$151 Economy Roundtrip to Washington%2C D.C. (PHL-IAD) in Sep from Philadelphia

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$151 Economy Roundtrip to Washington%2C D.C. (PHL-IAD) in Sep from Philadelphia

Philadelphia PHL

Mon, Sep 29

Roundtrip

Washington, D.C. IAD

Sun, Oct 5

Other Destinations

MCO destination

Economy Roundtrip to Orlando (MCO)

Philadelphia (PHL) to Orlando (MCO) in September from $58

FLL destination

Economy Roundtrip to Fort Lauderdale (FLL)

Philadelphia (PHL) to Fort Lauderdale (FLL) in September from $83

ATL destination

Economy Roundtrip to Atlanta (ATL)

Philadelphia (PHL) to Atlanta (ATL) in September from $87

CLT destination

Economy Roundtrip to Charlotte (CLT)

Philadelphia (PHL) to Charlotte (CLT) in September from $93

IAH destination

Economy Roundtrip to Houston (IAH)

Philadelphia (PHL) to Houston (IAH) in September from $129

DTW destination

Economy Roundtrip to Detroit (DTW)

Philadelphia (PHL) to Detroit (DTW) in September from $143

Flights from Other Cities

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

New York (Any) to Washington, D.C. (IAD) in September from $117

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

Dallas (DFW) to Washington, D.C. (IAD) in September from $143

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

Houston (IAH) to Washington, D.C. (IAD) in September from $149

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

San Francisco (SFO) to Washington, D.C. (IAD) in September from $225

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

Carmel (MRY) to Washington, D.C. (IAD) in September from $365

IAD destination

Economy Roundtrip to Washington, D.C. (IAD)

Boise (BOI) to Washington, D.C. (IAD) in September from $462

Cheap economy Class Flights from Philadelphia (PHL) to Washington, D.C. (IAD) September

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Cheap economy Flights: PHL to IAD in September - Route 1

Starting from $151

Flight Options & Prices:

Direct Flights: From $199 - Fastest option with no layovers
One-Stop Flights: From $151 - Good value with one connection
Multi-Stop Flights: From $151 - Cheapest option with multiple connections

Book your economy class flight from Philadelphia (PHL) to Washington, D.C. (IAD)and save money on your travel. Compare all flight options to find the best deal for your september trip.

Why Choose Economy Class Flights from Philadelphia (PHL) to Washington, D.C. (IAD)?

Compare prices from multiple airlines
Find direct flights and multi-stop options
Best deals for september travel
Flexible booking options
24/7 customer support

Planning a trip from Philadelphia (PHL) to Washington, D.C. (IAD) in september? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.