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Route Reliability

Bozeman → Houston

BZN–IAH · 1,385 miles · Bozeman Yellowstone International Airport to George Bush Intercontinental Airport

68
Usually Fine
WanderNerd Reliability Score
74%
Arrive within 15 minutes
7 min
Average arrival delay
2.3%
Cancelled
87
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 74% of the time across 87 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

BZN–IAH flights departing between 12–3 PM arrived on time 83% of the time, versus 33% between 9 AM–12 PM.

Skip Saturday if you can.

BZN–IAH flights arrived on time 78% of the time on Sundays. On Saturdays: 69%.

Flights on this route

The breakdown

On-time by weekday
  • Mon—(3 flights)
  • Tue—(2 flights)
  • Wed—(2 flights)
  • Thu—(3 flights)
  • Fri—(3 flights)
  • Sat69%(39 flights)
  • Sun78%(32 flights)
On-time by departure window
  • 9 AM–12 PM33%(15 flights)
  • 12–3 PM83%(69 flights)
On-time trend by month
91%
Jan

Aug 60% → Jan 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202560%10
December 202571%14
January 202691%11

Keep nerding

Based on 87 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.