Need help booking?
Unpublished phone-only deals available
GTR to PHN: distance & flight time
Columbus Mississippi (Golden Triangle Regional Airport) → Port Huron (St Clair County International Airport)
731 mi
1,177 km · 636 nm
2h 3m
estimated nonstop flight time
+1h
time difference · heading northeast
See live GTR→PHN fares Phone-only fares on this route — call free
Flight time details
731 miles nonstop takes roughly 2h 3m 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
- GTR — Golden Triangle Regional Airport · Columbus Mississippi, 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 GTR
- CBM · Columbus Air Force Base16 mi away
- TUP · Tupelo Regional Airport57 mi away
- TCL · Tuscaloosa Regional Airport59 mi away
- MEI · Key Field78 mi away
Near PHN
Frequently asked questions
How far is GTR from PHN?
The flight distance from Columbus Mississippi (GTR) to Port Huron (PHN) is 731 miles (1,177 km, 636 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTR to PHN?
A nonstop flight takes about 2h 3m 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 Columbus Mississippi and Port Huron?
Port Huron is 1 hour ahead of Columbus Mississippi.
What is the cheapest way to fly from GTR to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTR–PHN that never appear on search engines, with no booking fees.