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LAS to IAG: distance & flight time
Las Vegas (McCarran International Airport) → Niagara Falls (Niagara Falls International Airport)
1,971 mi
3,173 km · 1,713 nm
4h 20m
estimated nonstop flight time
+3h
time difference · heading northeast
See live LAS→IAG fares Phone-only fares on this route — call free
Flight time details
1,971 miles nonstop takes roughly 4h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- LAS — McCarran International Airport · Las Vegas, United States
- IAG — Niagara Falls International Airport · Niagara Falls, 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 LAS
- HSH · Henderson Executive Airport7 mi away
- VGT · North Las Vegas Airport9 mi away
- LSV · Nellis Air Force Base13 mi away
- INS · Creech Air Force Base45 mi away
Near IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is LAS from IAG?
The flight distance from Las Vegas (LAS) to Niagara Falls (IAG) is 1,971 miles (3,173 km, 1,713 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAS to IAG?
A nonstop flight takes about 4h 20m 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 Las Vegas and Niagara Falls?
Niagara Falls is 3 hours ahead of Las Vegas.
What is the cheapest way to fly from LAS to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAS–IAG that never appear on search engines, with no booking fees.