Route · IAD → EYW · 2020–2025 BTS data
Washington to Key West
The IAD–EYW corridor (Washington, DC → Key West, FL) runs behind the national average, served by 4 carriers across roughly 1,023 miles.
Data updated 2026-06-13
- 75.3%
- On-time
- -3.7 pts
- vs US avg
- 63 min
- Delay when late
- 527
- Flights
Cancelled
2.1%
Best Month
N/A
Worst Month
N/A
Distance
1,023 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Mar 2024 | 30 | 5 | 0 | 0 | UA |
| Jan 2024 | 31 | 8 | 0 | 1 | UA |
| May 2022 | 31 | 12 | 1 | 0 | YX |
| Apr 2022 | 30 | 9 | 1 | 0 | YX |
| Mar 2022 | 31 | 15 | 1 | 0 | YX |
| Jan 2022 | 33 | 12 | 2 | 2 | YV,YX |
| Dec 2021 | 47 | 10 | 0 | 0 | YV,YX |
| Nov 2021 | 30 | 6 | 0 | 0 | YX |
| Oct 2021 | 31 | 3 | 0 | 0 | YX |
| Sep 2021 | 30 | 3 | 1 | 0 | YV,YX |
| Aug 2021 | 31 | 8 | 1 | 0 | YV |
| Jul 2021 | 31 | 12 | 2 | 0 | YV |
| Jun 2021 | 30 | 7 | 0 | 1 | YV |
| May 2021 | 41 | 4 | 0 | 0 | YV,YX |
| Apr 2021 | 35 | 10 | 2 | 0 | YV,YX |
| Mar 2021 | 35 | 6 | 0 | 0 | YV,YX |
Cancellation Rate
2.1%
11 of 527 flights
Diversion Rate
0.8%
4 of 527 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 →EYW - Key West
Full on-time, delay-cause, and seasonal performance for Key West, FL.
Destination airport →Compare the two airports
See IAD and EYW 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–EYW.
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What the Data Says About IAD to EYW
The Washington to Key West corridor (IAD to EYW) posts a 75.3% on-time rate on the lower edge of the average band, based on 527 tracked flights. Late flights run 63.2 minutes behind on average. 4 carriers cover the 1,023-mile route; over the last 24 months, 11 of 527 flights were cancelled (2.1%) and 0.8% diverted.
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
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.