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LAS to BUF: distance & flight time
Las Vegas (McCarran International Airport) → Buffalo (Buffalo Niagara International Airport)
1,982 mi
3,189 km · 1,722 nm
4h 21m
estimated nonstop flight time
+3h
time difference · heading northeast
See live LAS→BUF fares Phone-only fares on this route — call free
Flight time details
1,982 miles nonstop takes roughly 4h 21m 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
- BUF — Buffalo Niagara International Airport · Buffalo, 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 BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is LAS from BUF?
The flight distance from Las Vegas (LAS) to Buffalo (BUF) is 1,982 miles (3,189 km, 1,722 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAS to BUF?
A nonstop flight takes about 4h 21m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from LAS to BUF?
Nonstop service on LAS–BUF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 21m nonstop estimate.
What is the time difference between Las Vegas and Buffalo?
Buffalo is 3 hours ahead of Las Vegas.
What is the cheapest way to fly from LAS to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAS–BUF that never appear on search engines, with no booking fees.
Why are some LAS to BUF fares phone-only?
Consolidator contracts let us sell certain LAS–BUF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.