Route · DCA → MIA · 2020–2025 BTS data
Washington to Miami
The DCA–MIA corridor (Washington, DC → Miami, FL) runs ahead of the national average, served by 12 carriers across roughly 919 miles.
Data updated 2026-06-13
- 79.4%
- On-time
- +0.4 pts
- vs US avg
- 83 min
- Delay when late
- 18,948
- Flights
Cancelled
2.1%
Best Month
Nov 2024 92%
Worst Month
Aug 2024 63%
Distance
919 mi
Carriers
12
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 344 | 83 | 0 | 0 | DL,YX,AA |
| Nov 2025 | 310 | 68 | 5 | 0 | AA,DL,YX |
| Oct 2025 | 337 | 74 | 1 | 0 | AA,YX,DL,MQ |
| Sep 2025 | 326 | 103 | 2 | 2 | DL,YX,AA |
| Aug 2025 | 335 | 90 | 3 | 1 | AA,YX,DL |
| Jul 2025 | 332 | 106 | 26 | 2 | AA,YX,DL |
| Jun 2025 | 326 | 99 | 10 | 2 | AA,YX,DL |
| May 2025 | 339 | 82 | 8 | 1 | AA,DL |
| Apr 2025 | 325 | 73 | 2 | 1 | AA,DL |
| Mar 2025 | 372 | 69 | 6 | 1 | AA,YX,DL |
| Feb 2025 | 334 | 66 | 5 | 2 | AA,YX,DL |
| Jan 2025 | 368 | 63 | 21 | 1 | AA,YX,DL |
| Dec 2024 | 354 | 67 | 0 | 0 | AA,DL,YX |
| Nov 2024 | 339 | 28 | 0 | 0 | YX,DL,AA |
| Oct 2024 | 326 | 42 | 5 | 1 | DL,YX,AA |
| Sep 2024 | 294 | 39 | 1 | 3 | AA,DL |
| Aug 2024 | 330 | 123 | 16 | 2 | AA,DL,MQ,YX |
| Jul 2024 | 316 | 83 | 8 | 1 | AA,DL |
| Jun 2024 | 298 | 80 | 21 | 0 | AA,DL,YX |
| May 2024 | 332 | 95 | 4 | 1 | AA,DL,YX |
| Apr 2024 | 326 | 54 | 2 | 2 | AA,DL,YX |
| Mar 2024 | 341 | 76 | 14 | 1 | AA,DL,YX |
| Feb 2024 | 317 | 57 | 1 | 1 | AA,DL,YX |
| Jan 2024 | 338 | 100 | 8 | 1 | AA,DL,MQ,YX |
Cancellation Rate
2.1%
169 of 7,959 flights
Diversion Rate
0.3%
26 of 7,959 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DCA - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Origin airport →MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
Destination airport →Compare the two airports
See DCA and MIA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DCA–MIA.
Routes with a similar on-time rate
What the Data Says About DCA to MIA
18,948 tracked flights put the DCA to MIA pairing (Washington to Miami) at a 79.4% on-time rate, squarely in line with the wider network. Delays that do occur run 82.9 minutes on average. Across the 919-mile route and its 12 carriers, the trailing 24 months show 2.1% cancelled and 0.3% diverted (7,959 flights sampled).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 92% on-time, while Aug 2024 came in at just 63% - a 29-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.