Historical on-time performance
Miami to Kansas City
1,251 miData through Dec 2025Source: US DOT · BTS
Flights on MIA–MCI arrive on time 64% of the time over the last 12 months.
On-time rate64%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled2.0%of scheduled flights
based on 405 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Envoy AirbestOn-time76%Medianon timep9030 minCancel3.0%Flights66
- American AirlinesOn-time62%Medianon timep9090 minCancel1.8%Flights339
Why flights run late
Delay causes
- Airline40%
- Weather5%
- Air traffic (NAS)13%
- Late aircraft42%
- Security1%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MIA → MCI
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 62% to 70% on time.
- Evenings70% on time · p90 55 min · 92 flights · limited
- Afternoons67% on time · p90 80 min · 107 flights · limited
- Middays64% on time · p90 55 min · 61 flights · limited
- Overnights62% on time · p90 70 min · 1,121 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 57% to 71% on time.
- Fridays71% on time · p90 55 min · 200 flights
- Tuesdays69% on time · p90 55 min · 200 flights
- Wednesdays68% on time · p90 75 min · 189 flights · limited
- Saturdays64% on time · p90 60 min · 222 flights
- Thursdays61% on time · p90 95 min · 201 flights
- Sundays59% on time · p90 80 min · 207 flights
- Mondays57% on time · p90 60 min · 208 flights
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