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Flight Reliability

DL 5629 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5629 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

76%
Arrive within 15 minutes
8 min
Average arrival delay
4.9%
Cancelled
9 min early
Median arrival delay

Based on 445 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(65 flights)
  • Tue78%(63 flights)
  • Wed80%(65 flights)
  • Thu71%(65 flights)
  • Fri74%(68 flights)
  • Sat96%(24 flights)
  • Sun69%(67 flights)
On-time by departure window
  • 9 AM–12 PM81%(84 flights)
  • 12–3 PM79%(140 flights)
  • 3–6 PM63%(60 flights)
  • 6–9 PM76%(133 flights)
On-time trend by month
71%
May

Jun 74% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%43
July 202570%46
August 202577%22
September 202592%37
October 202584%57
November 202574%50
December 202565%43
January 202687%23
February 202675%20
March 202663%24
April 202679%28
May 202671%24
Departures on time
77%
Diverted
1.3%
Flights flown
417
Months covered
12

Keep nerding

Based on 445 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.