Boston to Knoxville (BOS-TYS): nonstop flights and who flies them

Allegiant Air flies the BOS to TYS nonstop about 4 times a week. Allegiant Air sets the rhythm here, a few flights a day with a small premium cabin on each, so a date with open space is worth acting on the day you see it. Allegiant Air fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed September 6, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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Nonstop flights a week

829 mi

Nonstop distance

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Boston to Knoxville flight schedule

Scheduled nonstop departures for BOS to TYS, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from Boston (BOS) to Knoxville (TYS)
Date	Flight	Airline	Departs BOS	Arrives TYS	Duration	Aircraft
Thu, Sep 10	G4 1399	Allegiant Air	10:15	12:41	2h 26m	320
Sat, Sep 12	G4 1399	Allegiant Air	12:35	15:01	2h 26m	320
Sun, Sep 13	G4 1407	Allegiant Air	10:40	13:09	2h 29m	320
Thu, Sep 17	G4 1399	Allegiant Air	10:15	12:41	2h 26m	320
Sat, Sep 19	G4 1399	Allegiant Air	12:35	15:01	2h 26m	320
Sun, Sep 20	G4 1407	Allegiant Air	10:40	13:09	2h 29m	320
Thu, Sep 24	G4 1399	Allegiant Air	10:15	12:41	2h 26m	320

Showing all 7 scheduled BOS to TYS departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every BOS to TYS date on the interactive map

The full BOS to TYS nonstop schedule

Allegiant Air fly the route nonstop in 2LNR's schedule data. This page carries the full BOS to TYS nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each BOS to TYS departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See BOS to TYS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Boston to Knoxville nonstop

Carriers operating BOS to TYS nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

Allegiant Air (G4) route map

See BOS to TYS on the interactive map →

Frequently asked questions about BOS to TYS

How far is Knoxville from Boston?

BOS to TYS covers about 829 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.

Which airlines fly nonstop from BOS to TYS?

Allegiant Air is currently the only airline flying BOS to TYS nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the BOS to TYS schedule rather than a space claim.

How many flights a week are there from BOS to TYS?

About 4 nonstop flights a week run between Boston and Knoxville in the current schedule, operated by Allegiant Air. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.

What time do flights from BOS to TYS depart?

Scheduled BOS to TYS nonstops in the next 7 days with service leave between 10:15 and 12:35, local time at Boston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

Does 2LNR show upgrade or award space on BOS to TYS?

Not on this route: none of Allegiant Air is a carrier 2LNR reads inventory for. The page carries the full BOS to TYS nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full BOS to TYS nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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