Kalispell (FCA) to San Francisco (SFO): On-Time Performance
Data through May 2026
Kalispell (FCA) to San Francisco (SFO) is a thinner route than most in this dataset — 262 departures over the past year, roughly 5 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 0.72
- last 12 months
- Duration
- 2h 43m
- scheduled
- Distance
- 844 mi
Monthly on-time trend
Best time to fly from FCA to SFO
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 54 min |
| Tuesday | 76% | 15 min |
| Wednesday | 81% | 10 min |
| Thursdaybest | 86% | 11 min |
| Friday | 77% | 15 min |
| Saturday | 84% | 9 min |
| Sunday | 71% | 20 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft29%
- Airline operations36%
- National airspace system33%
- Weather3%
Frequently asked questions
- How often are flights from FCA to SFO delayed?
- 21% of FCA–SFO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 18 minutes.
- How long is the flight from FCA to SFO?
- The scheduled FCA–SFO flight time averages 2h 43m over 844 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are FCA to SFO flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from FCA to SFO?
- March 2026 was the roughest month in this dataset, with only 60% of arrivals on time. The best was September 2024 at 92%. If your dates are flexible, that 32-point gap is worth planning around.
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Based on 426 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.