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Cheap flights from Philadelphia (PHL) to Jacksonville (JAX)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)

How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)
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How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)
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How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)
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Cheap flights from Philadelphia to Jacksonville in July , August 2026

29 Jul - 01 Aug $ 171.00
PHL
Philadelphia
Frontier Airlines
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Frontier Airlines
DIRECT
PHL
Philadelphia
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29 Jul - 04 Aug $ 187.00
PHL
Philadelphia
Frontier Airlines
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Frontier Airlines
DIRECT
PHL
Philadelphia
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29 Jul - 06 Aug $ 244.00
PHL
Philadelphia
Frontier Airlines
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Frontier Airlines
DIRECT
PHL
Philadelphia
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Last minute flights from Philadelphia to Jacksonville

29 Jul - 31 Jul $ 228.00
PHL
Philadelphia
Frontier Airlines
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Frontier Airlines
DIRECT
PHL
Philadelphia
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28 Jul - 31 Jul $ 265.00
PHL
Philadelphia
Frontier Airlines
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Frontier Airlines
DIRECT
PHL
Philadelphia
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29 Jul - 31 Jul $ 650.00
PHL
Philadelphia
United Airlines
1 STOPS
JAX
Jacksonville
JAX
Jacksonville
United Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to Jacksonville from Philadelphia

12:38 PM - 12:38 PM
Frontier Airlines
0 Stops
2h 19m
PHL - JAX
$ 85
Kiwi
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4:57 PM - 4:57 PM
Frontier Airlines
0 Stops
2h 24m
PHL - JAX
$ 122
Kiwi
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10:00 AM - 10:00 AM
Frontier Airlines
0 Stops
2h 19m
PHL - JAX
$ 142
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)

Related info for your journey
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How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Philadelphia (PHL) to Jacksonville (JAX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.