FlightRecord

Los Angeles (LAX) to Sun Valley/Hailey/Ketchum (SUN): On-Time Performance

Data through May 2026

Los Angeles (LAX) to Sun Valley/Hailey/Ketchum (SUN) 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, 86% arrived on time, comfortably above the national average of 78%.

On-time
86%
arrived <15 min late
Avg delay
10 min
completed flights
Cancelled
0.3%
Flights/day
0.89
last 12 months
Duration
2h 17m
scheduled
Distance
696 mi

Monthly on-time trend

Monthly on-time percentage for LAX to SUN flights50%75%100%June 2024: 83% on-time (12 flights)83Jun 2024July 2024: 68% on-time (31 flights)68August 2024: 90% on-time (31 flights)90September 2024: 100% on-time (10 flights)100Sep 2024October 2024: 75% on-time (8 flights)75December 2024: 75% on-time (33 flights)75January 2025: 87% on-time (47 flights)87Jan 2025February 2025: 88% on-time (40 flights)88March 2025: 93% on-time (43 flights)93April 2025: 100% on-time (1 flights)100Apr 2025May 2025: 100% on-time (4 flights)100June 2025: 95% on-time (21 flights)95July 2025: 98% on-time (52 flights)98Jul 2025August 2025: 89% on-time (45 flights)89September 2025: 92% on-time (13 flights)92October 2025: 91% on-time (11 flights)91Oct 2025December 2025: 81% on-time (41 flights)81January 2026: 78% on-time (46 flights)78February 2026: 81% on-time (41 flights)81Feb 2026March 2026: 81% on-time (43 flights)81April 2026: 86% on-time (7 flights)86May 2026: 100% on-time (4 flights)100May 2026

Best time to fly from LAX to SUN

Aim for departures around 8 a.m. (94% on-time); avoid 9 a.m. departures (80%).

On-time percentage by scheduled departure hour, LAX to SUN8 a.m.: 94% on-time (115 flights)89 a.m.: 80% on-time (83 flights)911 a.m.: 81% on-time (129 flights)1112 p.m.: 85% on-time (101 flights)126 p.m.: 93% on-time (41 flights)187 p.m.: 88% on-time (80 flights)19scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday91%7 min
Tuesdaybest92%4 min
Wednesday84%11 min
Thursday83%16 min
Friday86%9 min
Saturday84%13 min
Sunday85%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 aircraft34%
  • Airline operations42%
  • National airspace system13%
  • Weather12%

Frequently asked questions

How often are flights from LAX to SUN delayed?
14% of LAX–SUN 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 10 minutes.
What is the best time of day to fly from LAX to SUN?
Departures around 8 a.m. have the best record (94% on-time), while departures around 9 a.m. have the worst (80%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from LAX to SUN?
The scheduled LAX–SUN flight time averages 2h 17m over 696 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
How often are LAX to SUN flights cancelled?
0.3% 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 LAX to SUN?
July 2024 was the roughest month in this dataset, with only 68% of arrivals on time. The best was July 2025 at 98%. If your dates are flexible, that 30-point gap is worth planning around.

Based on 584 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.