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 14 days ago
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

6 round-trip options

Returning
Wed, Dec 23, 2026•5 Day Trip
$1,195 USD
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Returning
Fri, Dec 25, 2026•7 Day Trip
$1,360 USD
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Returning
Sun, Dec 27, 2026•9 Day Trip
$1,290 USD
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Returning
Mon, Dec 28, 2026•10 Day Trip
$1,135 USD
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Returning
Tue, Dec 29, 2026•11 Day Trip
$1,025 USD
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Returning
Wed, Dec 30, 2026•12 Day Trip
$839 USD
Google Flights