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Flight Reliability

DL 2437 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2437 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

89%
Arrive within 15 minutes
2 min early
Average arrival delay
0.7%
Cancelled
9 min early
Median arrival delay

Based on 712 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon91%(104 flights)
  • Tue92%(97 flights)
  • Wed95%(95 flights)
  • Thu90%(99 flights)
  • Fri84%(103 flights)
  • Sat86%(102 flights)
  • Sun85%(105 flights)
On-time by departure window
  • 9 AM–12 PM85%(202 flights)
  • 12–3 PM91%(503 flights)
On-time trend by month
92%
May

Jun 87% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%60
July 202590%61
August 202595%62
September 202595%60
October 202592%62
November 202586%59
December 202571%55
January 202679%52
February 202689%55
March 202686%57
April 2026100%60
May 202692%62
Departures on time
88%
Diverted
0.3%
Flights flown
705
Months covered
12

Keep nerding

Based on 712 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.