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FSM to PHN: distance & flight time
Fort Smith (Fort Smith Regional Airport) → Port Huron (St Clair County International Airport)
821 mi
1,321 km · 714 nm
2h 15m
estimated nonstop flight time
+1h
time difference · heading northeast
See live FSM→PHN fares Phone-only fares on this route — call free
Flight time details
821 miles nonstop takes roughly 2h 15m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- FSM — Fort Smith Regional Airport · Fort Smith, United States
- PHN — St Clair County International Airport · Port Huron, 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
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 mi away
Near PHN
Frequently asked questions
How far is FSM from PHN?
The flight distance from Fort Smith (FSM) to Port Huron (PHN) is 821 miles (1,321 km, 714 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to PHN?
A nonstop flight takes about 2h 15m 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 time difference between Fort Smith and Port Huron?
Port Huron is 1 hour ahead of Fort Smith.
What is the cheapest way to fly from FSM to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–PHN that never appear on search engines, with no booking fees.