Historical on-time performance
Baltimore to Colorado Springs
1,503 miData through May 2026Source: US DOT · BTS
Flights on BWI–COS arrive on time 59% of the time over the last 12 months.
On-time rate59%arrived within 15 min
p90 delay70 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 61 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time59%Medianon timep9070 minCancel0.0%Flights61
Why flights run late
Delay causes
- Airline16%
- Weather6%
- Air traffic (NAS)36%
- Late aircraft42%
- 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 BWI → COS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 74% to 81% on time.
- Middays81% on time · p90 25 min · 286 flights
- Afternoons74% on time · p90 50 min · 159 flights · limited
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