Historical on-time performance
Dallas-Fort Worth to Aspen
701 miData through May 2026Source: US DOT · BTS
Flights on DFW–ASE arrive on time 61% of the time over the last 12 months.
On-time rate61%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled4.5%of scheduled flights
based on 1,187 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time61%Medianon timep9080 minCancel4.5%Flights1,187
Why flights run late
Delay causes
- Airline44%
- Weather23%
- Air traffic (NAS)26%
- Late aircraft7%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline4%
- Weather89%
- Air traffic (NAS)7%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 54 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 DFW → ASE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 74% on time.
- Mornings74% on time · p90 40 min · 802 flights
- Evenings68% on time · p90 65 min · 396 flights
- Middays65% on time · p90 60 min · 1,613 flights
- Afternoons63% on time · p90 70 min · 678 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 58% to 78% on time.
- Wednesdays78% on time · p90 30 min · 490 flights
- Tuesdays72% on time · p90 40 min · 469 flights
- Thursdays71% on time · p90 55 min · 501 flights
- Mondays68% on time · p90 55 min · 495 flights
- Fridays62% on time · p90 60 min · 500 flights
- Sundays62% on time · p90 70 min · 498 flights
- Saturdays58% on time · p90 90 min · 536 flights
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