Frontier Airlines in June 2025

59.5%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 June 2025, Frontier Airlines (F9) reported 16,058 scheduled domestic flights. 59.5% arrived on time, 3.1% were cancelled and 0.3% diverted.

All reporting carriers together recorded 70.3% on time and 1.6% cancelled that month, so the carrier was 10.8 points below the combined figure.

A year earlier, in June 2024, it reported 18,646 flights with 61.3% on time: a change of −1.8 points.

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 51%, air carrier 28% and national aviation system 18%.

On time 59.5%
Arrived 15+ minutes late 37.2%
Cancelled 3.1%
Diverted 0.3%

Every scheduled domestic flight reported by Frontier Airlines in June 2025.

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

Measure	Jun 2025	Jun 2024	F9, 12 months to Jul 2026	All carriers, Jun 2025
Arrived on time	59.5%	61.3%	71.6%	70.3%
Departed on time	60.5%	63.2%	72.3%	71.4%
Cancelled	3.1%	3.5%	1.9%	1.6%
Average arrival delay	27.4 min	24.7 min	13.3 min	15.6 min
Scheduled flights a day	535	622	574	20,386
Scheduled flights	16,058	18,646	209,405	611,575

88 airports and 670 routes had F9 flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
DEN Denver	1,826	62.7%	22.4 min	1.1%
ATL Atlanta	1,392	41.6%	46.4 min	5.8%
MCO Orlando	1,327	66.7%	16.9 min	1.9%
LAS Las Vegas	986	65.7%	18.7 min	2.8%
PHL Philadelphia	719	54.4%	32.0 min	3.5%
DFW Dallas/Fort Worth	705	64.5%	16.1 min	3.1%
TPA Tampa	585	56.1%	35.7 min	3.4%
CLE Cleveland	512	67.6%	18.9 min	2.1%
PHX Phoenix	505	69.7%	15.1 min	2.0%
SJU San Juan	472	63.8%	18.0 min	3.2%
LAX Los Angeles	419	51.8%	32.3 min	3.1%
RDU Raleigh/Durham	352	57.4%	32.4 min	4.5%
IAH Houston	323	47.4%	51.7 min	3.1%
MIA Miami	318	66.0%	16.9 min	1.3%
ORD Chicago	307	48.2%	42.2 min	3.6%

By scheduled departure hour

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

Share of F9 flights that arrived on time, by scheduled departure hour (local time at each origin), June 2025.

Delay causes

BTS cause category	Share of delay minutes	All carriers, Jun 2025	Minutes
Air carrier	27.7%	31.6%	143,014
Late-arriving aircraft	51.4%	40.6%	265,914
National Aviation System	17.8%	20.9%	92,134
Extreme weather	3.1%	6.9%	16,022
Security	0.0%	0.2%	0

517,084 delay minutes on 5,973 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 Frontier Airlines flights were on time in June 2025?

59.5% of 16,058 scheduled domestic flights arrived less than 15 minutes late; all reporting carriers together recorded 70.3% that month.

How does that compare with a year earlier?

In June 2024 the carrier reported 18,646 flights with 61.3% on time and 3.5% cancelled, against 59.5% and 3.1% in June 2025.

Provenance

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