$214 Cheap United flights Washington (IAD) to Knoxville (TYS)

$214 Cheap United flights Washington (IAD) to Knoxville (TYS)

Prices were available within the past 7 days and start at $214 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 4 - Thu, May 14

IAD

Washington

TYS

Knoxville

$249 Roundtrip, found 1 day ago

$249

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 4 from Washington to Knoxville, returning Thu, May 14, priced at $249 found 1 day ago

Sat, May 9 - Tue, May 12

IAD

Washington

TYS

Knoxville

$264 Roundtrip, found 1 day ago

$264

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 9 from Washington to Knoxville, returning Tue, May 12, priced at $264 found 1 day ago

Sun, May 10 - Sat, May 16

IAD

Washington

TYS

Knoxville

$283 Roundtrip, found 1 day ago

$283

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 10 from Washington to Knoxville, returning Sat, May 16, priced at $283 found 1 day ago

Sat, May 9 - Sat, May 16

IAD

Washington

TYS

Knoxville

$298 Roundtrip, found 1 day ago

$298

Roundtrip

found 1 day ago

Select United flight, departing Sat, May 9 from Washington to Knoxville, returning Sat, May 16, priced at $298 found 1 day ago

Thu, May 7 - Sat, May 9

IAD

Washington

TYS

Knoxville

$303 Roundtrip, found 1 day ago

$303

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 7 from Washington to Knoxville, returning Sat, May 9, priced at $303 found 1 day ago

Mon, May 4 - Sun, May 10

IAD

Washington

TYS

Knoxville

$321 Roundtrip, found 1 day ago

$321

Roundtrip

found 1 day ago

Select United flight, departing Mon, May 4 from Washington to Knoxville, returning Sun, May 10, priced at $321 found 1 day ago