Historical on-time performance
Detroit to Knoxville
443 miData through Dec 2025Source: US DOT · BTS
No flights recorded for last 12 months on this route.
By airline
How each carrier compares
No airline figures for this window yet.
Why flights run late
Delay causes
Delay-cause data appears once delayed flights are recorded for this window.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DTW → TYS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 80% to 91% on time.
- Middays91% on time · p90 10 min · 266 flights
- Overnights86% on time · p90 20 min · 274 flights
- Evenings81% on time · p90 40 min · 389 flights
- Afternoons80% on time · p90 25 min · 66 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 88% on time.
- Tuesdays88% on time · p90 15 min · 143 flights · limited
- Saturdays88% on time · p90 15 min · 142 flights · limited
- Fridays86% on time · p90 20 min · 145 flights · limited
- Wednesdays85% on time · p90 35 min · 143 flights · limited
- Thursdays84% on time · p90 30 min · 145 flights · limited
- Mondays84% on time · p90 25 min · 148 flights · limited
- Sundays79% on time · p90 40 min · 146 flights · limited
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