Historical on-time performance
Dallas to Colorado Springs
602 miData through Dec 2025Source: US DOT · BTS
Flights on DAL–COS arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 883 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time75%Medianon timep9050 minCancel0.7%Flights883
Why flights run late
Delay causes
- Airline26%
- Weather3%
- Air traffic (NAS)12%
- Late aircraft59%
- 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 DAL → 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 — 91% on time.
- Mornings91% on time · p90 10 min · 594 flights
- Middays85% on time · p90 20 min · 579 flights
- Evenings73% on time · p90 45 min · 338 flights
- Afternoons72% on time · p90 35 min · 541 flights
- Overnights61% on time · p90 65 min · 704 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 81% on time.
- Tuesdays81% on time · p90 30 min · 389 flights
- Saturdays80% on time · p90 45 min · 253 flights
- Mondays76% on time · p90 40 min · 460 flights
- Sundays76% on time · p90 40 min · 357 flights
- Wednesdays75% on time · p90 45 min · 386 flights
- Fridays74% on time · p90 40 min · 459 flights
- Thursdays73% on time · p90 50 min · 452 flights
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