Skip to content
WanderNerd
Check a flight

Flight Reliability

DL 2379 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2379 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

82%
Arrive within 15 minutes
6 min
Average arrival delay
2.8%
Cancelled
10 min early
Median arrival delay

Based on 533 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(77 flights)
  • Tue81%(69 flights)
  • Wed85%(72 flights)
  • Thu87%(77 flights)
  • Fri76%(75 flights)
  • Sat87%(75 flights)
  • Sun79%(72 flights)
On-time by departure window
  • 6–9 AM85%(157 flights)
  • 3–6 PM81%(219 flights)
  • 6–9 PM80%(141 flights)
On-time trend by month
74%
May

Jun 58% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%48
July 202577%56
August 202584%62
September 202592%50
October 202592%59
November 202583%54
December 202580%49
January 202675%28
February 202685%26
March 202693%28
April 202697%30
May 202674%27
Departures on time
77%
Diverted
0.2%
Flights flown
517
Months covered
12

Keep nerding

Based on 533 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.