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WanderNerd

Flight Reliability

DL 1810 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1810 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

84%
Arrive within 15 minutes
4 min
Average arrival delay
0.5%
Cancelled
10 min early
Median arrival delay

Based on 385 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(56 flights)
  • Tue85%(54 flights)
  • Wed87%(55 flights)
  • Thu91%(56 flights)
  • Fri92%(50 flights)
  • Sat78%(54 flights)
  • Sun79%(56 flights)
On-time by departure window
  • 12–3 PM84%(32 flights)
  • 3–6 PM84%(349 flights)
On-time trend by month
90%
Dec

Jun 69% → Dec 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%45
July 202584%61
August 202581%57
September 202590%60
October 202588%60
November 202587%60
December 202590%38
Departures on time
82%
Diverted
0.5%
Flights flown
381
Months covered
7

Based on 385 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.