Route · DEN → GEG · 2020–2025 BTS data
Denver to Spokane
The DEN–GEG corridor (Denver, CO → Spokane, WA) runs behind the national average, served by 20 carriers across roughly 836 miles.
Data updated 2026-06-13
- 76.8%
- On-time
- -2.2 pts
- vs US avg
- 59 min
- Delay when late
- 10,861
- Flights
Cancelled
0.6%
Best Month
Oct 2024 90%
Worst Month
Jul 2025 61%
Distance
836 mi
Carriers
20
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 175 | 55 | 0 | 0 | WN,F9,UA,OO |
| Nov 2025 | 161 | 27 | 1 | 0 | OO,UA,F9,WN |
| Oct 2025 | 164 | 32 | 0 | 1 | OO,UA,WN,F9 |
| Sep 2025 | 183 | 25 | 0 | 0 | UA,WN,OO,F9 |
| Aug 2025 | 187 | 50 | 1 | 0 | OO,WN,F9,UA |
| Jul 2025 | 198 | 78 | 2 | 0 | UA,WN,F9 |
| Jun 2025 | 188 | 72 | 1 | 0 | UA,WN,F9 |
| May 2025 | 169 | 43 | 2 | 0 | OO,UA,WN,F9 |
| Apr 2025 | 156 | 41 | 0 | 1 | OO,UA,WN |
| Mar 2025 | 147 | 33 | 0 | 0 | OO,UA,WN |
| Feb 2025 | 134 | 50 | 0 | 1 | OO,UA,WN |
| Jan 2025 | 149 | 39 | 0 | 0 | OO,UA,WN |
| Dec 2024 | 161 | 26 | 0 | 1 | OO,UA,WN |
| Nov 2024 | 149 | 26 | 1 | 0 | OO,UA,WN |
| Oct 2024 | 156 | 15 | 0 | 0 | UA,OO,WN |
| Sep 2024 | 180 | 20 | 0 | 0 | WN,OO,UA |
| Aug 2024 | 186 | 52 | 1 | 0 | WN,OO,UA |
| Jul 2024 | 184 | 63 | 5 | 0 | UA,WN |
| Jun 2024 | 179 | 63 | 1 | 0 | UA,WN |
| May 2024 | 162 | 53 | 1 | 0 | UA,WN |
| Apr 2024 | 156 | 39 | 0 | 0 | OO,UA,WN |
| Mar 2024 | 143 | 29 | 1 | 0 | UA,WN |
| Feb 2024 | 120 | 36 | 1 | 0 | UA,WN |
| Jan 2024 | 128 | 39 | 6 | 0 | WN,UA |
Cancellation Rate
0.6%
24 of 3,915 flights
Diversion Rate
0.1%
4 of 3,915 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Origin airport →GEG - Spokane
Full on-time, delay-cause, and seasonal performance for Spokane, WA.
Destination airport →Compare the two airports
See DEN 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 DEN–GEG.
Routes with a similar on-time rate
What the Data Says About DEN to GEG
The Denver to Spokane corridor (DEN to GEG) posts a 76.8% on-time rate on the lower edge of the average band, based on 10,861 tracked flights. Late flights run 58.6 minutes behind on average. 20 carriers cover the 836-mile route; over the last 24 months, 24 of 3,915 flights were cancelled (0.6%) and 0.1% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 90% on-time, while Jul 2025 came in at just 61% - a 30-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.