Las Vegas (LAS) to Santa Rosa (STS): On-Time Performance
Data through May 2026
Las Vegas (LAS) to Santa Rosa (STS) is a thinner route than most in this dataset — 287 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 74% arrived on time.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 0.79
- last 12 months
- Duration
- 1h 54m
- scheduled
- Distance
- 454 mi
Monthly on-time trend
Best time to fly from LAS to STS
Aim for departures around 7 p.m. (94% on-time); avoid 5 p.m. departures (64%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 61% | 27 min |
| Tuesday | 77% | 13 min |
| Wednesday | 85% | 7 min |
| Thursday | 64% | 25 min |
| Friday | 69% | 22 min |
| Saturdaybest | 90% | 6 min |
| Sunday | 70% | 28 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations18%
- National airspace system32%
- Weather4%
Frequently asked questions
- How often are flights from LAS to STS delayed?
- 26% of LAS–STS 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.
- What is the best time of day to fly from LAS to STS?
- Departures around 7 p.m. have the best record (94% on-time), while departures around 5 p.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to STS?
- The scheduled LAS–STS flight time averages 1h 54m over 454 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are LAS to STS flights cancelled?
- 0.6% 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 LAS to STS?
- December 2024 was the roughest month in this dataset, with only 47% of arrivals on time. The best was November 2025 at 95%. If your dates are flexible, that 48-point gap is worth planning around.
Explore related pages
More routes from LAS
Based on 477 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.