SJU to STL from $746 in business

AAAmerican Airlines

DLDelta Air Lines

UAUnited Airlines

WNSouthwest Airlines

Round Trip•Business Class

SJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico

STL

Lambert-Saint Louis International Airport

St. Louis, United States

$1,005 USD

-26%$746 USD

Verified 13 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$925 1$834 2$834 3$859 4$859 5$859 6$834 7$965 8$834 9$769 10$834 11$834 12$746 13$834 14$925 15$746 16$834 17$834 18$834 19$746 20$834 21$834 22$834 23$769 24$834 25$834 26$834 27$936 28$834 29$834 30$834 1$834 2$834 3$834 4$834

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

7 round-trip options

Returning

Fri, Sep 25, 2026•7 Day Trip

$906 USD

Google Flights

Returning

Sat, Sep 26, 2026•8 Day Trip

$834 USD

Google Flights

Returning

Sun, Sep 27, 2026•9 Day Trip

$906 USD

Google Flights

Returning

Mon, Sep 28, 2026•10 Day Trip

$834 USD

Google Flights

Returning

Wed, Sep 30, 2026•12 Day Trip

$839 USD

Google Flights

Returning

Thu, Oct 1, 2026•13 Day Trip

$925 USD

Google Flights

Returning

Fri, Oct 2, 2026•14 Day Trip

$965 USD

Google Flights

San Juan (SJU) to St. Louis (STL) flight deal in business from $746

Luis Muñoz Marín International Airport

Lambert-Saint Louis International Airport

September 2026

Friday, September 18th, 2026