Cheap Flights from Knoxville to Arlington

View €85 flight on Sat, 30 Aug 2025Opens in a new window

Popular airlines from Knoxville to Arlington

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Cheap flights from Knoxville to Arlington (TYS-WAS)

Prices were available within the past 7 days and start at €85 for one-way flights and €170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 30 Aug - Sun, 31 Aug
TYS
Knoxville
BWI
Baltimore
€170 Return, found 6 days ago
€170
Return
found 6 days ago
Select American Airlines flight, departing Sat, 30 Aug from Knoxville to Baltimore, returning Sun, 31 Aug, priced at €170 found 6 days ago
American Airlines
Fri, 25 Jul - Mon, 28 Jul
TYS
Knoxville
DCA
Washington
€171 Return, found 2 days ago
€171
Return
found 2 days ago
Select American Airlines flight, departing Fri, 25 Jul from Knoxville to Washington, returning Mon, 28 Jul, priced at €171 found 2 days ago
Delta
Fri, 25 Jul - Mon, 28 Jul
TYS
Knoxville
IAD
Washington
€187 Return, found 2 days ago
€187
Return
found 2 days ago
Select Delta flight, departing Fri, 25 Jul from Knoxville to Washington, returning Mon, 28 Jul, priced at €187 found 2 days ago
Delta
Fri, 25 Jul - Mon, 28 Jul
TYS
Knoxville
DCA
Washington
€187 Return, found 2 days ago
€187
Return
found 2 days ago
Select Delta flight, departing Fri, 25 Jul from Knoxville to Washington, returning Mon, 28 Jul, priced at €187 found 2 days ago
American Airlines
Fri, 25 Jul - Mon, 28 Jul
TYS
Knoxville
DCA
Washington
€192 Return, found 2 days ago
€192
Return
found 2 days ago
Select American Airlines flight, departing Fri, 25 Jul from Knoxville to Washington, returning Mon, 28 Jul, priced at €192 found 2 days ago
United
Fri, 25 Jul - Mon, 28 Jul
TYS
Knoxville
IAD
Washington
€277 Return, found 2 days ago
€277
Return
found 2 days ago
Select United flight, departing Fri, 25 Jul from Knoxville to Washington, returning Mon, 28 Jul, priced at €277 found 2 days ago

Find the cheapest month to fly from Knoxville (TYS) to Washington (DCA)

November is typically the cheapest month to fly

From €131 - €373 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.