Need help booking?
Unpublished phone-only deals available
GTF to LZU: distance & flight time
Great Falls (Great Falls International Airport) → Lawrenceville (Gwinnett County Briscoe Field)
1,698 mi
2,732 km · 1,475 nm
3h 48m
estimated nonstop flight time
+2h
time difference · heading southeast
See live GTF→LZU fares Phone-only fares on this route — call free
Flight time details
1,698 miles nonstop takes roughly 3h 48m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
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 GTF from LZU?
The flight distance from Great Falls (GTF) to Lawrenceville (LZU) is 1,698 miles (2,732 km, 1,475 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to LZU?
A nonstop flight takes about 3h 48m 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 Great Falls and Lawrenceville?
Lawrenceville is 2 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to LZU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–LZU that never appear on search engines, with no booking fees.