$379 Cheap United flights Idaho Falls (IDA) to Knoxville (TYS)

$379 Cheap United flights Idaho Falls (IDA) to Knoxville (TYS)

Prices were available within the past 7 days and start at $379 for one-way flights and $641 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 21 - Thu, Jul 30

IDA

Idaho Falls

TYS

Knoxville

$641 Roundtrip, found 9 hours ago

$641

Roundtrip

found 9 hours ago

Select United flight, departing Tue, Jul 21 from Idaho Falls to Knoxville, returning Thu, Jul 30, priced at $641 found 9 hours ago

Mon, Jul 27 - Tue, Jul 28

IDA

Idaho Falls

TYS

Knoxville

$644 Roundtrip, found 2 days ago

$644

Roundtrip

found 2 days ago

Select United flight, departing Mon, Jul 27 from Idaho Falls to Knoxville, returning Tue, Jul 28, priced at $644 found 2 days ago

Tue, Jul 21 - Thu, Jul 30

IDA

Idaho Falls

TYS

Knoxville

$688 Roundtrip, found 9 hours ago

$688

Roundtrip

found 9 hours ago

Select United flight, departing Tue, Jul 21 from Idaho Falls to Knoxville, returning Thu, Jul 30, priced at $688 found 9 hours ago

Tue, Jul 21 - Wed, Jul 29

IDA

Idaho Falls

TYS

Knoxville

$688 Roundtrip, found 3 days ago

$688

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jul 21 from Idaho Falls to Knoxville, returning Wed, Jul 29, priced at $688 found 3 days ago

Tue, Jul 21 - Sat, Aug 1

IDA

Idaho Falls

TYS

Knoxville

$705 Roundtrip, found 3 days ago

$705

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jul 21 from Idaho Falls to Knoxville, returning Sat, Aug 1, priced at $705 found 3 days ago

Tue, Jul 21 - Thu, Jul 30

IDA

Idaho Falls

TYS

Knoxville

$710 Roundtrip, found 9 hours ago

$710

Roundtrip

found 9 hours ago

Select United flight, departing Tue, Jul 21 from Idaho Falls to Knoxville, returning Thu, Jul 30, priced at $710 found 9 hours ago