Cheapest return flights from Jacksonville to Philadelphia in April from 121€

AirHint found the following cheapest return flights from Jacksonville (JAX) to Philadelphia (PHL) in April 2026 (see full year).

Return flights

16 Apr - 20 Apr Frontier Airlines
10 Apr - 12 Apr Frontier Airlines
24 Apr - 26 Apr Frontier Airlines
16 Apr - 19 Apr Frontier Airlines
28 Apr - 29 Apr Frontier Airlines
06 Apr - 09 Apr Frontier Airlines

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

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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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