Philadelphia to Washington

PHLIAD

Fly from Philadelphia to Washington starting at USD 165 with Frontier Airlines.Best fare available on Oct 5, 2026.Limited seats. Better plans. Book before it's gone.

Philadelphia to Washington cheapest flights this week

30 Sept
Frontier Airlines
08:41PHL
17:18IAD
1 StopUSD 233VIEW DEAL
30 Sept
Frontier Airlines
17:32PHL
17:18IAD
1 StopUSD 255VIEW DEAL
30 Sept
Frontier Airlines
06:24PHL
10:27IAD
2 StopUSD 260VIEW DEAL
2 Oct
Frontier Airlines
05:15PHL
17:56IAD
2 StopUSD 220VIEW DEAL
3 Oct
United Airlines
19:30PHL
20:49IAD
DirectUSD 204VIEW DEAL
4 Oct
Frontier Airlines
20:02PHL
10:17IAD
2 StopUSD 213VIEW DEAL
5 Oct
Frontier Airlines
05:15PHL
17:56IAD
2 StopUSD 165VIEW DEAL
6 Oct
United Airlines
19:30PHL
20:49IAD
DirectUSD 218VIEW DEAL
7 Oct
United Airlines
06:15PHL
07:31IAD
DirectUSD 205VIEW DEAL
8 Oct
United Airlines
06:15PHL
07:31IAD
DirectUSD 218VIEW DEAL

Philadelphia to Washington monthly flight fare trend

Sep
from USD 233
Oct
from USD 165
Nov
from USD 109
Dec
No flights
Jan
No flights
Feb
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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