Best Time to Fly MIA to MCI: On-Time Stats by Hour & Airline
Miami International → Kansas City International
Data through July 2026 · Last updated October 18, 2026
844 flights were scheduled from Miami (MIA) to Kansas City (MCI) in the last 12 months, and 72.7% of those that flew arrived on time, 5.0 points below the US average of 77.6%.
Envoy Air was the most punctual of the 3 airlines on the route at 87.8%, while Southwest Airlines trailed at 61.8%.
November has been the best month (87% on time) and Monday the weakest day of the week (67%).
1.3% of flights were cancelled, versus 1.8% nationally.
MIA to MCI on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Air | 87.8% | 44 min | 1.1% | 183 |
| American Airlines | 70.8% | 70 min | 1.7% | 460 |
| Southwest Airlines | 61.8% | 60 min | 0.5% | 192 |
| Republic Airways | Limited data | 9 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MIA to MCI
On-time arrival % by scheduled departure hour (local time), 1,443 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 92.2% | 0.8% | 117 |
| 9am–10am | Limited data | 6 | |
| 10am–11am | Limited data | 2 | |
| 11am–12pm | 73.5% | 0.0% | 49 |
| 12pm–1pm | 69.4% | 2.7% | 37 |
| 1pm–2pm | 65.8% | 0.0% | 38 |
| 2pm–3pm | 76.0% | 1.0% | 101 |
| 3pm–4pm | 67.5% | 1.0% | 203 |
| 4pm–5pm | Limited data | 23 | |
| 5pm–6pm | Limited data | 1 | |
| 6pm–7pm | Limited data | 1 | |
| 7pm–8pm | 69.2% | 1.5% | 137 |
| 8pm–9pm | 64.0% | 1.2% | 165 |
| 9pm–10pm | 74.4% | 2.7% | 485 |
| 10pm–11pm | 55.8% | 0.0% | 78 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MIA to MCI
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 75.0% | +0.2 pts | 3.0% | 33 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.1% | +1.3 pts | 0.0% | 67 |
| Summer peak (Jun 15 - Aug 15) | 57.9% | -16.9 pts | 1.5% | 260 |
| All other days | 74.8% | — | 1.6% | 1,083 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).