SkyWest Airlines in June 2025

74.1%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, SkyWest Airlines (OO) reported 73,660 scheduled domestic flights. 74.1% arrived on time, 0.8% were cancelled and 0.4% diverted.

All reporting carriers together recorded 70.3% on time and 1.6% cancelled that month, so the carrier was 3.8 points above the combined figure.

A year earlier, in June 2024, it reported 61,853 flights with 76.6% on time: a change of −2.5 points.

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 49%, late-arriving aircraft 22% and national aviation system 18%.

On time 74.1%
Arrived 15+ minutes late 24.7%
Cancelled 0.8%
Diverted 0.4%

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

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

Measure	Jun 2025	Jun 2024	OO, 12 months to Jul 2026	All carriers, Jun 2025
Arrived on time	74.1%	76.6%	77.4%	70.3%
Departed on time	76.6%	79.2%	79.5%	71.4%
Cancelled	0.8%	0.9%	1.8%	1.6%
Average arrival delay	15.5 min	12.4 min	9.6 min	15.6 min
Scheduled flights a day	2,455	2,062	2,340	20,386
Scheduled flights	73,660	61,853	854,130	611,575

251 airports and 1,326 routes had OO flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
DEN Denver	6,495	65.3%	26.3 min	0.9%
ORD Chicago	6,114	62.1%	27.8 min	0.6%
LAX Los Angeles	3,321	84.8%	3.1 min	0.2%
SLC Salt Lake City	3,100	92.0%	-5.7 min	0.0%
SFO San Francisco	2,897	80.6%	5.1 min	0.1%
SEA Seattle	2,722	80.4%	3.6 min	0.1%
DFW Dallas/Fort Worth	2,452	64.7%	20.4 min	2.9%
DTW Detroit	2,393	75.6%	13.9 min	0.4%
MSP Minneapolis	2,199	82.8%	6.1 min	0.2%
PHX Phoenix	1,998	78.4%	9.7 min	0.2%
IAH Houston	1,364	59.3%	35.0 min	3.9%
SAN San Diego	1,339	73.6%	8.4 min	0.5%
PDX Portland	940	79.6%	6.7 min	0.2%
SMF Sacramento	915	84.0%	1.0 min	0.1%
BOI Boise	897	86.3%	-1.5 min	0.2%

By scheduled departure hour

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

Share of OO 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	49.1%	31.6%	790,247
Late-arriving aircraft	21.7%	40.6%	348,379
National Aviation System	18.1%	20.9%	290,717
Extreme weather	10.9%	6.9%	175,914
Security	0.2%	0.2%	3,229

1,608,486 delay minutes on 18,205 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 SkyWest Airlines flights were on time in June 2025?

74.1% of 73,660 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 61,853 flights with 76.6% on time and 0.9% cancelled, against 74.1% and 0.8% 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 SkyWest Airlines · methodology · corrections.