San Francisco (SFO) to Boise (BOI) flights
SkyWest Airlines, United Airlines fly nonstop from San Francisco International Airport to Boise Air Terminal/Gowen Field, with about 35 flights a week in July 2026. The 522-mile flight takes about 1h 41m gate to gate.
- Distance
- 522 mi · 840 km
- Flight time
- 1h 41m
- Airlines
- 2
- Seats filled
- 78%
Airlines flying SFO to BOI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 27 | Embraer E175, Bombardier CRJ700, Bombardier CRJ200 | 85,440 | 1h 41m |
| United Airlines | 7 | Boeing 737-800, Airbus A319, Airbus A320-100/200 | 25,861 | 1h 41m |
| Horizon AirSeasonal or ended | n/a | Embraer E175 | 5,716 | 1h 36m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SFO to BOI flight schedule
9 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 8:15am and the last at 8:59pm. 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) |
|---|---|---|---|---|
| UA 5949United Airlines · operated by SkyWest Airlines | 8:15am | 11:06am | 12 | 83% |
| UA 6035United Airlines · operated by SkyWest Airlines | 10:15am | 1:08pm | 8 | 54% |
| UA 2364United Airlines | 12:45pm | 3:31pm | 21 | 29% |
| UA 267United Airlines | 1:54pm | 4:44pm | 10 | 63% |
| UA 5465United Airlines · operated by SkyWest Airlines | 4:30pm | 7:24pm | 21 | 91% |
| UA 5387United Airlines · operated by SkyWest Airlines | 5:10pm | 8:05pm | 4 | 74% |
| UA 5644United Airlines · operated by SkyWest Airlines | 6:30pm | 9:24pm | 29 | 79% |
| AS 3375Alaska Airlines · operated by SkyWest Airlines | 7:25pm | 10:07pm | 31 | 75% |
| UA 6027United Airlines · operated by SkyWest Airlines | 8:59pm | 11:55pm | 7 | 62% |
Is SFO to BOI on time?
From September 2025 to August 2026, 75% of 1,823 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 8am were the most punctual (92%), those around 10am the least (62%). Most delay time was caused by late-arriving aircraft (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,464 | 75% | 18 min | 0.3% |
| Alaska Airlines | 359 | 75% | 20 min | 0.3% |
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 |
|---|---|---|---|
| 8am to 9am | 196 | 92% | |
| 10am to 11am | 97 | 62% | |
| 11am to 12pm | 61 | 90% | |
| 12pm to 1pm | 71 | 49% | |
| 1pm to 2pm | 283 | 72% | |
| 2pm to 3pm | 55 | 84% | |
| 4pm to 5pm | 224 | 75% | |
| 6pm to 7pm | 271 | 79% | |
| 7pm to 8pm | 241 | 75% | |
| 8pm to 9pm | 183 | 63% | |
| 9pm to 10pm | 77 | 91% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 144 | 10,022 | |
| September 2025 | 144 | 9,486 | |
| October 2025 | 155 | 10,524 | |
| November 2025 | 146 | 9,721 | |
| December 2025 | 151 | 9,276 | |
| January 2026 | 152 | 7,679 | |
| February 2026 | 133 | 7,365 | |
| March 2026 | 178 | 10,667 | |
| April 2026 | 164 | 9,322 | |
| May 2026 | 166 | 10,781 | |
| June 2026 | 142 | 11,159 | |
| July 2026 | 154 | 11,015 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.