Flights from Boston to Knoxville

Trip type

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
05/16/26
1 Stopover (DCA)
AA4370, AA5484
06h 29min
Return
05/29/26
1 Stopover (DCA)
AA5458, AA4051
05h 12min
American Airlines ?
$328
Boston
Knoxville
Please note: transfer for connecting flight
Outbound
03/28/26
1 Stopover (FLL)
NK1740, G40494
15h 11min
Return
04/25/26
direct
G41426
02h 16min
Spirit Airlines, Allegiant Air
$396
Boston
Knoxville
Outbound
07/26/26
1 Stopover (ORD)
UA1834, UA1968
08h 46min
Return
08/05/26
1 Stopover (IAD)
UA4311, UA0641
04h 16min
United Airlines ?
$398
Boston
Knoxville
Outbound
05/16/26
1 Stopover (DCA)
AA4198, AA5651
05h 39min
Return
05/29/26
1 Stopover (PHL)
AA5620, AA1416
05h 56min
American Airlines ?
$405
Boston
Knoxville
Outbound
05/16/26
1 Stopover (DCA)
AA4370, AA5484
06h 29min
Return
05/29/26
1 Stopover (PHL)
AA5620, AA1416
05h 56min
American Airlines ?
$457
Boston
Knoxville
Outbound
03/28/26
1 Stopover (CLT)
AA2773, AA5227
06h 12min
Return
04/25/26
1 Stopover (DCA)
AA5149, AA4654
04h 40min
American Airlines ?
$508
Boston
Knoxville
Outbound
03/28/26
2 Stopovers (LGA, JAX)
AA4405, AA4690, G41433
31h 33min
Return
04/25/26
direct
G41426
02h 16min
American Airlines, Allegiant Air ?
$516
Boston
Knoxville
Outbound
05/16/26
2 Stopovers (EWR, IAD)
UA1693, UA1784, G41412
20h 31min
Return
05/29/26
2 Stopovers (MCO, MSP)
G43022, SY0348, SY0251
39h 15min
United Airlines, Allegiant Air ?
$661
Boston
Knoxville
Outbound
07/26/26
direct
G41407
02h 22min
Return
08/05/26
3 Stopovers (DFW, SFO, MSP)
AA2019, AA2810, SY0396, SY0253
45h 13min
Allegiant Air ?
$802
Boston
Knoxville
Outbound
05/16/26
1 Stopover (DTW)
DL1019, DL5347
04h 31min
Return
05/29/26
1 Stopover (ATL)
DL2571, DL0865
07h 26min
Delta Air Lines ?
$1,297
Prices based on recent searches, subject to last-minute changes
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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 327,22 $
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