Airlines at Boise Air Terminal/Gowen Field (BOI)
Boise, Idaho KBOI #60 US airport by passengers
Airlines operating at BOI, ranked by number of departures.
On-time performance at BOI
Based on 6,112 departures from May 2026 to July 2026. A flight counts as late when it leaves 15 or more minutes after schedule.
20.4%Departures late
23.4%Arrivals late
0.40%Cancelled
14.8 minAverage departure delay
| Airline | Departures | Late |
|---|---|---|
| SkyWest Airlines | 2,496 | 15.1% |
| Southwest Airlines | 1,374 | 30.0% |
| Delta Air Lines | 743 | 13.3% |
| Alaska Airlines | 567 | 13.8% |
| United Airlines | 449 | 31.2% |
| American Airlines | 350 | 30.3% |
Source: Bureau of Transportation Statistics, On-Time Performance of reporting carriers. Smaller regional carriers and some airlines are not included.
Airline presence
Alaska Airlines and Southwest are the main carriers at Boise, and Delta and United also serve the airport.