Route · SMF → GEG · 2020–2025 BTS data
Sacramento to Spokane
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SMF to GEG (Sacramento to Spokane) ranks #3457 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 80.7%
- On-time
- +1.7 pts
- vs US avg
- 53 min
- Delay when late
- 2,668
- Flights
- #3457 of 4927
- Corpus placement
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 |
SMF–GEG seasonal on-time pattern
Best: March (89.4%) · weakest: December (72.2%)
Strongest calendar month
March
89.4% on-time · ~45 flights/mo
Busiest calendar month
July
~65 flights/mo avg
Weakest calendar month
December
72.2% on-time · ~52 flights/mo
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.
SMF on-time profileGEG - Spokane
Full on-time, delay-cause, and seasonal performance for Spokane, WA.
GEG on-time profileCompare the two airports
See SMF and GEG side by side on delays, cancellations, and reliability.
Compare SMF vs GEGOrigin-hub reliability standing
Mid-pack among SMF departures
From SMF, this corridor sits with 14 other 75–85% on-time routes out of 35 tracked departures, not the hub's reliability leaders (20 at ≥85%) and not the softest ( 1 below 75%). Destination: Spokane · fleet on-time rank #2865 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to SMF–GEG.
Routes with a similar on-time rate
Routes of a similar trip length
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.
On the multi-year calendar, SMF–GEG peaks in March at 89.4% on-time while July carries the heaviest traffic (~65 flights per month) ; the softest month is December at 72.2%, a 17.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does SMF to GEG rank among US routes by traffic? ▼
How often are flights delayed from SMF to GEG? ▼
What is the cancellation rate for SMF to GEG? ▼
How far is the flight from SMF to GEG? ▼
When is the best time to fly from SMF to GEG? ▼
Airports on this route
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.
Using SMF–GEG data
SMF–GEG is mid-pack at 80.7% on-time; month and carrier mix move more than the corridor headline.
- Compare SMF and GEG airport profiles: delay causes and top routes differ even on the same corridor. SMF airport
- If your dates flex, March (89.4% on-time) beats December (72.2%) on this corridor. Seasonal chart
- 4 other routes post a similar 80.7% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.