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WanderNerd

Airport Reliability

BZN · Bozeman

Bozeman Yellowstone International Airport

82%
Departures within 15 minutes
11 min
Average departure delay
81%
Arrivals within 15 minutes
0.8%
Departures cancelled

Based on 12,968 departures and 12,967 arrivals. Data through May 2026.

What the data says

Morning flights do better here.

Departures from BZN departing between 3–6 AM arrived on time 94% of the time, versus 64% between 9 PM–12 AM.

Tuesday comes out ahead.

A small edge: 84% on time on Tuesdays against 79% on Saturdays.

When BZN gets messy

On-time by departure window
  • 3–6 AM94%(758 flights)
  • 6–9 AM91%(2273 flights)
  • 9 AM–12 PM83%(2316 flights)
  • 12–3 PM77%(3777 flights)
  • 3–6 PM76%(2932 flights)
  • 6–9 PM76%(751 flights)
  • 9 PM–12 AM64%(14 flights)
On-time by weekday
  • Mon83%(1846 flights)
  • Tue84%(1677 flights)
  • Wed84%(1672 flights)
  • Thu80%(1791 flights)
  • Fri80%(1838 flights)
  • Sat79%(2000 flights)
  • Sun80%(1997 flights)
On-time trend by month
84%
May

Jun 77% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%1256
July 202573%1460
August 202576%1412
September 202587%1161
October 202588%968
November 202587%761
December 202577%1004
January 202685%981
February 202685%949
March 202679%1121
April 202685%823
May 202684%925

Airlines departing BZN

Based on 12,968 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.