Route · IAD → FLL · 2020–2025 BTS data
Washington to Fort Lauderdale
The IAD–FLL corridor (Washington, DC → Fort Lauderdale, FL) runs ahead of the national average, served by 4 carriers across roughly 901 miles.
Data updated 2026-06-13
- 82.9%
- On-time
- +3.9 pts
- vs US avg
- 73 min
- Delay when late
- 4,692
- Flights
Cancelled
0.6%
Best Month
Nov 2024 97%
Worst Month
Mar 2024 72%
Distance
901 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 76 | 18 | 0 | 0 | UA |
| Nov 2025 | 60 | 8 | 0 | 0 | UA |
| Oct 2025 | 37 | 6 | 0 | 0 | UA |
| Sep 2025 | 30 | 3 | 0 | 0 | UA |
| Aug 2025 | 49 | 6 | 0 | 0 | UA |
| Jul 2025 | 61 | 16 | 1 | 0 | UA |
| Jun 2025 | 60 | 14 | 0 | 0 | UA |
| May 2025 | 62 | 15 | 0 | 0 | UA |
| Apr 2025 | 80 | 5 | 0 | 0 | UA |
| Mar 2025 | 92 | 21 | 0 | 0 | UA |
| Feb 2025 | 78 | 11 | 0 | 0 | UA |
| Jan 2025 | 85 | 18 | 1 | 0 | UA |
| Dec 2024 | 75 | 13 | 0 | 0 | UA |
| Nov 2024 | 60 | 2 | 0 | 0 | UA |
| Oct 2024 | 36 | 4 | 1 | 0 | UA |
| Sep 2024 | 30 | 6 | 0 | 0 | UA |
| Aug 2024 | 49 | 12 | 1 | 0 | UA |
| Jul 2024 | 62 | 16 | 1 | 0 | UA |
| Jun 2024 | 60 | 12 | 1 | 0 | UA |
| May 2024 | 84 | 15 | 0 | 0 | UA |
| Apr 2024 | 90 | 10 | 2 | 2 | UA |
| Mar 2024 | 93 | 26 | 0 | 0 | UA |
| Feb 2024 | 81 | 9 | 0 | 1 | UA |
| Jan 2024 | 80 | 19 | 2 | 0 | UA |
Cancellation Rate
0.6%
10 of 1,570 flights
Diversion Rate
0.2%
3 of 1,570 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Origin airport →FLL - Fort Lauderdale
Full on-time, delay-cause, and seasonal performance for Fort Lauderdale, FL.
Destination airport →Compare the two airports
See IAD and FLL side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAD–FLL.
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What the Data Says About IAD to FLL
Bureau of Transportation Statistics records show Washington to Fort Lauderdale (IAD to FLL) running a 82.9% on-time rate over 4,692 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 73.4 minutes. The 901-mile corridor is served by 4 carriers, and over the last 24 months 0.6% of 1,570 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 97% on-time, while Mar 2024 came in at just 72% - 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.