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LKO to BUF: distance & flight time
Lucknow (Chaudhary Charan Singh International Airport) → Buffalo (Buffalo Niagara International Airport)
7,450 mi
11,989 km · 6,473 nm
15h 4m
estimated nonstop flight time
-9.5h
time difference · heading north
See live LKO→BUF fares Phone-only fares on this route — call free
Flight time details
7,450 miles nonstop takes roughly 15h 4m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- LKO — Chaudhary Charan Singh International Airport · Lucknow, India
- 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 LKO
- KNU · Kanpur Airport39 mi away
- KEP · Nepalgunj Airport104 mi away
- IXD · Allahabad Airport105 mi away
- DNP · Tulsipur Airport127 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 LKO from BUF?
The flight distance from Lucknow (LKO) to Buffalo (BUF) is 7,450 miles (11,989 km, 6,473 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LKO to BUF?
A nonstop flight takes about 15h 4m 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 Lucknow and Buffalo?
Buffalo is 9.5 hours behind Lucknow.
What is the cheapest way to fly from LKO to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LKO–BUF that never appear on search engines, with no booking fees.