Book cheap flights fast with idealo

Save time & money: find cheap flights fast

Easy to use: filter & sort to find the best flight

Free to use: compare offers & book flights

Our cheapest offers for flights from United States a Knoxville

Here you can compare cheap flights from United States 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.

Flights from Boston (BOS) to Knoxville (TYS)

	Outbound	Return	Airlines	Baggage	Price
Best option Boston Knoxville	Outbound 03/02/25 direct G41414 02h 41min	Return 03/07/25 1 Stopover (EWR) G41396, UA1298 15h 01min	Allegiant Air	?	$259
Boston Knoxville	Outbound 12/13/24 2 Stopovers (MCO, EWR) NK0502, NK0199, G41397 18h 56min	Return 12/31/24 direct G41397 02h 14min	Spirit Airlines, Allegiant Air	?	$321
Boston Knoxville	Outbound 02/19/25 1 Stopover (DCA) AA2951, AA3868 07h 43min	Return 03/10/25 1 Stopover (DCA) AA5123, AA4663 07h 39min	American Airlines	?	$353

Flights from Chicago O'Hare (ORD) to Knoxville (TYS)

	Outbound	Return	Airlines	Baggage	Price
Best option Chicago O'Hare Knoxville	Outbound 12/13/24 direct AA3632 01h 32min	Return 12/31/24 direct AA4595 01h 55min	American Airlines	?	$205
Chicago O'Hare Knoxville	Outbound 12/13/24 direct AA4600 01h 42min	Return 12/31/24 direct AA4595 01h 55min	American Airlines	?	$241
Chicago O'Hare Knoxville	Outbound 12/13/24 direct UA1238 01h 45min	Return 12/31/24 direct UA5281 02h 05min	United Airlines	?	$258