Route Reliability
Boise → Las Vegas
BOI–LAS · 519 miles · Boise Airport to Harry Reid International Airport
- 82%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.3%
- Cancelled
- 1,465
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Alaska Airlines84%345 flights
- 2.Southwest Airlines83%1,050 flights
Not enough history to rank: Spirit Airlines (56 flights), Allegiant Air (14 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning-you made the right choice.
BOI–LAS flights departing between 3–6 AM arrived on time 100% of the time, versus 57% between 9 PM–12 AM.
Skip Monday if you can.
BOI–LAS flights arrived on time 88% of the time on Wednesdays. On Mondays: 75%.
Not much between Alaska Airlines and Southwest Airlines.
On this route they all land within 83% to 84% on time. Pick on schedule and price.
It basically never cancels.
Out of 1,465 scheduled flights, only 0.3% were cancelled.
Flights on this route
The breakdown
- Mon75%(233 flights)
- Tue88%(194 flights)
- Wed88%(190 flights)
- Thu83%(216 flights)
- Fri76%(230 flights)
- Sat87%(170 flights)
- Sun83%(228 flights)
- 3–6 AM100%(63 flights)
- 6–9 AM97%(392 flights)
- 9 AM–12 PM82%(188 flights)
- 12–3 PM76%(276 flights)
- 3–6 PM79%(220 flights)
- 6–9 PM69%(299 flights)
- 9 PM–12 AM57%(23 flights)
Jun 84% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 84% | 124 |
| July 2025 | 83% | 127 |
| August 2025 | 82% | 120 |
| September 2025 | 75% | 114 |
| October 2025 | 84% | 121 |
| November 2025 | 78% | 123 |
| December 2025 | 85% | 135 |
| January 2026 | 89% | 121 |
| February 2026 | 86% | 109 |
| March 2026 | 84% | 124 |
| April 2026 | 83% | 120 |
| May 2026 | 74% | 123 |
Keep nerding
Based on 1,465 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.