Need help booking?
Unpublished phone-only deals available
LNR to PHN: distance & flight time
Lone Rock (Tri-County Regional Airport) → Port Huron (St Clair County International Airport)
387 mi
622 km · 336 nm
1h 29m
estimated nonstop flight time
+1h
time difference · heading east
See live LNR→PHN fares Phone-only fares on this route — call free
Flight time details
387 miles nonstop takes roughly 1h 29m 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
- LNR — Tri-County Regional Airport · Lone Rock, 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 LNR
- MSN · Dane County Regional Truax Field43 mi away
- PCD · Prairie Du Chien Municipal Airport49 mi away
- VOK · Volk Field50 mi away
- DBQ · Dubuque Regional Airport62 mi away
Near PHN
Frequently asked questions
How far is LNR from PHN?
The flight distance from Lone Rock (LNR) to Port Huron (PHN) is 387 miles (622 km, 336 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LNR to PHN?
A nonstop flight takes about 1h 29m 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 Lone Rock and Port Huron?
Port Huron is 1 hour ahead of Lone Rock.
What is the cheapest way to fly from LNR to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LNR–PHN that never appear on search engines, with no booking fees.