Route · BOS → EYW · 2020–2025 BTS data
Boston to Key West
The BOS–EYW corridor (Boston, MA → Key West, FL) runs ahead of the national average, served by 4 carriers across roughly 1,373 miles.
Data updated 2026-06-13
- 79%
- On-time
- +0 pts
- vs US avg
- 68 min
- Delay when late
- 667
- Flights
Cancelled
1.9%
Best Month
N/A
Worst Month
N/A
Distance
1,373 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 39 | 14 | 0 | 0 | YX,B6 |
| Apr 2025 | 30 | 3 | 0 | 0 | YX,B6 |
| Mar 2025 | 36 | 5 | 0 | 1 | B6,YX |
| Feb 2025 | 32 | 13 | 2 | 0 | B6,YX |
| Jan 2025 | 30 | 11 | 0 | 0 | B6,YX |
| Dec 2024 | 34 | 17 | 1 | 0 | B6,YX |
| Apr 2024 | 30 | 5 | 1 | 0 | B6 |
| Mar 2024 | 31 | 7 | 0 | 2 | B6 |
| Feb 2024 | 31 | 8 | 1 | 2 | B6,YX |
| Jan 2024 | 32 | 10 | 0 | 0 | B6,MQ |
| Apr 2023 | 30 | 7 | 0 | 0 | B6 |
| Mar 2023 | 31 | 4 | 0 | 0 | B6 |
| Apr 2022 | 30 | 8 | 5 | 1 | B6 |
| Mar 2022 | 31 | 8 | 0 | 0 | B6 |
| Oct 2021 | 31 | 2 | 0 | 0 | B6 |
| Sep 2021 | 30 | 4 | 1 | 0 | B6 |
| Aug 2021 | 31 | 0 | 0 | 0 | B6 |
| Jul 2021 | 31 | 5 | 1 | 0 | B6 |
| Jun 2021 | 30 | 1 | 0 | 0 | B6 |
| Apr 2021 | 34 | 4 | 1 | 0 | B6 |
| Mar 2021 | 33 | 4 | 0 | 0 | YX,B6 |
Cancellation Rate
1.9%
13 of 667 flights
Diversion Rate
0.9%
6 of 667 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
BOS - Boston
Full on-time, delay-cause, and seasonal performance for Boston, MA.
Origin airport →EYW - Key West
Full on-time, delay-cause, and seasonal performance for Key West, FL.
Destination airport →Compare the two airports
See BOS 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 BOS–EYW.
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What the Data Says About BOS to EYW
667 tracked flights put the BOS to EYW pairing (Boston to Key West) at a 79% on-time rate, squarely in line with the wider network. Delays that do occur run 68.2 minutes on average. Across the 1,373-mile route and its 4 carriers, the trailing 24 months show 1.9% cancelled and 0.9% diverted (667 flights sampled).
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.