OnTimeStats

Historical on-time performance

Kansas City to Sacramento

1,442 miData through Dec 2025Source: US DOT · BTS

Flights on MCI–SMF arrive on time 67% of the time over the last 12 months.

On-time rate67%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights

based on 151 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

  • Southwest Airlines
    On-time67%
    Median5 min
    p9045 min
    Cancel0.0%
    Flights151

Why flights run late

Delay causes

  • Airline29%
  • Weather0%
  • Air traffic (NAS)8%
  • Late aircraft63%
  • Security0%

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 MCI → SMF

All airlines · rolling 36 months (2023-01 .. 2025-12).

Best time of day

Middays are the most reliable time of day to fly this route — 79% on time.

  • Middays79% on time · p90 25 min · 242 flights
  • Afternoons57% on time · p90 60 min · 94 flights · limited

Best day of week

On-time rates are fairly even by day on this route — ranging from 65% to 74% on time.

  • Thursdays74% on time · p90 30 min · 53 flights · limited
  • Sundays73% on time · p90 35 min · 63 flights · limited
  • Fridays70% on time · p90 40 min · 57 flights · limited
  • Mondays65% on time · p90 40 min · 54 flights · limited
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Methodology

A flight is on time when it arrives within 15 minutes of schedule — the US DOT / BTS standard. Median and p90(the “1-in-10 bad day”) are read from the full arrival-delay distribution, never averaged across periods.

Figures cover a carrier’s own BTS-coded flights. Cells below ~200 flights are flagged as limited data. All numbers are pre-computed from public BTS On-Time Performance data.