Best Time to Fly OAK to BOI: On-Time Stats by Hour & Airline
Oakland International → Boise Air Terminal
Data through July 2026 · Last updated October 18, 2026
555 flights were scheduled from Oakland (OAK) to Boise (BOI) in the last 12 months, and 84.3% of those that flew arrived on time, 6.7 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (92% on time) and Sunday the weakest day of the week (78%).
0.0% of flights were cancelled, versus 1.8% nationally.
OAK 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 |
|---|---|---|---|---|
| Southwest Airlines | 84.3% | 49 min | 0.0% | 555 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly OAK to BOI
On-time arrival % by scheduled departure hour (local time), 1,217 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 1 | |
| 7am–8am | Limited data | 1 | |
| 8am–9am | Limited data | 19 | |
| 9am–10am | 89.5% | 0.0% | 164 |
| 10am–11am | 89.5% | 0.0% | 134 |
| 11am–12pm | 78.6% | 0.0% | 103 |
| 12pm–1pm | 95.2% | 0.0% | 105 |
| 1pm–2pm | 79.7% | 0.0% | 64 |
| 2pm–3pm | Limited data | 21 | |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | Limited data | 5 | |
| 5pm–6pm | 93.9% | 0.0% | 33 |
| 6pm–7pm | 86.7% | 0.6% | 174 |
| 7pm–8pm | 85.9% | 0.0% | 99 |
| 8pm–9pm | 73.7% | 0.0% | 278 |
| 9pm–10pm | Limited data | 15 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on OAK 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) | 73.3% | -12.0 pts | 0.0% | 30 |
| Christmas & New Year (Dec 20 - Jan 3) | 66.2% | -19.2 pts | 0.0% | 65 |
| Summer peak (Jun 15 - Aug 15) | 81.4% | -4.0 pts | 0.0% | 178 |
| All other days | 85.3% | — | 0.1% | 944 |
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).