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

American AirlinesAAAmerican AirlinesDelta Air LinesDLDelta Air LinesUnited AirlinesUAUnited AirlinesSouthwest AirlinesWNSouthwest Airlines
Round Trip•Business Class
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
United StatesSTL

Lambert-Saint Louis International Airport

St. Louis, United States
$1,005 USD
-26%$746 USD
Verified 13 days ago
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Saturday, September 19th, 2026

7 round-trip options

Returning
Sat, Sep 26, 2026•7 Day Trip
$834 USD
Google Flights
Returning
Sun, Sep 27, 2026•8 Day Trip
$906 USD
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Returning
Mon, Sep 28, 2026•9 Day Trip
$834 USD
Google Flights
Returning
Tue, Sep 29, 2026•10 Day Trip
$746 USD
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Returning
Thu, Oct 1, 2026•12 Day Trip
$925 USD
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Returning
Fri, Oct 2, 2026•13 Day Trip
$834 USD
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Returning
Sat, Oct 3, 2026•14 Day Trip
$869 USD
Google Flights