Buffalo to San Juan (BUF-SJU): nonstop upgrade & award space

JetBlue Airways flies nonstop from Buffalo (BUF) to San Juan (SJU) just once a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks award seats on JetBlue Airways across every BUF to SJU date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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1
Nonstop flights a week
1,849 mi
Nonstop distance
Free
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Buffalo to San Juan flight schedule

Scheduled nonstop departures for BUF to SJU, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Buffalo (BUF) to San Juan (SJU)
Date Flight Airline Departs BUF Arrives SJU Duration Aircraft
B6 635JetBlue Airways11:0515:464h 41m320
B6 635JetBlue Airways11:0515:464h 41m320
B6 635JetBlue Airways11:0515:464h 41m320
B6 635JetBlue Airways11:0515:464h 41m320
B6 635JetBlue Airways08:0012:394h 39m320
B6 635JetBlue Airways08:0012:394h 39m320
B6 635JetBlue Airways08:0012:394h 39m320

Showing all 7 scheduled BUF to SJU departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every BUF to SJU date on the interactive map

Award seats on BUF to SJU departures

2LNR tracks award seats on JetBlue Airways, date by date. Open the calendar for Buffalo to San Juan to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each BUF to SJU departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See BUF to SJU on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Buffalo to San Juan nonstop

Carriers operating BUF to SJU nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See BUF to SJU on the interactive map →

Frequently asked questions about BUF to SJU

How far is San Juan from Buffalo?
BUF to SJU covers about 1,849 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from BUF to SJU?
JetBlue Airways is currently the only airline flying BUF to SJU nonstop. 2LNR tracks award seats on JetBlue Airways.
How often does BUF to SJU operate?
The nonstop currently runs once a week, on JetBlue Airways. Thin schedules like this change by season, and an alert will catch anything added.
What time do flights from BUF to SJU depart?
Scheduled BUF to SJU nonstops in the next 7 days with service leave between 08:00 and 11:05, local time at Buffalo. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on BUF to SJU?
Open the BUF to SJU route on the interactive map or the matrix to see award seats by date on JetBlue Airways, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss BUF to SJU upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free