Historical on-time performance
Phoenix to Colorado Springs
551 miData through Dec 2025Source: US DOT · BTS
Flights on PHX–COS arrive on time 76% of the time over the last 12 months.
On-time rate76%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 994 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time76%Medianon timep9035 minCancel0.2%Flights994
Why flights run late
Delay causes
- Airline33%
- Weather1%
- Air traffic (NAS)9%
- Late aircraft56%
- Security0%
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 PHX → 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 — 90% on time.
- Mornings90% on time · p90 10 min · 628 flights
- Middays84% on time · p90 20 min · 676 flights
- Afternoons72% on time · p90 35 min · 572 flights
- Evenings70% on time · p90 45 min · 820 flights
- Overnights64% on time · p90 70 min · 241 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 79% on time.
- Wednesdays79% on time · p90 25 min · 423 flights
- Tuesdays78% on time · p90 30 min · 424 flights
- Sundays78% on time · p90 40 min · 404 flights
- Thursdays77% on time · p90 30 min · 451 flights
- Saturdays77% on time · p90 30 min · 321 flights
- Fridays77% on time · p90 30 min · 455 flights
- Mondays74% on time · p90 40 min · 459 flights
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