Best Time to Fly LAX to BOI: On-Time Stats by Hour & Airline
Los Angeles International → Boise Air Terminal
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 89.4% of Los Angeles (LAX) to Boise (BOI) flights arrived on time (1,375 scheduled flights). That is 11.8 points above the national average of 77.6%.
Alaska Airlines was the most punctual of the 2 airlines on the route at 93.5%, while SkyWest Airlines trailed at 89.3%.
April has been the best month (95% on time) and Friday the weakest day of the week (83%).
0.1% of flights were cancelled, versus 1.8% nationally.
LAX to BOI on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 93.5% | 109 min | 0.0% | 31 |
| SkyWest Airlines | 89.3% | 65 min | 0.1% | 1,344 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAX to BOI
On-time arrival % by scheduled departure hour (local time), 3,061 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 90.3% | 0.0% | 72 |
| 8am–9am | 88.9% | 0.0% | 153 |
| 9am–10am | 86.4% | 0.0% | 221 |
| 10am–11am | 90.9% | 0.0% | 321 |
| 11am–12pm | 87.1% | 0.3% | 310 |
| 12pm–1pm | 98.3% | 0.0% | 115 |
| 4pm–5pm | 93.0% | 0.0% | 57 |
| 5pm–6pm | 80.0% | 0.0% | 30 |
| 6pm–7pm | 87.1% | 0.4% | 562 |
| 7pm–8pm | 88.5% | 0.0% | 1,166 |
| 8pm–9pm | 81.1% | 1.9% | 54 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAX to BOI
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 89.2% | +0.5 pts | 0.0% | 65 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.3% | -9.5 pts | 0.0% | 140 |
| Summer peak (Jun 15 - Aug 15) | 89.7% | +0.9 pts | 0.0% | 505 |
| All other days | 88.8% | — | 0.2% | 2,351 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).