM—(7 flights)
  • 6–9 PM90%(104 flights)
  • 9 PM–12 AM76%(165 flights)
On-time trend by month
38%
May

Jun 94% → May 38% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%17
July 202582%33
August 202585%33
October 202596%26
November 202590%29
December 202577%31
January 202674%31
February 202689%26
March 202674%31
April 2026100%18
May 202638%16
Departures on time
86%
Diverted
0.3%
Flights flown
298
Months covered
12

Keep nerding

Based on 301 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.