Route Reliability
San Francisco → Spokane
SFO–GEG · 733 miles · San Francisco International Airport to Spokane International Airport
- 77%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 0.8%
- Cancelled
- 1,003
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines83%661 flights
- 2.Alaska Airlines67%342 flights
What the data says
Morning flights do better here.
SFO–GEG flights departing between 6–9 AM arrived on time 90% of the time, versus 72% between 9 PM–12 AM.
Friday is doing you no favors.
SFO–GEG flights arrived on time 83% of the time on Saturdays. On Fridays: 69%.
United Airlines has a clear lead on this route.
United Airlines arrived on time 83% of the time on this route; Alaska Airlines managed 67%.
Slipping a little lately.
SFO–GEG flights arrived on time 75% of the time over the last three months in the data, compared with 80% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon80%(146 flights)
- Tue79%(149 flights)
- Wed79%(141 flights)
- Thu78%(149 flights)
- Fri69%(144 flights)
- Sat83%(110 flights)
- Sun77%(154 flights)
- 6–9 AM90%(164 flights)
- 9 AM–12 PM73%(265 flights)
- 12–3 PM76%(199 flights)
- 3–6 PM73%(90 flights)
- 6–9 PM79%(180 flights)
- 9 PM–12 AM72%(95 flights)
Jun 80% → May 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 80% | 89 |
| July 2025 | 69% | 88 |
| August 2025 | 85% | 85 |
| September 2025 | 83% | 83 |
| October 2025 | 73% | 89 |
| November 2025 | 76% | 86 |
| December 2025 | 81% | 77 |
| January 2026 | 81% | 70 |
| February 2026 | 79% | 75 |
| March 2026 | 87% | 87 |
| April 2026 | 70% | 80 |
| May 2026 | 67% | 84 |
Same trip, other airports
Keep nerding
Based on 1,003 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.