Spokane (GEG) to Boise (BOI) flights
Horizon Air, SkyWest Airlines fly nonstop from Spokane International Airport to Boise Air Terminal/Gowen Field, with about 28 flights a week in July 2026. The 287-mile flight takes about 1h 4m gate to gate.
- Distance
- 287 mi · 462 km
- Flight time
- 1h 4m
- Airlines
- 2
- Seats filled
- 70%
Airlines flying GEG to BOI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 21 | Embraer E175 | 49,622 | 1h 3m |
| SkyWest Airlines | 7 | Embraer E175 | 20,011 | 1h 8m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
GEG to BOI flight schedule
8 flight numbers flew this route in August 2026. The first usually leaves at 6:00am and the last at 7:24pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AS 2198Alaska Airlines · operated by Horizon Air | 6:00am | 8:07am | 18 | 94% |
| AS 2099Alaska Airlines · operated by Horizon Air | 7:00am | 9:09am | 13 | 100% |
| AS 2031Alaska Airlines · operated by Horizon Air | 8:53am | 11:02am | 18 | 100% |
| AS 3404Alaska Airlines · operated by SkyWest Airlines | 10:36am | 12:50pm | 13 | 92% |
| AS 2346Alaska Airlines · operated by Horizon Air | 2:03pm | 4:11pm | 13 | 69% |
| AS 2264Alaska Airlines · operated by Horizon Air | 4:05pm | 6:13pm | 18 | 67% |
| AS 2409Alaska Airlines · operated by Horizon Air | 5:00pm | 7:08pm | 13 | 92% |
| AS 3215Alaska Airlines · operated by SkyWest Airlines | 7:24pm | 9:38pm | 18 | 83% |
Is GEG to BOI on time?
From September 2025 to August 2026, 89% of 1,326 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 8am were the most punctual (97%), those around 7pm the least (83%). Most delay time was caused by late-arriving aircraft (60%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 1,326 | 89% | 7 min | 1.6% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 55 | 100% | |
| 6am to 7am | 263 | 95% | |
| 8am to 9am | 118 | 97% | |
| 9am to 10am | 234 | 93% | |
| 1pm to 2pm | 85 | 89% | |
| 2pm to 3pm | 33 | 78% | |
| 3pm to 4pm | 28 | 30% | |
| 4pm to 5pm | 267 | 84% | |
| 7pm to 8pm | 203 | 83% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 119 | 6,029 | |
| September 2025 | 116 | 5,954 | |
| October 2025 | 115 | 6,513 | |
| November 2025 | 98 | 5,154 | |
| December 2025 | 93 | 5,544 | |
| January 2026 | 99 | 5,352 | |
| February 2026 | 102 | 5,496 | |
| March 2026 | 118 | 6,382 | |
| April 2026 | 114 | 5,906 | |
| May 2026 | 98 | 5,705 | |
| June 2026 | 106 | 5,655 | |
| July 2026 | 124 | 6,051 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.