Key West International in March 2025

65.6%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 March 2025, reporting carriers scheduled 838 domestic departures from Key West International (EYW). 65.6% left less than 15 minutes late and 64.6% reached their destination on time; 1.2% were cancelled.

Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so EYW departures were 14.3 points below the national departure figure.

A year earlier, in March 2024, the airport had 856 departures with 64.8% leaving on time: a change of +0.8 points, with flights down 2%.

Flights arriving at EYW that month were on time 71.8% of the time (838 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 54%, air carrier 30% and national aviation system 11%.

On time 64.6%
Arrived 15+ minutes late 32.5%
Cancelled 1.2%
Diverted 1.8%

Every scheduled departure from EYW in March 2025, judged by arrival at the destination.

March 2025 against a year earlier, the airport's year and the nation

Measure	Mar 2025	Mar 2024	EYW, 12 months to Jul 2026	All reported flights, Mar 2025
Departed on time	65.6%	64.8%	74.8%	79.9%
Arrived on time	64.6%	63.2%	74.7%	79.3%
Cancelled	1.2%	1.9%	2.0%	1.2%
Average departure delay (late minutes only)	35.2 min	35.8 min	22.2 min	14.9 min
Scheduled departures a day	28	29	23	20,029
Scheduled departures	838	856	8,348	600,872

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	198	24%	70.7%	17.7 min	1.5%
AA American Airlines	182	22%	61.5%	55.1 min	0.5%
YX Republic Airline	128	15%	57.8%	32.6 min	1.6%
DL Delta Air Lines	127	15%	66.1%	20.8 min	2.4%
UA United Airlines	91	11%	68.1%	28.3 min	1.1%
G4 Allegiant Air	81	10%	61.7%	16.5 min	0.0%
B6 JetBlue Airways	31	4%	61.3%	13.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EYW–ATL	Key West to Atlanta	124	66.1%	20.3 min	2.4%
EYW–MIA	Key West to Miami	121	76.0%	11.9 min	0.8%
EYW–CLT	Key West to Charlotte	120	63.3%	37.5 min	0.8%
EYW–ORD	Key West to Chicago	83	66.3%	25.9 min	1.2%
EYW–DCA	Key West to Washington	62	66.1%	25.0 min	4.8%
EYW–LGA	Key West to New York	61	47.5%	52.7 min	0.0%
EYW–PHL	Key West to Philadelphia	59	61.0%	82.1 min	1.7%
EYW–BOS	Key West to Boston	36	55.6%	14.5 min	0.0%
EYW–DFW	Key West to Dallas/Fort Worth	31	54.8%	34.5 min	0.0%
EYW–EWR	Key West to Newark	31	54.8%	37.4 min	0.0%
EYW–IAD	Key West to Washington	29	89.7%	16.4 min	0.0%
EYW–PIE	Key West to St. Petersburg	27	81.5%	0.8 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), March 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2025	Minutes
Air carrier	29.9%	33.0%	8,073
Late-arriving aircraft	54.0%	39.2%	14,568
National Aviation System	10.9%	21.9%	2,944
Extreme weather	5.0%	5.9%	1,343
Security	0.3%	0.1%	68

26,996 delay minutes on 272 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left EYW on time in March 2025?

65.6% of 838 scheduled domestic departures left less than 15 minutes late, and 64.6% reached their destination on time. The national figures that month were 79.9% and 79.3%.

How does that compare with a year earlier?

In March 2024, 64.8% of 856 departures left on time and 1.9% were cancelled, against 65.6% and 1.2% in March 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2025; 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.