Historical on-time performance
Denver to Dayton
1,085 miData through May 2026Source: US DOT · BTS
Flights on DEN–DAY arrive on time 69% of the time over the last 12 months.
On-time rate69%arrived within 15 min
p90 delay70 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 245 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time69%Medianon timep9070 minCancel0.0%Flights245
Why flights run late
Delay causes
- Airline31%
- Weather6%
- Air traffic (NAS)17%
- Late aircraft47%
- Security0%
Most delay minutes here are attributed to Late aircraft.
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 2 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 DEN → DAY
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 76% on time.
- Fridays76% on time · p90 50 min · 140 flights · limited
- Saturdays75% on time · p90 60 min · 140 flights · limited
- Wednesdays74% on time · p90 50 min · 139 flights · limited
- Sundays72% on time · p90 50 min · 140 flights · limited
- Tuesdays72% on time · p90 40 min · 139 flights · limited
- Mondays72% on time · p90 55 min · 139 flights · limited
- Thursdays71% on time · p90 50 min · 139 flights · limited
Keep exploring