Best Time to Fly SNA to BOI: On-Time Stats by Hour & Airline
John Wayne Airport-Orange County → Boise Air Terminal
Data through July 2026 · Last updated October 18, 2026
359 flights were scheduled from Santa Ana (SNA) to Boise (BOI) in the last 12 months, and 85.9% of those that flew arrived on time, 8.2 points above the US average of 77.6%.
Among 2 airlines, Alaska Airlines led with 91.2% on time and Allegiant Air was last with 78.7%.
Over 24 months, Wednesday was the most reliable day (98% on time) and December the worst month (71%).
The cancellation rate was 1.1% (US average 1.8%).
SNA 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 | 91.2% | 40 min | 1.0% | 206 |
| Allegiant Air | 78.7% | 114 min | 1.3% | 153 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SNA to BOI
On-time arrival % by scheduled departure hour (local time), 530 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 84.6% | 0.0% | 52 |
| 10am–11am | 82.3% | 1.4% | 143 |
| 11am–12pm | 75.0% | 1.9% | 53 |
| 12pm–1pm | 86.5% | 0.0% | 111 |
| 1pm–2pm | Limited data | 13 | |
| 2pm–3pm | 71.2% | 1.9% | 53 |
| 3pm–4pm | 90.9% | 0.0% | 44 |
| 4pm–5pm | Limited data | 1 | |
| 5pm–6pm | Limited data | 8 | |
| 6pm–7pm | Limited data | 18 | |
| 7pm–8pm | 93.9% | 2.9% | 34 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SNA 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) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 26 | ||
| Summer peak (Jun 15 - Aug 15) | 77.5% | -7.8 pts | 2.0% | 100 |
| All other days | 85.3% | — | 0.8% | 392 |
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).