Cheap Flights from Philadelphia to Arlington

View €95 flight on Thu, 19 Feb 2026Opens in a new window

Popular airlines from Philadelphia to Arlington

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Cheap flights from Philadelphia to Arlington (ILG-WAS)

Prices were available within the past 7 days and start at €95 for one-way flights and €153 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
DCA
Washington
€153 Return, found 6 days ago
€153
Return
found 6 days ago
Select American Airlines flight, departing Thu, 31 Jul from Philadelphia to Washington, returning Sun, 3 Aug, priced at €153 found 6 days ago
American Airlines
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
DCA
Washington
€199 Return, found 6 days ago
€199
Return
found 6 days ago
Select American Airlines flight, departing Thu, 31 Jul from Philadelphia to Washington, returning Sun, 3 Aug, priced at €199 found 6 days ago
United
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
IAD
Washington
€204 Return, found 6 days ago
€204
Return
found 6 days ago
Select United flight, departing Thu, 31 Jul from Philadelphia to Washington, returning Sun, 3 Aug, priced at €204 found 6 days ago
United
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
IAD
Washington
€212 Return, found 6 days ago
€212
Return
found 6 days ago
Select United flight, departing Thu, 31 Jul from Philadelphia to Washington, returning Sun, 3 Aug, priced at €212 found 6 days ago
JetBlue Airways
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
DCA
Washington
€320 Return, found 6 days ago
€320
Return
found 6 days ago
Select JetBlue Airways flight, departing Thu, 31 Jul from Philadelphia to Washington, returning Sun, 3 Aug, priced at €320 found 6 days ago
Delta
Thu, 31 Jul - Sun, 3 Aug
PHL
Philadelphia
BWI
Baltimore
€1,101 Return, found 6 days ago
€1,101
Return
found 6 days ago
Select Delta flight, departing Thu, 31 Jul from Philadelphia to Baltimore, returning Sun, 3 Aug, priced at €1,101 found 6 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Washington (DCA)

August is typically the cheapest month to fly

From €136 - €351 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.