Skip to content
WanderNerd

Flight Reliability

DL 1783 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1783 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

79%
Arrive within 15 minutes
2 min
Average arrival delay
0.4%
Cancelled
8 min early
Median arrival delay

Based on 236 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon86%(36 flights)
  • Tue74%(35 flights)
  • Wed77%(34 flights)
  • Thu80%(35 flights)
  • Fri84%(32 flights)
  • Sat58%(26 flights)
  • Sun89%(36 flights)
On-time by departure window
  • 3–6 PM80%(143 flights)
  • 6–9 PM78%(91 flights)
On-time trend by month
85%
Oct

Jun 58% → Oct 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%45
July 202568%57
August 202590%62
September 202595%37
October 202585%27
Departures on time
77%
Diverted
0.4%
Flights flown
234
Months covered
6

Based on 236 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.