Historical on-time performance
San Francisco to Kansas City
1,499 miData through Dec 2025Source: US DOT · BTS
Flights on SFO–MCI arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 249 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- United AirlinesOn-time73%Medianon timep9030 minCancel0.0%Flights30
- SkyWest AirlinesOn-time84%Medianon timep9020 minCancel1.4%Flights219
Why flights run late
Delay causes
- Airline35%
- Weather0%
- Air traffic (NAS)33%
- Late aircraft32%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SFO → MCI
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 88% on time.
- Mornings88% on time · p90 15 min · 252 flights
- Evenings82% on time · p90 30 min · 510 flights
- Middays77% on time · p90 40 min · 315 flights
- Afternoons75% on time · p90 25 min · 101 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 87% on time.
- Tuesdays87% on time · p90 15 min · 167 flights · limited
- Saturdays87% on time · p90 20 min · 169 flights · limited
- Fridays82% on time · p90 20 min · 169 flights · limited
- Sundays79% on time · p90 25 min · 170 flights · limited
- Thursdays79% on time · p90 40 min · 168 flights · limited
- Wednesdays78% on time · p90 40 min · 167 flights · limited
- Mondays78% on time · p90 25 min · 168 flights · limited
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