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GPT to PHN: distance & flight time
Gulfport (Gulfport Biloxi International Airport) → Port Huron (St Clair County International Airport)
936 mi
1,507 km · 813 nm
2h 30m
estimated nonstop flight time
+1h
time difference · heading north
See live GPT→PHN fares Phone-only fares on this route — call free
Flight time details
936 miles nonstop takes roughly 2h 30m gate to gate, flying north. 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
- GPT — Gulfport Biloxi International Airport · Gulfport, 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 GPT
- BIX · Keesler Air Force Base9 mi away
- MOB · Mobile Regional Airport53 mi away
- HBG · Hattiesburg Bobby L Chain Municipal Airport60 mi away
- BFM · Mobile Downtown Airport62 mi away
Near PHN
Frequently asked questions
How far is GPT from PHN?
The flight distance from Gulfport (GPT) to Port Huron (PHN) is 936 miles (1,507 km, 813 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GPT to PHN?
A nonstop flight takes about 2h 30m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GPT to PHN?
Nonstop service on GPT–PHN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 30m nonstop estimate.
What is the time difference between Gulfport and Port Huron?
Port Huron is 1 hour ahead of Gulfport.
What is the cheapest way to fly from GPT to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GPT–PHN that never appear on search engines, with no booking fees.
Why are some GPT to PHN fares phone-only?
Consolidator contracts let us sell certain GPT–PHN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.