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Route · EYW → PHL · 2020–2025 BTS data

Key West to Philadelphia

The EYW–PHL corridor (Key West, FL → Philadelphia, PA) runs behind the national average, served by 4 carriers across roughly 1,121 miles.

Data updated 2026-06-13

71.2%
On-time
-7.8 pts
vs US avg
113 min
Delay when late
2,084
Flights

Cancelled

1.5%

Best Month

Oct 2024 94%

Worst Month

Mar 2025 64%

Distance

1,121 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 55 14 0 0 YX,AA
Nov 2025 50 8 3 0 AA,YX
Oct 2025 31 9 0 0 AA,YX
Sep 2025 30 6 0 0 YX,AA
Aug 2025 31 11 0 3 AA
Jul 2025 31 16 0 1 AA
Jun 2025 30 10 0 2 AA
May 2025 35 13 0 0 AA,YX
Apr 2025 60 10 0 1 YX,AA
Mar 2025 59 21 1 1 AA,YX
Feb 2025 56 16 2 1 AA,YX
Jan 2025 62 17 1 2 AA,YX
Dec 2024 57 15 2 0 AA,YX
Nov 2024 58 12 0 0 YX,AA
Oct 2024 54 3 3 0 YX,AA
May 2024 34 16 0 0 AA,YX
Apr 2024 30 20 0 1 AA
Mar 2024 31 14 1 1 AA,YX
Jan 2024 31 10 1 0 AA
Dec 2023 31 13 0 1 AA
Aug 2023 31 7 1 1 AA
Jul 2023 31 12 0 0 AA
Jun 2023 30 10 0 0 AA
May 2023 31 10 0 0 AA

Cancellation Rate

1.5%

15 of 979 flights

Diversion Rate

1.5%

15 of 979 flights

What the Data Says About EYW to PHL

On-time performance on the EYW to PHL pairing (Key West to Philadelphia) trails a chunk of the network: 71.2% of 2,084 tracked flights arrived on schedule, with a 113.2-minute average delay on the ones that ran late. The route spans about 1,121 miles across 4 carriers. Cancellations over the trailing 24 months hit 1.5% (15 of 979 flights), with 1.5% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 94% on-time, while Mar 2025 came in at just 64% - a 30-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from EYW to PHL?
Flights from Key West to Philadelphia have a 71.2% on-time rate based on 2,084 flights. The average delay is 113.2 minutes. The best recent month was Oct 2024 with 94% on-time.
What is the cancellation rate for EYW to PHL?
Over the last 24 months, 1.5% of flights on this route were cancelled (15 of 979 flights) and 1.5% were diverted.
How far is the flight from EYW to PHL?
The flight distance from Key West (EYW) to Philadelphia (PHL) is approximately 1,121 miles. This route is served by 4 carriers.
When is the best time to fly from EYW to PHL?
The best recent month for on-time performance was Oct 2024 (94% on-time). The worst was Mar 2025 (64% on-time). Consider booking during months with historically better performance.

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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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

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.