Historical on-time performance
Los Angeles to Aspen
737 miData through May 2026Source: US DOT · BTS
Flights on LAX–ASE arrive on time 71% of the time over the last 12 months.
On-time rate71%arrived within 15 min
p90 delay75 min1 in 10 flights is worse (tail risk)
Cancelled2.5%of scheduled flights
based on 1,249 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time71%Medianon timep9075 minCancel2.5%Flights1,249
Why flights run late
Delay causes
- Airline48%
- Weather8%
- Air traffic (NAS)32%
- Late aircraft11%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 31 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 LAX → ASE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Afternoons are the most reliable time of day to fly this route — 75% on time.
- Afternoons75% on time · p90 60 min · 817 flights
- Middays67% on time · p90 70 min · 1,029 flights
- Mornings64% on time · p90 90 min · 1,497 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 60% to 77% on time.
- Tuesdays77% on time · p90 45 min · 434 flights
- Wednesdays75% on time · p90 50 min · 480 flights
- Mondays69% on time · p90 70 min · 497 flights
- Thursdays66% on time · p90 75 min · 502 flights
- Sundays64% on time · p90 85 min · 507 flights
- Fridays63% on time · p90 65 min · 508 flights
- Saturdays60% on time · p90 115 min · 511 flights
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