Route · SMF → GEG · 2020–2025 BTS data
Sacramento to Spokane
The SMF–GEG corridor (Sacramento, CA → Spokane, WA) runs ahead of the national average, served by 1 carrier across roughly 649 miles.
Data updated 2026-06-13
- 80.7%
- On-time
- +1.7 pts
- vs US avg
- 53 min
- Delay when late
- 2,668
- Flights
Cancelled
0.0%
Best Month
Sep 2024 93%
Worst Month
May 2024 67%
Distance
649 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 46 | 15 | 0 | 0 | WN |
| Nov 2025 | 48 | 6 | 0 | 0 | WN |
| Oct 2025 | 57 | 16 | 0 | 0 | WN |
| Sep 2025 | 56 | 10 | 0 | 0 | WN |
| Aug 2025 | 60 | 13 | 0 | 0 | WN |
| Jul 2025 | 84 | 18 | 0 | 0 | WN |
| Jun 2025 | 78 | 18 | 0 | 0 | WN |
| May 2025 | 56 | 5 | 0 | 0 | WN |
| Apr 2025 | 56 | 6 | 0 | 0 | WN |
| Mar 2025 | 55 | 7 | 0 | 0 | WN |
| Feb 2025 | 43 | 6 | 0 | 0 | WN |
| Jan 2025 | 40 | 3 | 0 | 0 | WN |
| Dec 2024 | 46 | 12 | 0 | 0 | WN |
| Nov 2024 | 48 | 7 | 0 | 0 | WN |
| Oct 2024 | 49 | 6 | 0 | 0 | WN |
| Sep 2024 | 56 | 4 | 0 | 0 | WN |
| Aug 2024 | 57 | 9 | 0 | 0 | WN |
| Jul 2024 | 58 | 18 | 0 | 0 | WN |
| Jun 2024 | 55 | 16 | 0 | 0 | WN |
| May 2024 | 57 | 19 | 0 | 0 | WN |
| Apr 2024 | 56 | 11 | 0 | 0 | WN |
| Mar 2024 | 52 | 6 | 0 | 0 | WN |
| Jan 2024 | 38 | 8 | 0 | 0 | WN |
| Dec 2023 | 65 | 9 | 0 | 1 | WN |
Cancellation Rate
0.0%
0 of 1,316 flights
Diversion Rate
0.1%
1 of 1,316 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SMF - Sacramento
Full on-time, delay-cause, and seasonal performance for Sacramento, CA.
Origin airport →GEG - Spokane
Full on-time, delay-cause, and seasonal performance for Spokane, WA.
Destination airport →Compare the two airports
See SMF and GEG side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SMF–GEG.
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What the Data Says About SMF to GEG
2,668 tracked flights put the SMF to GEG pairing (Sacramento to Spokane) at a 80.7% on-time rate, squarely in line with the wider network. Delays that do occur run 52.9 minutes on average. Across the 649-mile route and its 1 carrier, the trailing 24 months show 0.0% cancelled and 0.1% diverted (1,316 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 93% on-time, while May 2024 came in at just 67% - a 26-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.