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Tips and tricks to help you find cheap flights from Buffalo to San Juan (Puerto Rico)

Favorite airline: United Airlines
100 % of travelers choose to book flights on this route with United Airlines, American Airlines and Delta.
United Airlines
50 %
American Airlines
33 %
Delta
17 %
Favourite connection: via Washington DC and Newark
Flights with a stopover in Washington DC and Newark are the most popular connection for this route.
Route
bookings
2 stopovers Washington DC - Dulles International Airport, DC New York - Newark Liberty International Airport, NJ
20h 00min, from $474
75 %
2 stopovers Washington DC - Ronald Reagan National Airport, VA Miami International Airport, FL
09h 06min, from $337
25 %