Historical on-time performance
Knoxville to Dallas-Fort Worth
Flights on TYS–DFW arrive on time 74% of the time over the last 12 months.
based on 1,618 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Envoy AirOn-time87%Medianon timep9020 minCancel0.0%Flights30
- PSA AirlinesOn-time75%Medianon timep9050 minCancel1.2%Flights253
- American AirlinesOn-time73%Medianon timep9055 minCancel3.5%Flights1,335
Why flights run late
Delay causes
- Airline42%
- Weather9%
- Air traffic (NAS)9%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline18%
- Weather82%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 50 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 TYS → DFW
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 — 83% on time.
- Mornings83% on time · p90 25 min · 1,502 flights
- Middays78% on time · p90 45 min · 716 flights
- Afternoons74% on time · p90 65 min · 1,106 flights
- Evenings60% on time · p90 75 min · 1,047 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 77% on time.
- Thursdays77% on time · p90 45 min · 625 flights
- Tuesdays75% on time · p90 45 min · 619 flights
- Saturdays74% on time · p90 70 min · 635 flights
- Wednesdays74% on time · p90 60 min · 621 flights
- Mondays74% on time · p90 55 min · 624 flights
- Fridays73% on time · p90 55 min · 628 flights
- Sundays73% on time · p90 50 min · 630 flights
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