According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Bismarck/Mandan, ND (BIS) ranks #155 of 382 tracked US airports by total flights (most flights = #1). Bismarck/Mandan, ND posts above-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.
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BIS on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Carrier.
Total delay minutes: 369,133.
Late Aircraft19.8% (72,908 min)
Carrier55.9% (206,315 min)
NAS (National Aviation System)13.6% (50,278 min)
Weather10.1% (37,180 min)
Security0.7% (2,452 min)
BIS - seasonal on-time pattern
Best: September (94%) · worst: December (87.9%)
BIS - on-time rate by year
2020–2025, year-over-year trend.
BIS - taxi-out and taxi-in (monthly)
Average taxi-out 19.9 min · taxi-in 5.5 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
BIS's average taxi-out (19.9 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is December 2025 at 29.0 min; the lightest is May 2024 at 15.3 min.
Cancellation & Diversion Analysis
Flight disruption statistics for Bismarck/Mandan, ND.
Two PlainFlights-derived comparison paths for Bismarck/Mandan, ND, both outside North Dakota so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Bismarck/Mandan, ND is the delay mix: Carrier owns 55.9% of 369,133 delay minutes across 45,937 BTS flights. The on-time headline is 83.4% (4.4 pts above the 79% national average), with 7,617 delayed and 486 cancelled (1.06%).
Delay minutes concentrate in Carrier (19.8% late-aircraft, 55.9% carrier, 13.6% NAS, 10.1% weather, 0.7% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.
On the multi-year calendar, BIS is strongest in September (94% on-time) and weakest in December (87.9%), a 6.1-point swing. Volume peaks in October (~680 flights/month). The busiest connecting route is to MSP (Minneapolis) at 86.1% on-time. Field definitions: on-time performance explained.
Bismarck/Mandan, ND vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
83.4%Top 50%higher than 50% of 382 airports
Bismarck/Mandan, ND
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
BIS's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from BIS before you book a connection. See top routes →
Travel in September rather than December if your dates are flexible. Seasonal patterns →
Build extra connection buffer when taxi-out spikes. December 2025 averaged 29.0 min. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Bismarck/Mandan, ND's on-time rate?
Bismarck/Mandan, ND (BIS) has a 83.4% on-time rate across 45,937 BTS-tracked flights (2020-2025), 4.4 pts above the 79% national flight-weighted average; that places it in roughly the above-median on-time performance.
How does BIS rank among U.S. airports by traffic volume?
Bismarck/Mandan, ND ranks #155 of 382 tracked US airports by total BTS flights (most flights = #1), making it a mid-size U.S. airport.
What's the most common cause of delays at Bismarck/Mandan, ND?
Carrier is the leading delay cause at BIS, accounting for 55.9% of delay minutes. The full breakdown: 19.8% late-aircraft, 55.9% carrier, 13.6% NAS/air-traffic-control, 10.1% weather, and 0.7% security.
When is the best time to fly through Bismarck/Mandan, ND?
September is historically BIS's strongest month at 94% on-time, while December is the weakest at 87.9%, a 6.1-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights