Skip to content
WanderNerd
Check a flight

Flight Reliability

DL 2993 · Delta Air Lines

Salt Lake City → Kansas City (SLC–MCI)

81
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
5 min
Average arrival delay
1.2%
Cancelled
9 min early
Median arrival delay

Based on 337 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

DL 2993 departing between 3–6 PM arrived on time 86% of the time, versus 75% between 9 PM–12 AM.

Sunday scaries are real for this one.

DL 2993 arrived on time 90% of the time on Wednesdays and just 72% on Sundays. That gap is worth planning around.

A bit behind the SLC–MCI route.

DL 2993 arrived on time 80% of the time, versus 85% across the SLC–MCI route.

The breakdown

On-time by weekday
  • Mon79%(48 flights)
  • Tue82%(49 flights)
  • Wed90%(49 flights)
  • Thu79%(47 flights)
  • Fri82%(45 flights)
  • Sat79%(47 flights)
  • Sun72%(46 flights)
On-time by departure window
  • 3–6 PM86%(88 flights)
  • 6–9 PM80%(146 flights)
  • 9 PM–12 AM75%(97 flights)
On-time trend by month
83%
May

Jun 53% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%30
July 202560%30
August 202574%27
September 202590%30
October 202590%30
November 202579%29
December 202574%31
January 202694%31
February 2026100%11
March 202687%23
April 202693%30
May 202683%29
Departures on time
78%
Diverted
0.6%
Flights flown
331
Months covered
12

Same route, other flights

Keep nerding

Based on 337 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.