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PHN to JAX: distance & flight time
Port Huron (St Clair County International Airport) → Jacksonville (Jacksonville International Airport)
859 mi
1,383 km · 747 nm
2h 20m
estimated nonstop flight time
Same time
time difference · heading south
See live PHN→JAX fares Phone-only fares on this route — call free
Flight time details
859 miles nonstop takes roughly 2h 20m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- JAX — Jacksonville International Airport · Jacksonville, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
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Frequently asked questions
How far is PHN from JAX?
The flight distance from Port Huron (PHN) to Jacksonville (JAX) is 859 miles (1,383 km, 747 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to JAX?
A nonstop flight takes about 2h 20m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from PHN to JAX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–JAX that never appear on search engines, with no booking fees.