San Juan (SJU) to Buffalo (BUF) flights
One airline flies nonstop from San Juan (SJU) to Buffalo (BUF): JetBlue Airways. The two airports are 1,849 miles (2,975 km) apart. There are also 22 ways to fly it with one stop, through Baltimore, Washington and Dulles and more.
Airlines flying nonstop from SJU to BUF
- JetBlue AirwaysNot in an alliance · bookable with 2 programsWho books it
Book SJU to BUF with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- JetBlue TrueBlueBooks JetBlue Airways
- Singapore Airlines KrisFlyerBooks JetBlue Airways
SJU to BUF with one stop
22 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Baltimore (BWI)Southwest Airlines the whole way
- Via Washington (DCA)JetBlue Airways, then American Airlines
- Via Dulles (IAD)United Airlines the whole way
- Via Philadelphia (PHL)American Airlines the whole way
- Via New York (EWR)United Airlines the whole way
- Via New York (JFK)JetBlue Airways and Delta Air Lines the whole way
- Via New York (LGA)Frontier Airlines, then Delta Air Lines and American Airlines
- Via Raleigh/Durham (RDU)Frontier Airlines the whole way
- Via Charlotte (CLT)American Airlines the whole way
- Via Boston (BOS)JetBlue Airways and Delta Air Lines the whole way
- Via Detroit (DTW)Delta Air Lines the whole way
- Via Orlando (MCO)JetBlue Airways, Frontier Airlines and 1 more the whole way
- Via Fort Lauderdale (FLL)JetBlue Airways and Southwest Airlines the whole way
- Via Miami (MIA)American Airlines the whole way
- Via Atlanta (ATL)Delta Air Lines and Frontier Airlines the whole way
SJU to BUF: common questions
Which airlines fly nonstop from SJU to BUF?
JetBlue Airways flies nonstop from San Juan (SJU) to Buffalo (BUF).
How far is San Juan from Buffalo by plane?
San Juan (SJU) and Buffalo (BUF) are 1,849 miles (2,975 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book SJU to BUF award flights?
2 programs can book at least one of the nonstop airlines: JetBlue TrueBlue and Singapore Airlines KrisFlyer. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does SJU to BUF cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for SJU to BUF with taxes and fees.
Where can I connect between San Juan and Buffalo?
The most direct connections are through Baltimore (BWI), Washington (DCA), Dulles (IAD), Philadelphia (PHL) and New York (EWR). On 20 of them the same airline flies both flights, for example Southwest Airlines through Baltimore.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.