Historical on-time performance
Houston to Colorado Springs
809 miData through Dec 2025Source: US DOT · BTS
Flights on IAH–COS arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 189 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time73%Medianon timep9050 minCancel1.6%Flights189
Why flights run late
Delay causes
- Airline23%
- Weather9%
- Air traffic (NAS)22%
- Late aircraft45%
- Security1%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly IAH → COS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 79% on time.
- Mornings79% on time · p90 60 min · 242 flights
- Evenings72% on time · p90 60 min · 367 flights
- Overnights71% on time · p90 50 min · 438 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 67% to 76% on time.
- Wednesdays76% on time · p90 40 min · 157 flights · limited
- Sundays75% on time · p90 60 min · 138 flights · limited
- Mondays75% on time · p90 55 min · 157 flights · limited
- Tuesdays75% on time · p90 30 min · 156 flights · limited
- Saturdays72% on time · p90 55 min · 136 flights · limited
- Thursdays70% on time · p90 60 min · 158 flights · limited
- Fridays67% on time · p90 60 min · 157 flights · limited
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