Cheapest return flights from Grand Rapids (GRR) to Philadelphia (PHL), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
31 Aug 11 Sep Allegiant Air
Direct Flight
24 Aug 04 Sep Allegiant Air
Direct Flight
24 Aug 11 Sep Allegiant Air
Direct Flight
17 Aug 04 Sep Allegiant Air
Direct Flight
07 Aug 21 Aug Allegiant Air
Direct Flight
24 Aug 31 Aug Allegiant Air
Direct Flight
17 Aug 21 Aug Allegiant Air
Direct Flight
17 Aug 31 Aug Allegiant Air
Direct Flight
14 Aug 31 Aug Allegiant Air
Direct Flight
10 Aug 21 Aug Allegiant Air
Direct Flight
10 Aug 31 Aug Allegiant Air
Direct Flight
07 Aug 28 Aug Allegiant Air
Direct Flight
24 Aug 28 Aug Allegiant Air
Direct Flight
17 Aug 28 Aug Allegiant Air
Direct Flight
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deals for one-way flights from Grand Rapids to Philadelphia in August.

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Updated Jul 9, 2026.

About these fares

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