San Juan (SJU) to Buffalo (BUF) cheap flight deal from $225 USD in economy class

WNSouthwest Airlines

Round Trip•Economy

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

BUF

Buffalo Niagara International Airport

Buffalo, United States

$477 USD

-53%$225 USD

Verified Sep 21, 2025 at 3:36 PM

October 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$422 30$318 1$309 2$309 3$333 4$289 5$385 6$385 7$281 8$262 9$281 10$262 11$346 12$385 13$460 14$460 15$281 16$281 17$305 18$385 19$446 20$355 21$281 22$225 23$225 24$225 25$225 26$261 27$305 28$261 29$281 30$225 31$225 1 2

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Wednesday, October 22nd, 2025

10 round-trip options

Returning

Mon, Oct 27, 2025•5 Day Trip

$225 USD

Google Flights

Returning

Tue, Oct 28, 2025•6 Day Trip

$225 USD

Google Flights

Returning

Wed, Oct 29, 2025•7 Day Trip

$225 USD

Google Flights

Returning

Thu, Oct 30, 2025•8 Day Trip

$225 USD

Google Flights

Returning

Fri, Oct 31, 2025•9 Day Trip

$281 USD

Google Flights

Returning

Sat, Nov 1, 2025•10 Day Trip

$366 USD

Google Flights

Returning

Sun, Nov 2, 2025•11 Day Trip

$225 USD

Google Flights

Returning

Mon, Nov 3, 2025•12 Day Trip

$366 USD

Google Flights

Returning

Tue, Nov 4, 2025•13 Day Trip

$281 USD

Google Flights

Returning

Wed, Nov 5, 2025•14 Day Trip

$305 USD

Google Flights