Skip to content
WanderNerd
Check a flight

Route Reliability

Salt Lake City → Kansas City

SLC–MCI · 920 miles · Salt Lake City International Airport to Kansas City International Airport

86
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
1 min
Average arrival delay
1.1%
Cancelled
1,015
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 85% of the time across 1,015 flights. No comparison to make.

What the data says

Morning flights do better here.

SLC–MCI flights departing between 9 AM–12 PM arrived on time 90% of the time, versus 75% between 9 PM–12 AM.

Sunday scaries are real for this one.

SLC–MCI flights arrived on time 90% of the time on Wednesdays. On Sundays: 80%.

Ticking up lately.

SLC–MCI flights arrived on time 89% of the time over the last three months in the data, compared with 85% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon81%(146 flights)
  • Tue89%(144 flights)
  • Wed90%(143 flights)
  • Thu83%(145 flights)
  • Fri85%(142 flights)
  • Sat85%(130 flights)
  • Sun80%(148 flights)
On-time by departure window
  • 9 AM–12 PM90%(360 flights)
  • 12–3 PM85%(219 flights)
  • 3–6 PM84%(158 flights)
  • 6–9 PM79%(164 flights)
  • 9 PM–12 AM75%(97 flights)
On-time trend by month
89%
May

Jun 75% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%87
July 202577%91
August 202582%89
September 202593%83
October 202588%91
November 202583%87
December 202579%89
January 202689%65
February 202687%62
March 202689%83
April 202690%86
May 202689%85

Keep nerding

Based on 1,015 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.