Flights from Boston to Knoxville

Our cheapest offers for flights from Boston to Knoxville

Here you can compare cheap flights from Boston (BOS) to Knoxville (TYS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Knoxville. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Boston
Knoxville
Outbound
11/09/25
direct
G43064
02h 32min
Return
12/07/25
direct
G41431
02h 10min
Allegiant Air
$119
Boston
Knoxville
Pay attention to transfer at connecting flight
Outbound
10/07/25
direct
G41414
02h 29min
Return
10/10/25
1 Stopover (FLL)
G40530, NK1300
14h 09min
Allegiant Air
$212
Boston
Knoxville
Outbound
11/09/25
direct
G43064
02h 32min
Return
12/07/25
direct
G41431
02h 10min
Allegiant Air ?
$124
Boston
Knoxville
Outbound
11/09/25
direct
G43064
02h 32min
Return
12/07/25
direct
G41431
02h 10min
Allegiant Air
$144
Boston
Knoxville
Outbound
10/07/25
direct
G41414
02h 29min
Return
10/10/25
1 Stopover (FLL)
G40530, NK0449
26h 49min
Allegiant Air
$201
Boston
Knoxville
Outbound
10/09/25
2 Stopovers (CLT, FLL)
NK2276, NK2279, G40515
30h 19min
Return
11/01/25
direct
G41435
02h 13min
Spirit Airlines, Allegiant Air
$258
Boston
Knoxville
Outbound
10/07/25
direct
G41414
02h 29min
Return
10/10/25
1 Stopover (FLL, MIA)
G40530, AA1054
27h 28min
Allegiant Air ?
$264
Boston
Knoxville
Outbound
10/09/25
2 Stopovers (JFK, DCA, IAD)
AA4778, AA4546, G41429
28h 48min
Return
11/01/25
direct
G41435
02h 13min
American Airlines, Allegiant Air ?
$299
Boston
Knoxville
Outbound
11/09/25
1 Stopover (ORD)
UA2040, UA4577
06h 45min
Return
12/07/25
1 Stopover (ORD)
UA5844, UA1677
05h 33min
United Airlines ?
$344
Boston
Knoxville
Outbound
10/09/25
direct
G43036
02h 29min
Return
11/01/25
direct
G41435
02h 13min
Allegiant Air
$349
Prices based on recent searches, subject to last-minute changes
Page 1 / 2

Tips and tricks to help you find cheap flights from Boston to Knoxville

Favorite airline: American Airlines
90 % of bookings on this flight route are made with American Airlines, United Airlines and Spirit Airlines.
American Airlines
45 %
United Airlines
27 %
Spirit Airlines
18 %
Favourite connection: via Charlotte
50 % of booked tickets on this route are for flights with a transfer in Charlotte.
Route
bookings
1 stopover Charlotte Douglas International Airport, NC
04h 19min, from $448
50 %
1 stopover Orlando International Airport, FL Orlando Sanford International
09h 03min, from $408
33 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
06h 25min, from $647
17 %

Important flight information

Flight information: Boston - Knoxville

Roundtrip from $118.97
Distance 1336 km
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Knoxville, TN (TYS)
Destination country Flights to United States
Alternative routes to United States
Flight destinations with a similar price
Flight destinations with a similar price