Route guide

Philadelphia to Jacksonville (PHL-JAX): Nonstop Upgrade & Award Space

American Airlines, Frontier Airlines, and Alaska Airlines, Inc. fly nonstop between Philadelphia (PHL) and Jacksonville (JAX), roughly 32 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every PHL to JAX departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See PHL to JAX on the interactive map Get started free
32
Nonstop flights a week
743 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every PHL to JAX departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Philadelphia to Jacksonville to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each PHL to JAX departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See PHL to JAX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Philadelphia to Jacksonville nonstop

Carriers operating PHL to JAX nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • American Airlines
  • Frontier Airlines
  • Alaska Airlines, Inc.
See PHL to JAX on the interactive map →

Frequently asked questions about PHL to JAX

How far is Jacksonville from Philadelphia?
PHL to JAX covers about 743 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from PHL to JAX?
American Airlines, Frontier Airlines, and Alaska Airlines, Inc. fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all three of them.
How many flights a week are there from PHL to JAX?
About 32 nonstop flights a week run between Philadelphia and Jacksonville in the current schedule, operated by American Airlines, Frontier Airlines, and Alaska Airlines, Inc.. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on PHL to JAX?
Open the PHL to JAX calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Philadelphia to Jacksonville route, and 2LNR will notify you when space opens. It's free to start.

Never miss PHL to JAX upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free