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Flight Reliability

DL 2490 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2490 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

88%
Arrive within 15 minutes
5 min early
Average arrival delay
3.0%
Cancelled
13 min early
Median arrival delay

Based on 723 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(100 flights)
  • Tue85%(103 flights)
  • Wed96%(99 flights)
  • Thu92%(103 flights)
  • Fri91%(104 flights)
  • Sat88%(93 flights)
  • Sun84%(97 flights)
On-time by departure window
  • 6–9 AM91%(22 flights)
  • 9 AM–12 PM87%(652 flights)
  • 12–3 PM92%(25 flights)
On-time trend by month
93%
May

Jun 81% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%59
July 202578%60
August 202593%60
September 202598%60
October 202581%59
November 202593%57
December 202582%60
January 202679%56
February 202693%56
March 202687%60
April 202693%56
May 202693%56
Departures on time
84%
Diverted
0.3%
Flights flown
699
Months covered
12

Keep nerding

Based on 723 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.