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Flight Reliability

DL 5852 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5852 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

72%
Arrive within 15 minutes
17 min
Average arrival delay
4.4%
Cancelled
4 min early
Median arrival delay

Based on 451 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(66 flights)
  • Tue72%(68 flights)
  • Wed75%(67 flights)
  • Thu72%(61 flights)
  • Fri69%(67 flights)
  • Sat78%(41 flights)
  • Sun67%(61 flights)
On-time by departure window
  • 6–9 AM100%(17 flights)
  • 9 AM–12 PM85%(48 flights)
  • 12–3 PM90%(49 flights)
  • 3–6 PM65%(310 flights)
  • 6–9 PM—(7 flights)
On-time trend by month
100%
May

Jun 67% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%39
July 202557%49
August 202586%55
September 202547%53
October 202547%53
November 202585%46
December 202583%36
January 202686%22
February 202686%21
March 202658%12
April 202696%22
May 2026100%23
Departures on time
72%
Diverted
0%
Flights flown
431
Months covered
12

Keep nerding

Based on 451 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.