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WanderNerd

Flight Reliability

DL 5118 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5118 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

75%
Arrive within 15 minutes
14 min
Average arrival delay
4.6%
Cancelled
11 min early
Median arrival delay

Based on 327 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(49 flights)
  • Tue71%(48 flights)
  • Wed78%(46 flights)
  • Thu72%(46 flights)
  • Fri83%(48 flights)
  • Sat80%(25 flights)
  • Sun68%(50 flights)
On-time by departure window
  • 6–9 AM91%(34 flights)
  • 9 AM–12 PM87%(23 flights)
  • 12–3 PM75%(196 flights)
  • 3–6 PM(7 flights)
  • 6–9 PM64%(52 flights)
On-time trend by month
83%
May

Jul 92% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202592%24
August 202582%28
September 202592%26
October 202573%26
November 202554%24
December 202556%25
January 202673%30
February 202679%28
March 202664%22
April 202679%42
May 202683%30
Departures on time
75%
Diverted
0%
Flights flown
312
Months covered
12

Based on 327 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.