Flight Reliability
DL 4697 · Delta Air Lines
Knoxville → Detroit (TYS–DTW)93% of its flights flew this route. The rest (PWM–DTW, MSP–FAR) are included in these numbers.
87
Pretty Reliable
WanderNerd Reliability Score
- 80%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 0%
- Cancelled
- 8 min early
- Median arrival delay
Based on 44 historical flights. Data through May 2026.
The breakdown
- Mon—(7 flights)
- Tue—(7 flights)
- Wed—(7 flights)
- Thu—(7 flights)
- Fri—(8 flights)
- Sat—(2 flights)
- Sun—(6 flights)
- 12–3 PM—(2 flights)
- 3–6 PM81%(41 flights)
- 9 PM–12 AM—(1 flights)
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 44
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 44 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.