$139 Cheap American Airlines flights Washington (IAD) to Knoxville (TYS)

View $139 flight on Sun, Sep 14, 2025Opens in a new window

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$139 Cheap American Airlines flights Washington (IAD) to Knoxville (TYS)

Prices were available within the past 7 days and start at $139 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 4 - Fri, Oct 10
IAD
Washington
TYS
Knoxville
$269 Roundtrip, found 1 hour ago
$269
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Oct 4 from Washington to Knoxville, returning Fri, Oct 10, priced at $269 found 1 hour ago
Flights from Washington (IAD) to Knoxville (TYS)
Origin airport
Washington Dulles Intl.
Destination airport
McGhee Tyson
Airlines serving
American Airlines, Delta, United
Popular airline
Delta
Distance
419 mi
Average flight time
1 hour 43 mins

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