Los Angeles (LAX) to Boise (BOI): On-Time Performance
Data through May 2026
Los Angeles (LAX) to Boise (BOI) effectively runs on two schedules. In April 2026, 95% of arrivals were on time; in July 2024 that fell to 79% — a 16-point seasonal swing. Across the full period the route averages 88% on-time against a national 78%.
- On-time
- 88%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 3.7
- last 12 months
- Duration
- 2h 9m
- scheduled
- Distance
- 674 mi
Monthly on-time trend
Best time to fly from LAX to BOI
Aim for departures around 12 p.m. (98% on-time); avoid 5 p.m. departures (80%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 86% | 10 min |
| Tuesdaybest | 93% | 5 min |
| Wednesday | 91% | 6 min |
| Thursday | 89% | 8 min |
| Friday | 83% | 12 min |
| Saturday | 88% | 7 min |
| Sunday | 85% | 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 aircraft31%
- Airline operations48%
- National airspace system9%
- Weather12%
- Security1%
Frequently asked questions
- How often are flights from LAX to BOI delayed?
- 12% of LAX–BOI 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 9 minutes.
- What is the best time of day to fly from LAX to BOI?
- Departures around 12 p.m. have the best record (98% on-time), while departures around 5 p.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 BOI?
- The scheduled LAX–BOI flight time averages 2h 9m over 674 miles. Actual arrival times vary — flights on this route land 15+ minutes late 12% of the time.
- How often are LAX to BOI flights cancelled?
- 0.1% 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 BOI?
- July 2024 was the roughest month in this dataset, with only 79% of arrivals on time. The best was April 2026 at 95%. If your dates are flexible, that 16-point gap is worth planning around.
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Based on 3,120 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.