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MFI to PHN: distance & flight time
Marshfield (Marshfield Municipal Airport) → Port Huron (St Clair County International Airport)
400 mi
644 km · 348 nm
1h 20m
estimated nonstop flight time
+1h
time difference · heading east
See live MFI→PHN fares Phone-only fares on this route — call free
Flight time details
400 miles nonstop takes roughly 1h 20m gate to gate, flying east. 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
- MFI — Marshfield Municipal Airport · Marshfield, 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 MFI
- ISW · Alexander Field South Wood County Airport26 mi away
- CWA · Central Wisconsin Airport27 mi away
- STE · Stevens Point Municipal Airport33 mi away
- AUW · Wausau Downtown Airport34 mi away
Near PHN
Frequently asked questions
How far is MFI from PHN?
The flight distance from Marshfield (MFI) to Port Huron (PHN) is 400 miles (644 km, 348 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MFI to PHN?
A nonstop flight takes about 1h 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 time difference between Marshfield and Port Huron?
Port Huron is 1 hour ahead of Marshfield.
What is the cheapest way to fly from MFI to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MFI–PHN that never appear on search engines, with no booking fees.