Route · GEG → SFO · 2020–2025 BTS data
Spokane to San Francisco
The GEG–SFO corridor (Spokane, WA → San Francisco, CA) runs ahead of the national average, served by 7 carriers across roughly 733 miles.
Data updated 2026-06-13
- 84.2%
- On-time
- +5.2 pts
- vs US avg
- 70 min
- Delay when late
- 4,273
- Flights
Cancelled
0.5%
Best Month
Jan 2025 95%
Worst Month
Dec 2024 70%
Distance
733 mi
Carriers
7
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 62 | 9 | 0 | 0 | OO |
| Nov 2025 | 79 | 17 | 0 | 0 | OO |
| Oct 2025 | 89 | 26 | 0 | 0 | OO |
| Sep 2025 | 82 | 13 | 0 | 0 | OO |
| Aug 2025 | 86 | 13 | 0 | 0 | OO,UA |
| Jul 2025 | 87 | 25 | 0 | 0 | OO |
| Jun 2025 | 78 | 7 | 0 | 1 | OO |
| May 2025 | 62 | 13 | 0 | 0 | OO |
| Apr 2025 | 81 | 11 | 0 | 1 | OO |
| Mar 2025 | 75 | 14 | 1 | 0 | OO |
| Feb 2025 | 54 | 11 | 1 | 1 | OO |
| Jan 2025 | 58 | 3 | 0 | 0 | OO |
| Dec 2024 | 60 | 18 | 0 | 0 | OO |
| Nov 2024 | 59 | 11 | 2 | 1 | OO |
| Oct 2024 | 62 | 12 | 0 | 0 | OO |
| Sep 2024 | 58 | 5 | 0 | 0 | OO,AS |
| Aug 2024 | 44 | 4 | 0 | 0 | AS,OO,UA |
| Jul 2024 | 31 | 5 | 0 | 0 | OO |
| May 2024 | 37 | 14 | 0 | 0 | OO |
| Apr 2024 | 30 | 3 | 0 | 0 | OO |
| Mar 2024 | 35 | 12 | 1 | 0 | OO |
| Feb 2024 | 52 | 9 | 2 | 0 | OO |
| Jan 2024 | 58 | 6 | 0 | 0 | OO |
| Dec 2023 | 74 | 18 | 0 | 0 | OO |
Cancellation Rate
0.5%
7 of 1,493 flights
Diversion Rate
0.3%
4 of 1,493 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
GEG - Spokane
Full on-time, delay-cause, and seasonal performance for Spokane, WA.
Origin airport →SFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
Destination airport →Compare the two airports
See GEG and SFO side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to GEG–SFO.
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What the Data Says About GEG to SFO
Bureau of Transportation Statistics records show Spokane to San Francisco (GEG to SFO) running a 84.2% on-time rate over 4,273 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 70.0 minutes. The 733-mile corridor is served by 7 carriers, and over the last 24 months 0.5% of 1,493 flights were cancelled, 0.3% diverted.
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 95% on-time, while Dec 2024 came in at just 70% - a 25-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.