Bismarck Municipal in March 2026

78.2%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 2026, reporting carriers scheduled 293 domestic departures from Bismarck Municipal (BIS). 78.2% left less than 15 minutes late and 74.7% reached their destination on time; 1.7% were cancelled.

Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so BIS departures were 5.4 points above the national departure figure.

A year earlier, in March 2025, the airport had 408 departures with 82.6% leaving on time: a change of −4.4 points, with flights down 28%.

Flights arriving at BIS that month were on time 76.1% of the time (293 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 39% and national aviation system 16%.

On time 74.7%
Arrived 15+ minutes late 23.2%
Cancelled 1.7%
Diverted 0.3%

Every scheduled departure from BIS in March 2026, judged by arrival at the destination.

March 2026 against a year earlier, the airport's year and the nation

Measure	Mar 2026	Mar 2025	BIS, 12 months to Jul 2026	All reported flights, Mar 2026
Departed on time	78.2%	82.6%	81.5%	72.8%
Arrived on time	74.7%	83.6%	79.5%	73.2%
Cancelled	1.7%	0.2%	0.7%	2.9%
Average departure delay (late minutes only)	17.2 min	14.6 min	18.7 min	20.3 min
Scheduled departures a day	10	14	11	20,403
Scheduled departures	293	408	3,874	612,102

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	144	49%	71.5%	7.3 min	2.8%
MQ Envoy Air	62	21%	80.6%	-4.9 min	0.0%
G4 Allegiant Air	56	19%	66.1%	8.4 min	0.0%
DL Delta Air Lines	31	11%	93.5%	-22.3 min	3.2%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
BIS–DEN	Bismarck/Mandan to Denver	120	75.8%	2.6 min	2.5%
BIS–DFW	Bismarck/Mandan to Dallas/Fort Worth	62	80.6%	-4.9 min	0.0%
BIS–MSP	Bismarck/Mandan to Minneapolis	55	74.5%	0.9 min	3.6%
BIS–AZA	Bismarck/Mandan to Phoenix	37	67.6%	7.5 min	0.0%
BIS–LAS	Bismarck/Mandan to Las Vegas	11	72.7%	1.3 min	0.0%
BIS–SFB	Bismarck/Mandan to Sanford	8	50.0%	22.5 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 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Mar 2026	Minutes
Air carrier	38.5%	33.5%	1,786
Late-arriving aircraft	42.0%	39.3%	1,946
National Aviation System	15.8%	21.0%	730
Extreme weather	2.6%	5.9%	121
Security	1.1%	0.2%	50

4,633 delay minutes on 68 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 2026?

78.2% of 293 scheduled domestic departures left less than 15 minutes late, and 74.7% reached their destination on time. The national figures that month were 72.8% and 73.2%.

How does that compare with a year earlier?

In March 2025, 82.6% of 408 departures left on time and 0.2% were cancelled, against 78.2% and 1.7% in March 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; 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.