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	Baggage	Price
Best option Boston Knoxville	Outbound 06/18/25 direct G43040 02h 21min	Return 07/15/25 direct G41397 02h 15min	Allegiant Air	?	$93
Boston Knoxville Pay attention to transfer at connecting flight	Outbound 09/19/25 1 Stopover (FLL) NK0296, G40504 13h 49min	Return 09/29/25 2 Stopovers (EWR, MCO) G41398, NK1801, NK3796 32h 20min	Spirit Airlines, Allegiant Air		$258
Boston Knoxville	Outbound 06/08/25 direct G41396 02h 19min	Return 06/12/25 direct G41440 02h 17min	Allegiant Air		$97
Boston Knoxville	Outbound 06/18/25 direct G43040 02h 21min	Return 07/15/25 direct G41397 02h 15min	Allegiant Air		$100
Boston Knoxville	Outbound 06/08/25 direct G41396 02h 19min	Return 06/12/25 direct G41440 02h 17min	Allegiant Air	?	$103
Boston Knoxville	Outbound 06/08/25 direct G41396 02h 19min	Return 06/12/25 direct G41440 02h 17min	Allegiant Air		$122
Boston Knoxville	Outbound 08/19/25 direct G43061 02h 28min	Return 09/02/25 direct G41430 02h 14min	Allegiant Air		$137
Boston Knoxville	Outbound 04/29/25 1 Stopover (FLL) NK1939, G43020 25h 34min	Return 05/08/25 direct G41397 02h 15min	Spirit Airlines, Allegiant Air		$147
Boston Knoxville	Outbound 06/07/25 direct G43055 02h 21min	Return 06/23/25 1 Stopover (IAD, BWI) G41397, NK2105 10h 34min	Allegiant Air		$152 found 3 days ago
Boston Knoxville	Outbound 06/07/25 direct G43055 02h 21min	Return 06/23/25 1 Stopover (IAD, DCA) G41397, AA4382 10h 52min	Allegiant Air	?	$227 found 3 days ago

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

Important flight information

Flight information: Boston - Knoxville

Roundtrip from	$ 92,50
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 Boston - New York from $ 129
Flight Boston - Los Angeles from $ 177
Flight Boston - San Francisco from $ 226
Flight Boston - Miami from $ 79
Flight Boston - Chicago from $ 111
Flight Boston - Orlando from $ 91
Flight Boston - Fort Myers from $ 146
Flight Boston - Washington-DC from $ 116
Flight Boston - Dallas from $ 155
Flight Boston - New York from $ 136

Alternative flights to Knoxville

Flight Chicago O'Hare - Knoxville from $ 227

Flights from Boston to Knoxville