Cheapest return flights from Jacksonville to Philadelphia in April from $264

Best time to book flights for Jacksonville (JAX) to Philadelphia (PHL) flights at AirHint

AirHint found the following cheapest return flights from Jacksonville (JAX) to Philadelphia (PHL) in April 2025 (see full year).

Return flights

11 Apr - 13 Apr Frontier Airlines direct

Also check the deals for one-way flights from Jacksonville to Philadelphia in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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