LGA to TYS flight delays & on-time performance
Nonstop flights from LaGuardia Airport to McGhee Tyson Airport · 647 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGA or TYS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New York (LGA) to Knoxville (TYS) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.4% were cancelled, and 6% arrived an hour or more late.
- Republic Airways is the only airline reporting nonstop flights on this route.
- Departures scheduled around 9am did best (93% on time); around 6pm did worst (68%).
- Tuesday was the most reliable day to fly (96% on time) and Wednesday the least (70%).
- The largest source of delay minutes was air traffic control & airport congestion (43%).
Which airline is most on time from LGA to TYS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 81% | 1.4% | 12 min | 5.8% | 139 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am93%27 flights
- 10am80%60 flights
- 2pm80%25 flights
- 6pm68%20 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%0.0% cancelled
- Tuesday96%0.0% cancelled
- Wednesday70%4.8% cancelled
- Thursday75%4.8% cancelled
- Friday75%0.0% cancelled
- Saturday67%0.0% cancelled
- Sunday91%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion43%
- Late-arriving aircraft41%
- Airline (crew, maintenance, cleaning, fueling)14%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Extreme weather0%
- Security0%
LGA to TYS: common questions
- How often are LGA to TYS flights on time?
- 81% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from New York to Knoxville cancelled?
- 1.4% of scheduled flights were cancelled (2 of 139).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 59 min behind schedule on average, and 5.8% of flights were an hour or more late.
- How long is taxi time at LGA?
- Flights on this route spent 27 min taxiing from the gate to takeoff on average.
Related routes
Return trip: TYS to LGA — 77% on time
More flights from New York
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LGA → TYS, nonstop flights by US airlines that report to the DOT. How we calculate this.