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WanderNerd

Flight Reliability

DL 2304 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2304 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

78%
Arrive within 15 minutes
5 min
Average arrival delay
0.9%
Cancelled
6 min early
Median arrival delay

Based on 211 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(29 flights)
  • Tue73%(30 flights)
  • Wed83%(30 flights)
  • Thu83%(30 flights)
  • Fri73%(30 flights)
  • Sat83%(30 flights)
  • Sun70%(30 flights)
On-time by departure window
  • 6–9 AM86%(64 flights)
  • 9 AM–12 PM77%(128 flights)
  • 12–3 PM(1 flights)
  • 9 PM–12 AM56%(16 flights)
On-time trend by month
94%
Apr

Jun 83% → Apr 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%30
July 202590%31
August 202580%10
September 202585%20
October 202574%31
November 202557%30
December 202566%29
April 202694%18
Departures on time
77%
Diverted
0%
Flights flown
209
Months covered
10

Based on 211 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.