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Flight Reliability

DL 5370 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5370 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

80%
Arrive within 15 minutes
6 min
Average arrival delay
2.2%
Cancelled
9 min early
Median arrival delay

Based on 587 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(83 flights)
  • Tue79%(84 flights)
  • Wed77%(81 flights)
  • Thu86%(80 flights)
  • Fri81%(86 flights)
  • Sat81%(70 flights)
  • Sun74%(89 flights)
On-time by departure window
  • 6–9 AM—(2 flights)
  • 9 AM–12 PM86%(294 flights)
  • 12–3 PM73%(277 flights)
On-time trend by month
74%
May

Jun 71% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%59
July 202577%57
August 202586%58
September 202591%55
October 202577%60
November 202575%57
December 202578%50
March 202687%47
April 202682%60
May 202674%62
Departures on time
85%
Diverted
0.2%
Flights flown
573
Months covered
11

Keep nerding

Based on 587 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.