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PHN to GFK: distance & flight time
Port Huron (St Clair County International Airport) → Grand Forks (Grand Forks International Airport)
789 mi
1,270 km · 686 nm
2h 11m
estimated nonstop flight time
-1h
time difference · heading northwest
See live PHN→GFK fares Phone-only fares on this route — call free
Flight time details
789 miles nonstop takes roughly 2h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- GFK — Grand Forks International Airport · Grand Forks, 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 PHN
Near GFK
- RDR · Grand Forks Air Force Base10 mi away
- TVF · Thief River Falls Regional Airport47 mi away
- PMB · Pembina Municipal Airport69 mi away
- FAR · Hector International Airport73 mi away
Frequently asked questions
How far is PHN from GFK?
The flight distance from Port Huron (PHN) to Grand Forks (GFK) is 789 miles (1,270 km, 686 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to GFK?
A nonstop flight takes about 2h 11m 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 Port Huron and Grand Forks?
Grand Forks is 1 hour behind Port Huron.
What is the cheapest way to fly from PHN to GFK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–GFK that never appear on search engines, with no booking fees.