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Route Reliability

Kansas City → Miami

MCI–MIA · 1,251 miles · Kansas City International Airport to Miami International Airport

83
Pretty Reliable
WanderNerd Reliability Score
83%
Arrive within 15 minutes
3 min
Average arrival delay
1.6%
Cancelled
759
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.American Airlines88%588 flights
  2. 2.Southwest Airlines68%171 flights

What the data says

Morning-you made the right choice.

MCI–MIA flights departing between 3–6 AM arrived on time 89% of the time, versus 52% between 12–3 PM.

Skip Saturday if you can.

MCI–MIA flights arrived on time 89% of the time on Wednesdays. On Saturdays: 79%.

American Airlines has a clear lead on this route.

American Airlines arrived on time 88% of the time on this route; Southwest Airlines managed 68%.

Flights on this route

The breakdown

On-time by weekday
  • Mon87%(109 flights)
  • Tue84%(83 flights)
  • Wed89%(81 flights)
  • Thu84%(110 flights)
  • Fri83%(116 flights)
  • Sat79%(126 flights)
  • Sun80%(119 flights)
On-time by departure window
  • 3–6 AM89%(355 flights)
  • 6–9 AM86%(71 flights)
  • 9 AM–12 PM83%(162 flights)
  • 12–3 PM52%(56 flights)
  • 3–6 PM80%(100 flights)
On-time trend by month
88%
May

Jun 82% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%49
July 202575%52
August 202582%33
September 202587%30
October 202597%31
November 202586%44
December 202576%67
January 202686%71
February 202685%87
March 202676%106
April 202686%88
May 202688%86

Same trip, other airports

Keep nerding

Based on 759 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.