SJU to STL from $388 in business – flightdeals.net

Home Premium Fare Deals About

American Airlines

AAAmerican Airlines

Delta Air Lines

DLDelta Air Lines

United Airlines

UAUnited Airlines

Southwest Airlines

WNSouthwest Airlines

One Way•Business Class

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

Lambert-Saint Louis International Airport

St. Louis, United States

$486 USD

-20%$388 USD

Verified about 5 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$431 1$388 2$388 3$456 4$456 5$388 6$431 7$431 8$431 9$388 10$431 11$431 12$388 13$437 14$498 15$388 16$388 17$431 18$431 19$388 20$388 21$437 22$431 23$388 24$431 25$431 26$388 27$410 28$437 29$388 30$388 1$431 2$431 3$388 4$388

Limited Availability

14% of dates checked are available within 10% of the lowest price

Monday, September 14th, 2026

Outbound Flights

·

→

·

→

·

→