Santa Ana (SNA) to Boise (BOI): On-Time Performance
Data through May 2026
Santa Ana (SNA) to Boise (BOI) is a thinner route than most in this dataset — 300 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 21 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 0.82
- last 12 months
- Duration
- 2h 9m
- scheduled
- Distance
- 688 mi
Best airline from SNA to BOI
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlinesmost reliable | 93% | 3 min | 1.4% | 145 |
| Allegiant Air | 78% | 29 min | 0.9% | 332 |
Monthly on-time trend
Best time to fly from SNA to BOI
Aim for departures around 7 p.m. (94% on-time); avoid 2 p.m. departures (72%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 85% | 8 min |
| Tuesdaybest | 96% | 3 min |
| Wednesday | 90% | 5 min |
| Thursday | 82% | 15 min |
| Friday | 73% | 32 min |
| Saturday | 88% | 9 min |
| Sunday | 76% | 50 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft33%
- Airline operations56%
- National airspace system7%
- Weather4%
Frequently asked questions
- How often are flights from SNA to BOI delayed?
- 18% of SNA–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 21 minutes.
- Which airline is most reliable from SNA to BOI?
- Alaska Airlines has the best on-time record on this route at 93%, based on 145 flights. 2 airlines flew SNA–BOI frequently enough to compare in this period.
- What is the best time of day to fly from SNA to BOI?
- Departures around 7 p.m. have the best record (94% on-time), while departures around 2 p.m. have the worst (72%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SNA to BOI?
- The scheduled SNA–BOI flight time averages 2h 9m over 688 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are SNA to BOI flights cancelled?
- 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 day of the week is most reliable for SNA to BOI?
- Wednesday flights have the best record at 90% on-time. Day-of-week differences on this route are meaningful — Friday trails at 73%.
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Based on 477 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.