FFL Helper
Jacksonville JAX
$172
PHL → JAX · Frontier Airlines
FFL Helper / Philadelphia / Jacksonville / August 2026
PHL → JAX · 2026-08
Philadelphia to Jacksonville in August 2026
Dated one-way fares from Philadelphia to Jacksonville in August 2026. Use the calendar to see which days are cheaper.
Lowest this month
$172
Highest this month
$172
Sample fare
$63
Airports
PHL–JAX
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Other months: August 2026 · Full route
August 2026 price calendar
August 2026
From $172
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$172
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Dated fares
Booking PHL to JAX in August 2026
This page is only August 2026 on the Philadelphia to Jacksonville route. Open the full route if you want the next months side by side.
Prices move as seats sell. Confirm the live itinerary before you book Philadelphia to Jacksonville in August 2026.