Cheap United flights Ontario (ONT) to Knoxville (TYS)

Cheap United flights Ontario (ONT) to Knoxville (TYS)

Prices were available within the past 7 days and start at for one-way flights and $409 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 30 - Tue, Jan 13

ONT

Ontario

TYS

Knoxville

$409 Roundtrip, found 1 day ago

$409

Roundtrip

found 1 day ago

Select United flight, departing Tue, Dec 30 from Ontario to Knoxville, returning Tue, Jan 13, priced at $409 found 1 day ago

Tue, Dec 30 - Mon, Jan 12

ONT

Ontario

TYS

Knoxville

$458 Roundtrip, found 1 day ago

$458

Roundtrip

found 1 day ago

Select United flight, departing Tue, Dec 30 from Ontario to Knoxville, returning Mon, Jan 12, priced at $458 found 1 day ago