Historical on-time performance
Colorado Springs to Houston
809 miData through May 2026Source: US DOT · BTS
Flights on COS–IAH arrive on time 86% of the time over the last 12 months.
On-time rate86%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 219 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time86%Medianon timep9045 minCancel0.0%Flights219
Why flights run late
Delay causes
- Airline69%
- Weather21%
- Air traffic (NAS)10%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline32%
- Weather68%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 19 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly COS → IAH
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 83% on time.
- Mornings83% on time · p90 50 min · 786 flights
- Middays76% on time · p90 70 min · 248 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 85% on time.
- Saturdays85% on time · p90 25 min · 134 flights · limited
- Wednesdays84% on time · p90 55 min · 152 flights · limited
- Tuesdays82% on time · p90 75 min · 153 flights · limited
- Mondays82% on time · p90 40 min · 152 flights · limited
- Sundays81% on time · p90 45 min · 135 flights · limited
- Fridays79% on time · p90 65 min · 154 flights · limited
- Thursdays78% on time · p90 65 min · 155 flights · limited
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