Los Angeles (LAX) to Aspen (ASE): On-Time Performance
Data through July 2026
When you fly LAX to ASE matters as much as anything else about the booking: the route swung from 95% on-time in May 2026 to just 46% in December 2024. Across the full period the route averages 70% on-time against a national 78%.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 29 min
- completed flights
- Cancelled
- 2.1%
- Flights/day
- 3.4
- last 12 months
- Duration
- 2h 21m
- scheduled
- Distance
- 737 mi
Monthly on-time trend
Best time to fly from LAX to ASE
Aim for departures around 5 p.m. (82% on-time); avoid 8 a.m. departures (65%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 28 min |
| Tuesdaybest | 80% | 21 min |
| Wednesday | 77% | 24 min |
| Thursday | 70% | 33 min |
| Friday | 65% | 25 min |
| Saturday | 63% | 37 min |
| Sunday | 67% | 34 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft16%
- Airline operations44%
- National airspace system26%
- Weather14%
Frequently asked questions
- How often are flights from LAX to ASE delayed?
- 30% of LAX–ASE flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 29 minutes.
- What is the best time of day to fly from LAX to ASE?
- Departures around 5 p.m. have the best record (82% on-time), while departures around 8 a.m. have the worst (65%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAX to ASE?
- The scheduled LAX–ASE flight time averages 2h 21m over 737 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are LAX to ASE flights cancelled?
- 2.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from LAX to ASE?
- December 2024 was the roughest month in this dataset, with only 46% of arrivals on time. The best was May 2026 at 95%. If your dates are flexible, that 49-point gap is worth planning around.
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Based on 2,469 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.