Route
MIA → MCI
Miami International Airport Kansas City International Airport
How punctual is this route?
- On-time arrivals
- 73.1%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 872
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 14%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.0% | 30 |
| October 2025 | 74.2% | 31 |
| November 2025 | 80.0% | 46 |
| December 2025 | 80.9% | 69 |
| January 2026 | 76.4% | 74 |
| February 2026 | 78.4% | 88 |
| March 2026 | 70.5% | 112 |
| April 2026 | 72.4% | 87 |
| May 2026 | 71.4% | 85 |
| June 2026 | 77.2% | 92 |
| July 2026 | 60.2% | 95 |
| August 2026 | 65.1% | 63 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| American Airlines | 460 | 71.3% | 1.7% | 78 min |
| Envoy Air | 207 | 87.8% | 1.0% | 53 min |
| Southwest Airlines | 191 | 61.1% | 0.5% | 64 min |
| Republic Airways | 14 | 78.6% | 0.0% | 42 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
AA670
35% late · 209 flights
-
AA773
31% late · 85 flights
-
AA2580
20% late · 67 flights
-
AA1397
19% late · 65 flights
-
MQ3939
10% late · 60 flights
-
MQ3570
20% late · 51 flights
-
WN4925
55% late · 45 flights
-
MQ3951
11% late · 44 flights
-
WN3809
30% late · 33 flights
-
WN3428
50% late · 32 flights
-
WN1121
40% late · 30 flights
-
AA700
17% late · 24 flights
-
MQ3912
10% late · 21 flights
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