Historical on-time performance
San Francisco to Kalispell
844 miData through Dec 2025Source: US DOT · BTS
Flights on SFO–FCA arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 148 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time81%Medianon timep9025 minCancel0.0%Flights148
Why flights run late
Delay causes
- Airline24%
- Weather12%
- Air traffic (NAS)22%
- Late aircraft42%
- 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 SFO → FCA
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 69% to 81% on time.
- Middays81% on time · p90 35 min · 402 flights
- Mornings69% on time · p90 60 min · 59 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 87% on time.
- Thursdays87% on time · p90 15 min · 60 flights · limited
- Wednesdays84% on time · p90 20 min · 55 flights · limited
- Fridays79% on time · p90 45 min · 77 flights · limited
- Mondays79% on time · p90 40 min · 57 flights · limited
- Sundays78% on time · p90 30 min · 77 flights · limited
- Saturdays78% on time · p90 40 min · 120 flights · limited
- Tuesdays76% on time · p90 45 min · 55 flights · limited
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