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WanderNerd

Flight Reliability

DL 2660 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2660 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

92%
Arrive within 15 minutes
9 min early
Average arrival delay
1.4%
Cancelled
17 min early
Median arrival delay

Based on 145 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon95%(19 flights)
  • Tue90%(19 flights)
  • Wed100%(19 flights)
  • Thu95%(19 flights)
  • Fri92%(25 flights)
  • Sat100%(14 flights)
  • Sun79%(28 flights)
On-time by departure window
  • 6–9 AM97%(30 flights)
  • 9 AM–12 PM92%(72 flights)
  • 12–3 PM(8 flights)
  • 3–6 PM(7 flights)
  • 9 PM–12 AM92%(26 flights)
On-time trend by month
92%
May

Jun 80% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%15
October 202596%26
November 202589%26
December 202590%19
March 202695%20
April 2026100%10
May 202692%25
Departures on time
87%
Diverted
0%
Flights flown
143
Months covered
8

Based on 145 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.