Philadelphia to Washington

PHLIAD

Fly from Philadelphia to Washington starting at USD 101 with Frontier Airlines.Best fare available on Aug 30, 2026.Limited seats. Better plans. Book before it's gone.

Philadelphia to Washington cheapest flights this week

2 Aug
United Airlines
10:39PHL
11:55IAD
DirectUSD 121VIEW DEAL
4 Aug
United Airlines
10:39PHL
11:55IAD
DirectUSD 140VIEW DEAL
7 Aug
United Airlines
06:10PHL
07:19IAD
DirectUSD 154VIEW DEAL
8 Aug
Frontier Airlines
07:20PHL
16:34IAD
2 StopUSD 205VIEW DEAL
11 Aug
Frontier Airlines
17:16PHL
13:20IAD
2 StopUSD 187VIEW DEAL
30 Aug
Frontier Airlines
08:30PHL
22:52IAD
1 StopUSD 101VIEW DEAL
14 Sept
Frontier Airlines
17:32PHL
00:28IAD
1 StopUSD 102VIEW DEAL

Philadelphia to Washington monthly flight fare trend

Aug
from USD 101
Sep
from USD 102
Oct
No flights
Nov
No flights
Dec
No flights
Jan
No flights

Airport Details

Origin

Philadelphia

Philadelphia International Airport (PHL)

Philadelphia, PHL
Zone

New York

Elev

36 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

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