Key West International in March 2026

70.8%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 2026, reporting carriers scheduled 885 domestic departures from Key West International (EYW). 70.8% left less than 15 minutes late and 71.1% reached their destination on time; 3.2% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so EYW departures were 2.0 points below the national departure figure.

A year earlier, in March 2025, the airport had 838 departures with 65.6% leaving on time: a change of +5.2 points, with flights up 6%.

Flights arriving at EYW that month were on time 76.9% of the time (884 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 48%, air carrier 32% and national aviation system 15%.

On time 71.1%
Arrived 15+ minutes late 24.5%
Cancelled 3.2%
Diverted 1.2%

Every scheduled departure from EYW in March 2026, judged by arrival at the destination.

March 2026 against a year earlier, the airport's year and the nation

Measure	Mar 2026	Mar 2025	EYW, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	70.8%	65.6%	74.8%	72.8%
Arrived on time	71.1%	64.6%	74.7%	73.2%
Cancelled	3.2%	1.2%	2.0%	2.9%
Average departure delay (late minutes only)	26.8 min	35.2 min	22.2 min	20.3 min
Scheduled departures a day	30	28	23	20,403
Scheduled departures	885	838	8,348	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AA American Airlines	218	25%	75.2%	23.3 min	3.2%
YX Republic Airline	183	21%	65.6%	14.3 min	4.9%
MQ Envoy Air	161	18%	68.9%	14.0 min	1.9%
DL Delta Air Lines	124	14%	84.7%	-3.9 min	3.2%
G4 Allegiant Air	81	9%	65.4%	33.8 min	2.5%
UA United Airlines	64	7%	67.2%	21.3 min	3.1%
B6 JetBlue Airways	31	4%	80.6%	-1.8 min	3.2%
NK Spirit Airlines	23	3%	34.8%	38.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
EYW–ATL	Key West to Atlanta	124	84.7%	-3.9 min	3.2%
EYW–CLT	Key West to Charlotte	124	80.6%	13.1 min	3.2%
EYW–ORD	Key West to Chicago	114	69.3%	20.3 min	3.5%
EYW–MIA	Key West to Miami	74	64.9%	17.4 min	0.0%
EYW–DCA	Key West to Washington	62	75.8%	7.5 min	3.2%
EYW–EWR	Key West to Newark	62	66.1%	15.3 min	1.6%
EYW–LGA	Key West to New York	62	54.8%	22.8 min	9.7%
EYW–PHL	Key West to Philadelphia	62	66.1%	41.2 min	3.2%
EYW–BOS	Key West to Boston	35	77.1%	1.6 min	2.9%
EYW–DFW	Key West to Dallas/Fort Worth	31	80.6%	4.3 min	3.2%
EYW–IAD	Key West to Washington	31	67.7%	16.8 min	3.2%
EYW–PIE	Key West to St. Petersburg	26	61.5%	46.2 min	3.8%

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), March 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	31.6%	33.5%	6,493
Late-arriving aircraft	47.5%	39.3%	9,766
National Aviation System	15.4%	21.0%	3,173
Extreme weather	5.5%	5.9%	1,127
Security	0.1%	0.2%	19

20,578 delay minutes on 217 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 2026?

70.8% of 885 scheduled domestic departures left less than 15 minutes late, and 71.1% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 65.6% of 838 departures left on time and 1.2% were cancelled, against 70.8% and 3.2% in March 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; 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.