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IAD to LZU: distance & flight time
Washington (Washington Dulles International Airport) → Lawrenceville (Gwinnett County Briscoe Field)
498 mi
802 km · 433 nm
1h 33m
estimated nonstop flight time
Same time
time difference · heading southwest
See live IAD→LZU fares Phone-only fares on this route — call free
Flight time details
498 miles nonstop takes roughly 1h 33m gate to gate, flying southwest. 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
- IAD — Washington Dulles International Airport · Washington, 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 IAD
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 IAD from LZU?
The flight distance from Washington (IAD) to Lawrenceville (LZU) is 498 miles (802 km, 433 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to LZU?
A nonstop flight takes about 1h 33m 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 IAD to LZU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–LZU that never appear on search engines, with no booking fees.