Distance From Gwinnett County Briscoe Field to Johnston County Airport

The distance from Gwinnett County Briscoe Field (LZU) to Johnston County Airport () is 335 miles or 538 kilometers or 291 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Lawrenceville ( United States ) to Smithfield ( United States )?

A one-way nonstop (direct) flight between Lawrenceville and Smithfield takes around 0 hours 46 minutes.

Estimated flight time from Gwinnett County Briscoe Field, Lawrenceville, United States to Johnston County Airport, Smithfield, United States is 0 hours 46 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • LZU -

Kilometers		538 km
Statute Miles		335 miles
Nautical Miles		291 nm
Avg. Time of Flight		0 hours 46 minutes

Gwinnett County Briscoe Field to Johnston County Airport Flight Route Map - LZU to Flight Path

Location of Gwinnett County Briscoe Field & Johnston County Airport is given below.
Click the map to view Lawrenceville to Smithfield nonstop flight path and travel direction.

Click to see flight route on Google Map between Lawrenceville, United States and Smithfield, United States. .

Nonstop flight route between Lawrenceville, United States and Smithfield, United States.

Time Difference Between the Airports • LZU -

Time difference between Lawrenceville (United States) and Smithfield (United States) is 0 Hours.

Location	Local Time
Lawrenceville (United States)	2026-06-16, 08:52:21 EDT
Smithfield (United States)	2026-06-16, 08:52:21 EDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Gwinnett County Briscoe Field (LZU / KLZU) Lawrenceville, United States

Destination

Johnston County Airport ( / KJNX) Smithfield, United States