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Flight Reliability

DL 2189 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2189 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

81%
Arrive within 15 minutes
4 min
Average arrival delay
0.9%
Cancelled
10 min early
Median arrival delay

Based on 550 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(88 flights)
  • Tue85%(66 flights)
  • Wed83%(66 flights)
  • Thu81%(88 flights)
  • Fri81%(87 flights)
  • Sat80%(64 flights)
  • Sun67%(86 flights)
On-time by departure window
  • 9 AM–12 PM86%(201 flights)
  • 12–3 PM83%(202 flights)
  • 3–6 PM66%(56 flights)
  • 6–9 PM72%(86 flights)
On-time trend by month
63%
May

Jun 85% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%60
July 202577%62
August 202594%62
September 202587%60
October 202590%62
November 202580%60
December 202573%37
February 202678%18
March 202659%46
April 202687%37
May 202663%41
Departures on time
81%
Diverted
0%
Flights flown
545
Months covered
11

Keep nerding

Based on 550 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.