Route · DEN → BWI · 2020–2025 BTS data
Denver to Baltimore
The DEN–BWI corridor (Denver, CO → Baltimore, MD) runs behind the national average, served by 16 carriers across roughly 1,491 miles.
Data updated 2026-06-13
- 76.3%
- On-time
- -2.7 pts
- vs US avg
- 56 min
- Delay when late
- 16,408
- Flights
Cancelled
1.0%
Best Month
Dec 2024 87%
Worst Month
Jul 2025 62%
Distance
1,491 mi
Carriers
16
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 240 | 51 | 2 | 0 | WN,UA |
| Nov 2025 | 239 | 41 | 3 | 0 | UA,WN |
| Oct 2025 | 269 | 36 | 0 | 0 | UA,WN,F9 |
| Sep 2025 | 265 | 55 | 0 | 0 | UA,WN,F9 |
| Aug 2025 | 282 | 78 | 3 | 1 | WN,F9,UA |
| Jul 2025 | 317 | 120 | 8 | 4 | UA,WN,F9 |
| Jun 2025 | 305 | 95 | 3 | 4 | UA,WN,F9 |
| May 2025 | 268 | 84 | 0 | 2 | UA,WN,F9 |
| Apr 2025 | 249 | 54 | 0 | 1 | F9,UA,WN |
| Mar 2025 | 235 | 45 | 1 | 3 | UA,WN,F9 |
| Feb 2025 | 184 | 34 | 1 | 1 | UA,WN |
| Jan 2025 | 206 | 47 | 7 | 0 | UA,WN,F9 |
| Dec 2024 | 248 | 33 | 0 | 0 | F9,UA,WN |
| Nov 2024 | 247 | 43 | 2 | 0 | UA,WN,F9 |
| Oct 2024 | 275 | 40 | 0 | 0 | UA,WN,F9 |
| Sep 2024 | 267 | 38 | 0 | 0 | WN,UA,F9 |
| Aug 2024 | 282 | 75 | 4 | 6 | F9,WN,UA |
| Jul 2024 | 322 | 85 | 5 | 2 | F9,UA,WN |
| Jun 2024 | 305 | 89 | 1 | 0 | F9,UA,WN |
| May 2024 | 298 | 80 | 3 | 1 | F9,UA,WN |
| Apr 2024 | 250 | 44 | 0 | 0 | F9,UA,WN |
| Mar 2024 | 222 | 43 | 7 | 0 | UA,WN |
| Feb 2024 | 201 | 55 | 0 | 0 | UA,WN |
| Jan 2024 | 237 | 69 | 11 | 0 | F9,WN,UA |
Cancellation Rate
1.0%
61 of 6,213 flights
Diversion Rate
0.4%
25 of 6,213 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 →BWI - Baltimore
Full on-time, delay-cause, and seasonal performance for Baltimore, MD.
Destination airport →Compare the two airports
See DEN and BWI 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–BWI.
Routes with a similar on-time rate
What the Data Says About DEN to BWI
The Denver to Baltimore corridor (DEN to BWI) posts a 76.3% on-time rate on the lower edge of the average band, based on 16,408 tracked flights. Late flights run 56.3 minutes behind on average. 16 carriers cover the 1,491-mile route; over the last 24 months, 61 of 6,213 flights were cancelled (1.0%) and 0.4% diverted.
The monthly split is wide on this route: Dec 2024 posted the strongest performance at 87% on-time, while Jul 2025 came in at just 62% - 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.