On-Time Report

Airports › Key West (EYW) › September 2023

Airport month · September 2023

Key West International in September 2023

84.0%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In September 2023, reporting carriers scheduled 331 domestic departures from Key West International (EYW). 84.0% left less than 15 minutes late and 81.6% reached their destination on time; 1.8% were cancelled.

Nationally that month, 80.5% of flights departed on time and 80.1% arrived on time, so EYW departures were 3.5 points above the national departure figure.

Flights arriving at EYW that month were on time 84.9% of the time (331 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 36%, extreme weather 31% and national aviation system 17%.

Every scheduled departure from EYW in September 2023, judged by arrival at the destination.

September 2023 against a year earlier, the airport's year and the nation

MeasureSep 2023Year earlierEYW, 12 months to Jul 2026All reported flights, Sep 2023
Departed on time84.0%—74.8%80.5%
Arrived on time81.6%—74.7%80.1%
Cancelled1.8%—2.0%1.2%
Average departure delay (late minutes only)11.8 min—22.2 min14.1 min
Scheduled departures a day11—2318,978
Scheduled departures331—8,348569,338

Airlines that month

Reporting carrierFlightsShareOn timeAvg arrival delayCancelled
MQ Envoy Air9629%75.0%9.8 min0.0%
DL Delta Air Lines9328%89.2%-5.8 min0.0%
YX Republic Airline6018%86.7%-11.2 min8.3%
AA American Airlines319%83.9%8.1 min0.0%
9E Endeavor Air268%69.2%47.7 min0.0%
G4 Allegiant Air258%76.0%2.0 min4.0%

Busiest routes that month

RouteCitiesFlightsOn timeAvg arrival delayCancelled
EYW–ATLKey West to Atlanta11984.9%5.5 min0.0%
EYW–CLTKey West to Charlotte6381.0%7.5 min0.0%
EYW–MIAKey West to Miami5972.9%12.1 min0.0%
EYW–DCAKey West to Washington3093.3%-8.2 min0.0%
EYW–EWRKey West to Newark3080.0%-14.7 min16.7%
EYW–CVGKey West to Cincinnati977.8%-3.7 min11.1%
EYW–AVLKey West to Asheville875.0%13.0 min0.0%
EYW–PIEKey West to St. Petersburg875.0%-3.1 min0.0%
EYW–PHLKey West to Philadelphia580.0%1.0 min0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over
Share of departures that left less than 15 minutes late, by scheduled hour (local time), September 2023.

Delay causes

BTS cause categoryShare of delay minutesNational, Sep 2023Minutes
Air carrier16.3%36.4%628
Late-arriving aircraft35.7%38.3%1,375
National Aviation System16.9%19.9%649
Extreme weather31.1%5.1%1,195
Security0.0%0.2%0
3,847 delay minutes on 51 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.
← August 2023October 2023 →

Questions and answers

How many flights left EYW on time in September 2023?

84.0% of 331 scheduled domestic departures left less than 15 minutes late, and 81.6% reached their destination on time. The national figures that month were 80.5% and 80.1%.

How does that compare with a year earlier?

September 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for EYW · methodology · corrections.