Spirit Airlines in April 2025

82.5%arrived 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 April 2025, Spirit Airlines (NK) reported 18,303 scheduled domestic flights. 82.5% arrived on time, 0.4% were cancelled and 0.1% diverted.

All reporting carriers together recorded 79.5% on time and 0.8% cancelled that month, so the carrier was 3.0 points above the combined figure.

A year earlier, in April 2024, it reported 21,998 flights with 81.4% on time: a change of +1.1 points.

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 45%, late-arriving aircraft 27% and air carrier 26%.

On time 82.5%
Arrived 15+ minutes late 16.9%
Cancelled 0.4%
Diverted 0.1%

Every scheduled domestic flight reported by Spirit Airlines in April 2025.

April 2025 against a year earlier, the carrier's year and all carriers

Measure	Apr 2025	Apr 2024	NK, 12 months to Jul 2026	All carriers, Apr 2025
Arrived on time	82.5%	81.4%	69.8%	79.5%
Departed on time	82.5%	80.3%	69.6%	80.6%
Cancelled	0.4%	1.1%	3.9%	0.8%
Average arrival delay	2.4 min	2.0 min	12.2 min	5.7 min
Scheduled flights a day	610	733	321	19,465
Scheduled flights	18,303	21,998	117,136	583,950

60 airports and 514 routes had NK flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
FLL Fort Lauderdale	1,978	81.9%	2.6 min	0.2%
MCO Orlando	1,671	85.0%	0.2 min	0.1%
LAS Las Vegas	1,531	88.6%	-5.1 min	0.2%
DTW Detroit	911	83.4%	0.9 min	0.0%
ATL Atlanta	811	78.1%	12.0 min	0.1%
EWR Newark	774	68.3%	18.9 min	2.8%
LAX Los Angeles	618	85.3%	0.7 min	0.3%
DFW Dallas/Fort Worth	590	82.0%	3.4 min	0.3%
BOS Boston	588	79.6%	2.8 min	0.2%
ORD Chicago	578	76.6%	8.6 min	0.7%
IAH Houston	563	81.9%	1.7 min	0.2%
BWI Baltimore	518	82.2%	3.8 min	0.0%
MSY New Orleans	504	81.7%	4.5 min	0.6%
TPA Tampa	494	80.8%	7.6 min	0.0%
MIA Miami	465	77.4%	11.0 min	0.6%

By scheduled departure hour

100

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

Share of NK flights that arrived on time, by scheduled departure hour (local time at each origin), April 2025.

Delay causes

BTS cause category	Share of delay minutes	All carriers, Apr 2025	Minutes
Air carrier	25.7%	32.7%	59,143
Late-arriving aircraft	26.8%	39.4%	61,610
National Aviation System	44.9%	22.2%	103,233
Extreme weather	2.3%	5.5%	5,274
Security	0.3%	0.2%	625

229,885 delay minutes on 3,095 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

What share of Spirit Airlines flights were on time in April 2025?

82.5% of 18,303 scheduled domestic flights arrived less than 15 minutes late; all reporting carriers together recorded 79.5% that month.

How does that compare with a year earlier?

In April 2024 the carrier reported 21,998 flights with 81.4% on time and 1.1% cancelled, against 82.5% and 0.4% in April 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2025; public domain. Domestic scheduled flights, totals and averages only. The site's data runs through July 2026. Full record for Spirit Airlines · methodology · corrections.