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WanderNerd

Route Reliability

Houston → Bozeman

IAHBZN · 1,385 miles · George Bush Intercontinental Airport to Bozeman Yellowstone International Airport

79
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
9 min
Average arrival delay
1.2%
Cancelled
86
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 75% of the time across 86 flights. No comparison to make.

What the data says

Morning-you made the right choice.

IAH–BZN flights departing between 9 AM–12 PM arrived on time 82% of the time, versus 66% between 6–9 PM.

Friday is doing you no favors.

IAH–BZN flights arrived on time 80% of the time on Sundays. On Fridays: 67%.

Flights on this route

The breakdown

On-time by weekday
  • Mon(3 flights)
  • Tue(2 flights)
  • Wed(2 flights)
  • Thu(3 flights)
  • Fri67%(21 flights)
  • Sat77%(39 flights)
  • Sun80%(15 flights)
On-time by departure window
  • 9 AM–12 PM82%(49 flights)
  • 12–3 PM(1 flights)
  • 6–9 PM66%(35 flights)
On-time trend by month
91%
Jan

Aug 70% → Jan 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202570%10
December 202579%14
January 202691%11

Based on 86 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.