Route · DEN → LBL · 2020–2025 BTS data
Denver to Liberal
The DEN–LBL corridor (Denver, CO → Liberal, KS) runs ahead of the national average, served by 1 carrier across roughly 280 miles.
Data updated 2026-06-13
- 84.1%
- On-time
- +5.1 pts
- vs US avg
- 63 min
- Delay when late
- 2,454
- Flights
Cancelled
1.9%
Best Month
Sep 2025 90%
Worst Month
Nov 2024 67%
Distance
280 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 55 | 12 | 0 | 1 | OO |
| Nov 2025 | 50 | 4 | 0 | 0 | OO |
| Oct 2025 | 54 | 9 | 0 | 0 | OO |
| Sep 2025 | 51 | 5 | 0 | 0 | OO |
| Aug 2025 | 53 | 14 | 2 | 2 | OO |
| Jul 2025 | 53 | 14 | 2 | 0 | OO |
| Jun 2025 | 52 | 13 | 1 | 0 | OO |
| May 2025 | 53 | 7 | 2 | 4 | OO |
| Apr 2025 | 51 | 8 | 1 | 3 | OO |
| Mar 2025 | 53 | 9 | 1 | 0 | OO |
| Feb 2025 | 48 | 9 | 1 | 0 | OO |
| Jan 2025 | 54 | 15 | 2 | 1 | OO |
| Dec 2024 | 53 | 9 | 0 | 1 | OO |
| Nov 2024 | 52 | 17 | 3 | 0 | OO |
| Oct 2024 | 53 | 9 | 0 | 0 | OO |
| Sep 2024 | 52 | 12 | 1 | 0 | OO |
| Aug 2024 | 31 | 15 | 1 | 1 | OO |
| Jul 2024 | 31 | 7 | 2 | 2 | OO |
| Jun 2024 | 30 | 4 | 1 | 0 | OO |
| May 2024 | 31 | 7 | 0 | 0 | OO |
| Apr 2024 | 30 | 4 | 0 | 0 | OO |
| Mar 2024 | 31 | 3 | 1 | 1 | OO |
| Oct 2023 | 31 | 3 | 0 | 0 | OO |
| Sep 2023 | 30 | 8 | 0 | 0 | OO |
Cancellation Rate
1.9%
21 of 1,082 flights
Diversion Rate
1.5%
16 of 1,082 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 →LBL - Liberal
Full on-time, delay-cause, and seasonal performance for Liberal, KS.
Destination airport →Compare the two airports
See DEN and LBL 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–LBL.
Routes with a similar on-time rate
What the Data Says About DEN to LBL
Bureau of Transportation Statistics records show Denver to Liberal (DEN to LBL) running a 84.1% on-time rate over 2,454 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 63.0 minutes. The 280-mile corridor is served by 1 carrier, and over the last 24 months 1.9% of 1,082 flights were cancelled, 1.5% diverted.
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 90% on-time, while Nov 2024 came in at just 67% - a 23-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.