Houston to Philadelphia
IAHTTN
Fly from Houston to Philadelphia starting at USD 141 with Frontier Airlines.
Best fare available on Jul 29, 2026.
Limited seats. Better plans. Book before it's gone.
Houston to Philadelphia cheapest flights this week
Houston to Philadelphia monthly flight fare trend
Jul
from USD 141
Aug
No flights
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Houston
George Bush Intercontinental Houston Airport (IAH)
Houston, IAH
Zone
Chicago
Elev
97 ft
Destination
Philadelphia
Trenton Mercer Airport (TTN)
Ewing Township, TTN
Zone
New York
Elev
213 ft
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