Direct flights from Buffalo to San Juan INTL
4 nonstop flights a week on 1 airline. Zero layovers — one hop from BUF to SJU.
Flight time: about 3h54m nonstop
Which days does it fly?
When does it fly?
Departure times in Buffalo local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| JetBlue JBU635 | 6:05a | 4h2m | Mon |
| JetBlue JBU635 | 7:10a | 3h54m | Fri–Sat |
| JetBlue JBU635 | 7:15a | 3h50m | Wed |
The route
One hop: BUF → SJUDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Buffalo (BUF) to San Juan (SJU)
Buffalo Niagara International Airport (BUF) has 4 nonstop flights a week to San Juan (SJU), operated by JetBlue. No layovers, no connections — one hop out of BUF and you're there.
This route flies on Monday, Wednesday, Friday and Saturday — check the schedule grid above before you pick a travel day. San Juan is an international destination — don't forget your passport. Route data updated July 2026 from observed departures.
Route data updated July 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Buffalo to San Juan?
The nonstop flight from Buffalo (BUF) to San Juan (SJU) takes about 3h54m in the air, based on recently observed nonstop departures.
How long does it take to drive from Buffalo to San Juan?
There's no driving from Buffalo to San Juan — there's an ocean in the way, so flying is the only way to do it. Bunnies don't like to swim. 🐇