Route Reliability
Boise → Sacramento
BOI–SMF · 437 miles · Boise Airport to Sacramento International Airport
- 88%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0.2%
- Cancelled
- 1,216
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Alaska Airlines94%365 flights
- 2.Southwest Airlines85%851 flights
What the data says
Morning-you made the right choice.
BOI–SMF flights departing between 6–9 AM arrived on time 96% of the time, versus 55% between 9 PM–12 AM.
Friday is doing you no favors.
BOI–SMF flights arrived on time 93% of the time on Saturdays. On Fridays: 84%.
Alaska Airlines runs this route best.
Alaska Airlines arrived on time 94% of the time on this route; Southwest Airlines managed 85%.
It basically never cancels.
Out of 1,216 scheduled flights, only 0.2% were cancelled.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon89%(184 flights)
- Tue92%(168 flights)
- Wed89%(165 flights)
- Thu85%(179 flights)
- Fri84%(182 flights)
- Sat93%(140 flights)
- Sun84%(191 flights)
- 6–9 AM96%(719 flights)
- 9 AM–12 PM89%(26 flights)
- 12–3 PM90%(112 flights)
- 3–6 PM81%(118 flights)
- 6–9 PM68%(174 flights)
- 9 PM–12 AM55%(60 flights)
Jun 86% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 86% | 109 |
| July 2025 | 83% | 114 |
| August 2025 | 89% | 105 |
| September 2025 | 93% | 103 |
| October 2025 | 89% | 89 |
| November 2025 | 87% | 103 |
| December 2025 | 84% | 108 |
| January 2026 | 90% | 96 |
| February 2026 | 93% | 98 |
| March 2026 | 92% | 94 |
| April 2026 | 86% | 93 |
| May 2026 | 83% | 97 |
Keep nerding
Based on 1,216 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.