Bismarck Municipal in March 2025

82.6%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 March 2025, reporting carriers scheduled 408 domestic departures from Bismarck Municipal (BIS). 82.6% left less than 15 minutes late and 83.6% reached their destination on time; 0.2% were cancelled.

Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so BIS departures were 2.7 points above the national departure figure.

A year earlier, in March 2024, the airport had 292 departures with 85.6% leaving on time: a change of −3.0 points, with flights up 40%.

Flights arriving at BIS that month were on time 85.8% of the time (408 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 56%, late-arriving aircraft 20% and national aviation system 13%.

On time 83.6%
Arrived 15+ minutes late 15.9%
Cancelled 0.2%
Diverted 0.2%

Every scheduled departure from BIS in March 2025, judged by arrival at the destination.

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

Measure	Mar 2025	Mar 2024	BIS, 12 months to Jul 2026	All reported flights, Mar 2025
Departed on time	82.6%	85.6%	81.5%	79.9%
Arrived on time	83.6%	84.9%	79.5%	79.3%
Cancelled	0.2%	2.7%	0.7%	1.2%
Average departure delay (late minutes only)	14.6 min	6.1 min	18.7 min	14.9 min
Scheduled departures a day	14	10	11	20,029
Scheduled departures	408	292	3,874	600,872

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	242	59%	84.7%	0.3 min	0.0%
G4 Allegiant Air	73	18%	84.9%	-14.2 min	0.0%
MQ Envoy Air	62	15%	75.8%	10.1 min	1.6%
DL Delta Air Lines	31	8%	87.1%	-4.3 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BIS–MSP	Bismarck/Mandan to Minneapolis	149	86.6%	0.3 min	0.0%
BIS–DEN	Bismarck/Mandan to Denver	124	83.1%	-0.9 min	0.0%
BIS–DFW	Bismarck/Mandan to Dallas/Fort Worth	62	75.8%	10.1 min	1.6%
BIS–AZA	Bismarck/Mandan to Phoenix	37	86.5%	-11.3 min	0.0%
BIS–LAS	Bismarck/Mandan to Las Vegas	18	88.9%	-20.3 min	0.0%
BIS–PIE	Bismarck/Mandan to St. Petersburg	9	100.0%	-48.1 min	0.0%
BIS–SFB	Bismarck/Mandan to Sanford	9	55.6%	19.9 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), March 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2025	Minutes
Air carrier	56.4%	33.0%	2,945
Late-arriving aircraft	19.5%	39.2%	1,021
National Aviation System	12.6%	21.9%	656
Extreme weather	11.6%	5.9%	604
Security	0.0%	0.1%	0

5,226 delay minutes on 65 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 BIS on time in March 2025?

82.6% of 408 scheduled domestic departures left less than 15 minutes late, and 83.6% reached their destination on time. The national figures that month were 79.9% and 79.3%.

How does that compare with a year earlier?

In March 2024, 85.6% of 292 departures left on time and 2.7% were cancelled, against 82.6% and 0.2% in March 2025.

Provenance

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