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Flight Reliability

DL 5445 · Delta Air Lines

Charleston → New York (CHS–JFK)97% of its flights flew this route. The rest (DTW–MKE, MKE–DTW) are included in these numbers.

92
Nerd Approved
WanderNerd Reliability Score
91%
Arrive within 15 minutes
1 min early
Average arrival delay
1.4%
Cancelled
13 min early
Median arrival delay

Based on 296 historical flights. Data through May 2026.

What the data says

Mondays have been rough.

DL 5445 arrived on time 98% of the time on Wednesdays and just 81% on Mondays. That gap is worth planning around.

Better than the CHS–JFK route average.

DL 5445 arrived on time 91% of the time, versus 77% across the CHS–JFK route.

Better than the Delta Air Lines network average.

DL 5445 arrived on time 91% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon81%(41 flights)
  • Tue95%(40 flights)
  • Wed98%(41 flights)
  • Thu87%(39 flights)
  • Fri92%(39 flights)
  • Sat92%(49 flights)
  • Sun91%(42 flights)
On-time by departure window
  • 6–9 AM91%(281 flights)
  • 12–3 PM—(4 flights)
  • 3–6 PM—(6 flights)
On-time trend by month
90%
May

Jun 93% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%29
July 202593%30
August 2025100%31
September 202593%30
October 202594%31
November 202597%29
December 202568%19
March 202681%21
April 202687%30
May 202690%31
Departures on time
90%
Diverted
0.3%
Flights flown
291
Months covered
12

Same route, other flights

Keep nerding

Based on 296 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.