Route · ILM → DCA · 2020–2025 BTS data
Wilmington to Washington
The ILM–DCA corridor (Wilmington, NC → Washington, DC) runs behind the national average, served by 10 carriers across roughly 319 miles.
Data updated 2026-06-13
- 78.5%
- On-time
- -0.5 pts
- vs US avg
- 93 min
- Delay when late
- 3,655
- Flights
Cancelled
4.5%
Best Month
Sep 2024 90%
Worst Month
Dec 2024 56%
Distance
319 mi
Carriers
10
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 60 | 21 | 3 | 0 | OH |
| Nov 2025 | 67 | 19 | 4 | 2 | OH |
| Oct 2025 | 90 | 26 | 2 | 0 | OH |
| Sep 2025 | 90 | 15 | 2 | 0 | OH |
| Aug 2025 | 88 | 24 | 2 | 0 | AA,YX,OH |
| Jul 2025 | 88 | 38 | 11 | 0 | OH,YX |
| Jun 2025 | 82 | 29 | 9 | 0 | AA,OH,MQ |
| May 2025 | 62 | 17 | 1 | 0 | OH |
| Apr 2025 | 60 | 10 | 1 | 0 | OH |
| Mar 2025 | 68 | 12 | 1 | 1 | OH |
| Feb 2025 | 70 | 27 | 14 | 0 | OH |
| Jan 2025 | 62 | 15 | 9 | 0 | OH,MQ |
| Dec 2024 | 57 | 25 | 0 | 0 | MQ,OH |
| Nov 2024 | 55 | 11 | 0 | 0 | YX,OH |
| Oct 2024 | 62 | 10 | 0 | 0 | YX,OH |
| Sep 2024 | 60 | 6 | 2 | 0 | YX,OH |
| Aug 2024 | 62 | 16 | 6 | 0 | OH,YX |
| Jul 2024 | 62 | 18 | 3 | 0 | OH,YX |
| Jun 2024 | 63 | 17 | 1 | 0 | MQ,OH,YX |
| May 2024 | 89 | 27 | 1 | 0 | MQ,OH,YX |
| Apr 2024 | 82 | 22 | 0 | 0 | MQ,OH |
| Mar 2024 | 62 | 7 | 0 | 0 | MQ,OH,YX |
| Feb 2024 | 58 | 10 | 0 | 0 | MQ,OH,YX |
| Jan 2024 | 62 | 15 | 3 | 0 | YX,OH |
Cancellation Rate
4.5%
75 of 1,661 flights
Diversion Rate
0.2%
3 of 1,661 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ILM - Wilmington
Full on-time, delay-cause, and seasonal performance for Wilmington, NC.
Origin airport →DCA - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Destination airport →Compare the two airports
See ILM and DCA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ILM–DCA.
Routes with a similar on-time rate
What the Data Says About ILM to DCA
3,655 tracked flights put the ILM to DCA pairing (Wilmington to Washington) at a 78.5% on-time rate, squarely in line with the wider network. Delays that do occur run 93.2 minutes on average. Across the 319-mile route and its 10 carriers, the trailing 24 months show 4.5% cancelled and 0.2% diverted (1,661 flights sampled).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 90% on-time, while Dec 2024 came in at just 56% - a 34-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.