Cheapest one-way flights from Jacksonville to Philadelphia in March from $29

AirHint found the following cheapest one-way flights from Jacksonville (JAX) to Philadelphia (PHL) in March 2026 (see full year).

One-Way flights

05 Mar Frontier Airlines direct
01 Mar Frontier Airlines direct
08 Mar Frontier Airlines direct
27 Mar Frontier Airlines direct
02 Mar Frontier Airlines
02 Mar Frontier Airlines direct
09 Mar Frontier Airlines direct
16 Mar Frontier Airlines
19 Mar Frontier Airlines direct
28 Mar Frontier Airlines direct

Also check the deals for return flights from Jacksonville to Philadelphia in March.

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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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