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BUF to SDM: distance & flight time
Buffalo (Buffalo Niagara International Airport) → San Diego (Brown Field Municipal Airport)
2,187 mi
3,520 km · 1,900 nm
4h 45m
estimated nonstop flight time
-3h
time difference · heading west
See live BUF→SDM fares Phone-only fares on this route — call free
Flight time details
2,187 miles nonstop takes roughly 4h 45m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- BUF — Buffalo Niagara International Airport · Buffalo, United States
- SDM — Brown Field Municipal Airport · San Diego, 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 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
Near SDM
Frequently asked questions
How far is BUF from SDM?
The flight distance from Buffalo (BUF) to San Diego (SDM) is 2,187 miles (3,520 km, 1,900 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BUF to SDM?
A nonstop flight takes about 4h 45m 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 Buffalo and San Diego?
San Diego is 3 hours behind Buffalo.
What is the cheapest way to fly from BUF to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BUF–SDM that never appear on search engines, with no booking fees.