Philadelphia to Washington
PHLIAD
Fly from Philadelphia to Washington starting at SAR 374 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
Philadelphia to Washington monthly flight fare trend
Aug
from SAR 374
Sep
from SAR 377
Oct
No flights
Nov
from SAR 403
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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