Need help booking?
Unpublished phone-only deals available
LWS to IAG: distance & flight time
Lewiston (Lewiston Nez Perce County Airport) → Niagara Falls (Niagara Falls International Airport)
1,864 mi
2,999 km · 1,619 nm
4h 7m
estimated nonstop flight time
+3h
time difference · heading east
See live LWS→IAG fares Phone-only fares on this route — call free
Flight time details
1,864 miles nonstop takes roughly 4h 7m gate to gate, flying east. 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
- LWS — Lewiston Nez Perce County Airport · Lewiston, 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 LWS
- PUW · Pullman Moscow Regional Airport26 mi away
- ALW · Walla Walla Regional Airport64 mi away
- GEG · Spokane International Airport89 mi away
- LGD · La Grande/Union County Airport89 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 LWS from IAG?
The flight distance from Lewiston (LWS) to Niagara Falls (IAG) is 1,864 miles (2,999 km, 1,619 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LWS to IAG?
A nonstop flight takes about 4h 7m 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 Lewiston and Niagara Falls?
Niagara Falls is 3 hours ahead of Lewiston.
What is the cheapest way to fly from LWS to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LWS–IAG that never appear on search engines, with no booking fees.