Cheapest month: December 2026, tickets from $107. Prices come from searches over the last few days; check the search for your exact date.
The most expensive month is January 2027: from $222. The average across months is $158.
Buffalo to San Juan flight schedule
3 flights a week, 6 seasonal or one-off. Departure and arrival times are local.
FlightDepartsArrivesDurationDaysAircraft
B6 635
jetBlue
07:45Buffalo Niagara International
13:35Luis Munoz Marin International, terminal A
4h 50m
Mon, Fri, Sat
Airbus A320
Seasonal and one-off flights
Not operating in the next two weeks. The first of them is on 28 November.
FlightDepartsArrivesDurationDaysAircraft
B6 635
jetBlue
07:35Buffalo Niagara International
13:25Luis Munoz Marin International, terminal A
4h 50m
Seasonal
Airbus A320
B6 635
jetBlue
09:05Buffalo Niagara International
14:58Luis Munoz Marin International, terminal A
4h 53m
Seasonal
Airbus A320
B6 635
jetBlue
07:00Buffalo Niagara International
12:48Luis Munoz Marin International, terminal A
4h 48m
Seasonal
Airbus A320
B6 635
jetBlue
08:45Buffalo Niagara International
14:15Luis Munoz Marin International, terminal A
4h 30m
Seasonal
Airbus A320
B6 635
jetBlue
07:20Buffalo Niagara International
12:14Luis Munoz Marin International, terminal A
3h 54m
Seasonal
Airbus A320
B6 635
jetBlue
07:16Buffalo Niagara International
11:11Luis Munoz Marin International, terminal A
3h 55m
Seasonal
Airbus A320
Days of the week are taken from the schedule for the next 14 days; schedules change by season. San Juan is 1 hour ahead of Buffalo. The search shows seat availability and the price for your date.
Airlines flying Buffalo to San Juan
Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches