SkyWest Airlines in March 2025

78.6%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 March 2025, SkyWest Airlines (OO) reported 70,517 scheduled domestic flights. 78.6% arrived on time, 1.5% were cancelled and 0.4% diverted.

All reporting carriers together recorded 79.3% on time and 1.2% cancelled that month, so the carrier was 0.7 points below the combined figure.

A year earlier, in March 2024, it reported 56,241 flights with 82.0% on time: a change of −3.4 points.

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 49%, late-arriving aircraft 20% and national aviation system 17%.

On time 78.6%
Arrived 15+ minutes late 19.5%
Cancelled 1.5%
Diverted 0.4%

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

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

Measure	Mar 2025	Mar 2024	OO, 12 months to Jul 2026	All carriers, Mar 2025
Arrived on time	78.6%	82.0%	77.4%	79.3%
Departed on time	80.6%	84.3%	79.5%	79.9%
Cancelled	1.5%	1.4%	1.8%	1.2%
Average arrival delay	7.0 min	2.9 min	9.6 min	5.5 min
Scheduled flights a day	2,351	1,875	2,340	20,029
Scheduled flights	70,517	56,241	854,130	600,872

236 airports and 1,282 routes had OO flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
DEN Denver	6,163	83.3%	-0.2 min	1.3%
ORD Chicago	4,355	66.4%	20.0 min	1.4%
LAX Los Angeles	3,604	82.9%	3.3 min	0.5%
PHX Phoenix	3,033	74.4%	11.2 min	0.6%
SFO San Francisco	3,018	77.1%	8.4 min	1.3%
SLC Salt Lake City	2,965	88.1%	-1.0 min	0.2%
DFW Dallas/Fort Worth	2,787	67.0%	12.7 min	5.6%
DTW Detroit	2,341	78.3%	7.9 min	1.7%
SEA Seattle	2,294	84.9%	0.9 min	0.2%
MSP Minneapolis	2,000	84.5%	0.9 min	1.3%
IAH Houston	1,281	74.2%	14.1 min	1.3%
SAN San Diego	1,173	69.3%	12.0 min	1.1%
ASE Aspen	1,081	57.1%	20.9 min	9.6%
BOI Boise	957	84.7%	0.2 min	0.0%
PDX Portland	908	85.6%	2.0 min	0.1%

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), March 2025.

Delay causes

BTS cause category	Share of delay minutes	All carriers, Mar 2025	Minutes
Air carrier	49.3%	33.0%	539,058
Late-arriving aircraft	19.5%	39.2%	213,556
National Aviation System	16.6%	21.9%	181,750
Extreme weather	14.5%	5.9%	158,294
Security	0.1%	0.1%	858

1,093,516 delay minutes on 13,733 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 March 2025?

78.6% of 70,517 scheduled domestic flights arrived less than 15 minutes late; all reporting carriers together recorded 79.3% that month.

How does that compare with a year earlier?

In March 2024 the carrier reported 56,241 flights with 82.0% on time and 1.4% cancelled, against 78.6% and 1.5% in March 2025.

Provenance

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