Historical on-time performance
Fresno to Denver
844 miData through May 2026Source: US DOT · BTS
Flights on FAT–DEN arrive on time 87% of the time over the last 12 months.
On-time rate87%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.1%of scheduled flights
based on 1,240 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time94%Medianon timep90on timeCancel0.4%Flights245
- SkyWest AirlinesOn-time89%Medianon timep9020 minCancel0.0%Flights747
- Southwest AirlinesOn-time75%Medianon timep9060 minCancel0.0%Flights248
Why flights run late
Delay causes
- Airline43%
- Weather7%
- Air traffic (NAS)26%
- Late aircraft24%
- 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 1 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 FAT → DEN
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 — 89% on time.
- Mornings89% on time · p90 15 min · 2,202 flights
- Middays83% on time · p90 30 min · 1,844 flights
- Afternoons68% on time · p90 60 min · 304 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 89% on time.
- Wednesdays89% on time · p90 20 min · 615 flights
- Tuesdays88% on time · p90 20 min · 614 flights
- Sundays88% on time · p90 20 min · 628 flights
- Saturdays85% on time · p90 30 min · 623 flights
- Thursdays83% on time · p90 30 min · 619 flights
- Mondays83% on time · p90 35 min · 623 flights
- Fridays81% on time · p90 40 min · 628 flights
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