Sun Valley/Hailey/Ketchum (SUN) to Los Angeles (LAX): On-Time Performance
Data through May 2026
Sun Valley/Hailey/Ketchum (SUN) to Los Angeles (LAX) is a thinner route than most in this dataset — 324 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 89% arrived on time, comfortably above the national average of 78%.
- On-time
- 89%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 0.89
- last 12 months
- Duration
- 2h 34m
- scheduled
- Distance
- 696 mi
Monthly on-time trend
Best time to fly from SUN to LAX
Aim for departures around 1 p.m. (92% on-time); avoid 8 a.m. departures (85%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 91% | 9 min |
| Tuesdaybest | 97% | 4 min |
| Wednesday | 87% | 21 min |
| Thursday | 83% | 8 min |
| Friday | 86% | 17 min |
| Saturday | 92% | 9 min |
| Sunday | 87% | 11 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft16%
- Airline operations68%
- National airspace system5%
- Weather12%
Frequently asked questions
- How often are flights from SUN to LAX delayed?
- 11% of SUN–LAX 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 11 minutes.
- What is the best time of day to fly from SUN to LAX?
- Departures around 1 p.m. have the best record (92% on-time), while departures around 8 a.m. have the worst (85%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SUN to LAX?
- The scheduled SUN–LAX flight time averages 2h 34m over 696 miles. Actual arrival times vary — flights on this route land 15+ minutes late 11% of the time.
- How often are SUN to LAX flights cancelled?
- 0.9% 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 SUN to LAX?
- December 2024 was the roughest month in this dataset, with only 72% of arrivals on time. The best was August 2025 at 96%. If your dates are flexible, that 24-point gap is worth planning around.
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Based on 584 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.