Route
BOI → LAS
Boise Air Terminal/Gowen Field Harry Reid International Airport
How punctual is this route?
- On-time arrivals
- 81.5%
- Less than 15 minutes late
- Cancelled
- 0.2%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,336
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 51%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 22%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 73.7% | 115 |
| October 2025 | 82.6% | 121 |
| November 2025 | 77.0% | 113 |
| December 2025 | 84.2% | 120 |
| January 2026 | 90.5% | 116 |
| February 2026 | 85.3% | 109 |
| March 2026 | 84.3% | 122 |
| April 2026 | 83.3% | 120 |
| May 2026 | 74.0% | 123 |
| June 2026 | 73.7% | 95 |
| July 2026 | 83.0% | 89 |
| August 2026 | 86.0% | 93 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,052 | 81.5% | 0.3% | 63 min |
| SkyWest Airlines | 175 | 82.3% | 0.0% | 60 min |
| Alaska Airlines | 71 | 91.5% | 0.0% | 87 min |
| NK | 24 | 62.5% | 0.0% | 58 min |
| Allegiant Air | 14 | 50.0% | 0.0% | 165 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO3446
21% late · 103 flights
-
WN1585
5% late · 58 flights
-
WN670
7% late · 58 flights
-
WN701
4% late · 52 flights
-
WN702
12% late · 51 flights
-
WN854
35% late · 49 flights
-
WN301
11% late · 47 flights
-
WN3014
15% late · 46 flights
-
WN2387
10% late · 42 flights
-
AS117
11% late · 36 flights
-
AS229
6% late · 35 flights
-
WN704
54% late · 35 flights
-
WN1201
33% late · 33 flights
-
WN3354
27% late · 31 flights
-
OO3311
7% late · 30 flights
-
WN1325
33% late · 30 flights
-
OO3391
11% late · 28 flights
-
WN3010
0% late · 28 flights
-
WN1599
0% late · 26 flights
-
WN2152
31% late · 26 flights
-
WN2483
21% late · 24 flights
-
WN852
38% late · 24 flights
-
NK2568
35% late · 23 flights
-
WN1760
0% late · 20 flights
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