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PHN to LZU: distance & flight time
Port Huron (St Clair County International Airport) → Lawrenceville (Gwinnett County Briscoe Field)
622 mi
1,001 km · 541 nm
1h 49m
estimated nonstop flight time
Same time
time difference · heading south
See live PHN→LZU fares Phone-only fares on this route — call free
Flight time details
622 miles nonstop takes roughly 1h 49m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- LZU — Gwinnett County Briscoe Field · Lawrenceville, 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 LZU
- ATL · Hartsfield Jackson Atlanta International Airport36 mi away
- WDR · Barrow County Airport17 mi away
- PDK · DeKalb Peachtree Airport21 mi away
- GVL · Lee Gilmer Memorial Airport22 mi away
Frequently asked questions
How far is PHN from LZU?
The flight distance from Port Huron (PHN) to Lawrenceville (LZU) is 622 miles (1,001 km, 541 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to LZU?
A nonstop flight takes about 1h 49m 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 cheapest way to fly from PHN to LZU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–LZU that never appear on search engines, with no booking fees.