Flight Reliability
DL 4783 · Delta Air Lines
Knoxville → New York (TYS–LGA)83% of its flights flew this route. The rest (MDT–ATL) are included in these numbers.
- 75%
- Arrive within 15 minutes
- 29 min
- Average arrival delay
- 4.5%
- Cancelled
- 7 min early
- Median arrival delay
Based on 88 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
DL 4783 departing between 9 AM–12 PM arrived on time 85% of the time, versus 65% between 12–3 PM.
Sunday scaries are real for this one.
DL 4783 arrived on time 100% of the time on Fridays and just 33% on Sundays. That gap is worth planning around.
A bit behind the TYS–LGA route.
DL 4783 arrived on time 75% of the time, versus 78% across the TYS–LGA route.
A bit behind the Delta Air Lines network.
DL 4783 arrived on time 75% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon75%(12 flights)
- Tue62%(13 flights)
- Wed92%(13 flights)
- Thu73%(11 flights)
- Fri100%(11 flights)
- Sat91%(11 flights)
- Sun33%(12 flights)
- 6–9 AM77%(13 flights)
- 9 AM–12 PM85%(33 flights)
- 12–3 PM65%(37 flights)
Oct 84% → Dec 69% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 84% | 25 |
| November 2025 | 68% | 28 |
| December 2025 | 69% | 26 |
- Departures on time
- 80%
- Diverted
- 1.1%
- Flights flown
- 83
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 88 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.