Cheap flights from Philadelphia to Galveston Island State Park

View AU$173 flight on Sat, 30 Aug. 2025Opens in a new window

Popular airlines from Philadelphia to Galveston Island State Park

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Cheap Flights from Philadelphia (ILG) to Galveston Island State Park (IAH)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Philadelphia (PHL) to Houston (IAH)

September is typically the cheapest month to fly

From AU$74 - AU$271 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.