Williston Basin International in October 2023

69.0%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 October 2023, reporting carriers scheduled 155 domestic departures from Williston Basin International (XWA). 69.0% left less than 15 minutes late and 69.0% reached their destination on time; 1.9% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so XWA departures were 14.8 points below the national departure figure.

Flights arriving at XWA that month were on time 71.6% of the time (155 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 55%, extreme weather 29% and late-arriving aircraft 15%.

On time 69.0%
Arrived 15+ minutes late 29.0%
Cancelled 1.9%
Diverted 0.0%

Every scheduled departure from XWA in October 2023, judged by arrival at the destination.

October 2023 against a year earlier, the airport's year and the nation

Measure	Oct 2023	Year earlier	XWA, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	69.0%	—	79.1%	83.8%
Arrived on time	69.0%	—	76.5%	84.0%
Cancelled	1.9%	—	1.5%	0.4%
Average departure delay (late minutes only)	38.7 min	—	25.4 min	11.0 min
Scheduled departures a day	5	—	7	19,966
Scheduled departures	155	—	2,411	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	155	100%	69.0%	32.4 min	1.9%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
XWA–DEN	Williston to Denver	93	76.3%	9.5 min	3.2%
XWA–MSP	Williston to Minneapolis	62	58.1%	65.8 min	0.0%

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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	55.2%	41.3%	3,359
Late-arriving aircraft	14.8%	40.5%	899
National Aviation System	1.2%	14.4%	72
Extreme weather	28.9%	3.7%	1,758
Security	0.0%	0.2%	0

6,088 delay minutes on 45 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 October 2023?

69.0% of 155 scheduled domestic departures left less than 15 minutes late, and 69.0% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for October 2023; 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.