Historical on-time performance
Aspen to Los Angeles
737 miData through May 2026Source: US DOT · BTS
Flights on ASE–LAX arrive on time 67% of the time over the last 12 months.
On-time rate67%arrived within 15 min
p90 delay95 min1 in 10 flights is worse (tail risk)
Cancelled6.5%of scheduled flights
based on 1,252 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time67%Medianon timep9095 minCancel6.5%Flights1,252
Why flights run late
Delay causes
- Airline29%
- Weather38%
- Air traffic (NAS)21%
- Late aircraft12%
- Security0%
Most delay minutes here are attributed to Weather.
When flights don't go
Why flights were cancelled
- Airline4%
- Weather96%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 82 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 ASE → LAX
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 66% to 79% on time.
- Overnights79% on time · p90 35 min · 336 flights
- Mornings77% on time · p90 35 min · 305 flights
- Evenings68% on time · p90 80 min · 721 flights
- Afternoons66% on time · p90 95 min · 268 flights
- Middays66% on time · p90 95 min · 1,810 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 61% to 76% on time.
- Wednesdays76% on time · p90 45 min · 479 flights
- Tuesdays76% on time · p90 55 min · 435 flights
- Thursdays69% on time · p90 70 min · 501 flights
- Sundays66% on time · p90 85 min · 509 flights
- Mondays66% on time · p90 85 min · 499 flights
- Fridays66% on time · p90 95 min · 505 flights
- Saturdays61% on time · p90 130 min · 512 flights
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