Direct flights from Boston to Knoxville BOS → TYS
Allegiant Air flies nonstop from Boston (BOS) to Knoxville (TYS), 3–4 times a week. The flight takes about 2h 13m and covers 829 miles (1,334 km). Arrivals run on time 75.4% at BOS and 73.5% at TYS — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
🔔 Watch BOS → TYS
We'll run this search daily and email you the cheapest direct fares we find.
Free · checked daily · one-click unsubscribe
Allegiant Air
G4
Frequently asked questions
Is there a direct flight from Boston to Knoxville?
Yes, Allegiant Air operates nonstop flights from Boston (BOS) to Knoxville (TYS).
Which airlines fly direct from Boston to Knoxville?
Allegiant Air operates nonstop flights from Boston to Knoxville.
How long is the flight from Boston to Knoxville?
The nonstop flight from Boston to Knoxville takes ~2h 13m (approximately 1334 km).
How often do direct flights operate from Boston to Knoxville?
Nonstop flights from Boston to Knoxville operate 3–4×/week.
What is the on-time performance for flights from Boston to Knoxville?
Arrivals run on time 75.4% at BOS and 73.5% at TYS — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
Explore More
Scout — our search agent — hunts nonstop fares from Boston every night and pings you when one's worth booking.
Watch it work →