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Flight Reliability

DL 5807 · Delta Air Lines

Boston → Charlotte (BOS–CLT)97% of its flights flew this route. The rest (LEX–DTW, CMH–DTW) are included in these numbers.

51
A Little Dicey
WanderNerd Reliability Score
65%
Arrive within 15 minutes
18 min
Average arrival delay
4.5%
Cancelled
2 min early
Median arrival delay

Based on 310 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

DL 5807 arrived on time 71% of the time on Tuesdays and just 53% on Sundays. That gap is worth planning around.

Well behind the BOS–CLT route.

DL 5807 arrived on time 65% of the time, versus 82% across the BOS–CLT route.

Well behind the Delta Air Lines network.

DL 5807 arrived on time 65% of the time, versus 81% across the Delta Air Lines network.

Keep a backup plan handy.

DL 5807 was cancelled 4.5% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon64%(47 flights)
  • Tue71%(52 flights)
  • Wed71%(48 flights)
  • Thu65%(46 flights)
  • Fri65%(51 flights)
  • Sat—(7 flights)
  • Sun53%(45 flights)
On-time by departure window
  • 9 AM–12 PM—(3 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM64%(285 flights)
On-time trend by month
64%
May

Jun 65% → May 64% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%26
July 202552%23
August 202573%26
September 202538%24
October 202560%25
November 202568%25
December 202565%26
January 202683%23
February 202681%21
March 202654%26
April 202677%26
May 202664%25
Departures on time
63%
Diverted
0%
Flights flown
296
Months covered
12

Same route, other flights

Keep nerding

Based on 310 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.