Williston Basin International in August 2024

83.4%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 August 2024, reporting carriers scheduled 169 domestic departures from Williston Basin International (XWA). 83.4% left less than 15 minutes late and 79.9% reached their destination on time; 0.0% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so XWA departures were 8.0 points above the national departure figure.

A year earlier, in August 2023, the airport had 155 departures with 87.7% leaving on time: a change of −4.3 points, with flights up 9%.

Flights arriving at XWA that month were on time 82.2% of the time (169 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 64%, national aviation system 16% and extreme weather 11%.

On time 79.9%
Arrived 15+ minutes late 19.5%
Cancelled 0.0%
Diverted 0.6%

Every scheduled departure from XWA in August 2024, judged by arrival at the destination.

August 2024 against a year earlier, the airport's year and the nation

Measure	Aug 2024	Aug 2023	XWA, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	83.4%	87.7%	79.1%	75.4%
Arrived on time	79.9%	86.5%	76.5%	74.7%
Cancelled	0.0%	0.0%	1.5%	2.1%
Average departure delay (late minutes only)	17.3 min	13.7 min	25.4 min	18.4 min
Scheduled departures a day	6	5	7	20,634
Scheduled departures	169	155	2,411	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	169	100%	79.9%	9.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
XWA–DEN	Williston to Denver	106	80.2%	14.2 min	0.0%
XWA–MSP	Williston to Minneapolis	63	79.4%	2.9 min	0.0%

By scheduled departure hour

100

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	63.8%	33.8%	1,916
Late-arriving aircraft	9.5%	39.8%	284
National Aviation System	16.1%	20.4%	483
Extreme weather	10.7%	5.9%	321
Security	0.0%	0.1%	0

3,004 delay minutes on 33 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 August 2024?

83.4% of 169 scheduled domestic departures left less than 15 minutes late, and 79.9% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 87.7% of 155 departures left on time and 0.0% were cancelled, against 83.4% and 0.0% in August 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2024; 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.