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Cheapest one-way flights from Jacksonville (JAX) to Philadelphia (PHL), July

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Dates, airline, and price
Dates	Airline	Price
22 Jul	Frontier Airlines Direct Flight
28 Jul	Frontier Airlines Direct Flight
29 Jul	Frontier Airlines Direct Flight
07 Jul	Frontier Airlines Direct Flight
31 Jul	Frontier Airlines Direct Flight
03 Jul	Frontier Airlines Direct Flight
10 Jul	Frontier Airlines Direct Flight
30 Jul	Frontier Airlines
25 Jul	Frontier Airlines Direct Flight
04 Jul	Frontier Airlines Direct Flight

deals for return flights from Jacksonville to Philadelphia in July.

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Updated May 21, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Jacksonville (JAX) to Philadelphia (PHL), July

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