Williston Basin International in February 2025

68.4%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 February 2025, reporting carriers scheduled 158 domestic departures from Williston Basin International (XWA). 68.4% left less than 15 minutes late and 72.2% reached their destination on time; 3.8% were cancelled.

Nationally that month, 79.2% of flights departed on time and 77.9% arrived on time, so XWA departures were 10.8 points below the national departure figure.

A year earlier, in February 2024, the airport had 141 departures with 75.9% leaving on time: a change of −7.5 points, with flights up 12%.

Flights arriving at XWA that month were on time 70.3% of the time (158 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 48%, late-arriving aircraft 28% and extreme weather 15%.

On time 72.2%
Arrived 15+ minutes late 24.1%
Cancelled 3.8%
Diverted 0.0%

Every scheduled departure from XWA in February 2025, judged by arrival at the destination.

February 2025 against a year earlier, the airport's year and the nation

Measure	Feb 2025	Feb 2024	XWA, 12 months to Jul 2026	All reported flights, Feb 2025
Departed on time	68.4%	75.9%	79.1%	79.2%
Arrived on time	72.2%	73.0%	76.5%	77.9%
Cancelled	3.8%	5.7%	1.5%	1.5%
Average departure delay (late minutes only)	26.1 min	31.0 min	25.4 min	15.3 min
Scheduled departures a day	5	5	7	16,830
Scheduled departures	158	141	2,411	504,884

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	158	100%	72.2%	12.8 min	3.8%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
XWA–DEN	Williston to Denver	102	68.6%	21.3 min	2.9%
XWA–MSP	Williston to Minneapolis	56	78.6%	-3.0 min	5.4%

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), February 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2025	Minutes
Air carrier	47.6%	33.9%	1,727
Late-arriving aircraft	28.3%	36.9%	1,027
National Aviation System	7.6%	22.5%	277
Extreme weather	14.9%	6.6%	541
Security	1.5%	0.1%	53

3,625 delay minutes on 38 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 XWA on time in February 2025?

68.4% of 158 scheduled domestic departures left less than 15 minutes late, and 72.2% reached their destination on time. The national figures that month were 79.2% and 77.9%.

How does that compare with a year earlier?

In February 2024, 75.9% of 141 departures left on time and 5.7% were cancelled, against 68.4% and 3.8% in February 2025.

Provenance

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