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

American AirlinesAAAmerican AirlinesDelta Air LinesDLDelta Air LinesUnited AirlinesUAUnited AirlinesSouthwest AirlinesWNSouthwest Airlines
Round Trip•Business Class
United StatesSTL

Lambert-Saint Louis International Airport

St. Louis, United States
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$977 USD
-24%$746 USD
Verified 14 days ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Tuesday, December 22nd, 2026

8 round-trip options

Returning
Sun, Dec 27, 2026•5 Day Trip
$1,235 USD
Google Flights
Returning
Mon, Dec 28, 2026•6 Day Trip
$1,125 USD
Google Flights
Returning
Tue, Dec 29, 2026•7 Day Trip
$1,034 USD
Google Flights
Returning
Wed, Dec 30, 2026•8 Day Trip
$1,135 USD
Google Flights
Returning
Fri, Jan 1, 2027•10 Day Trip
$1,315 USD
Google Flights
Returning
Sat, Jan 2, 2027•11 Day Trip
$1,745 USD
Google Flights
Returning
Mon, Jan 4, 2027•13 Day Trip
$1,285 USD
Google Flights
Returning
Tue, Jan 5, 2027•14 Day Trip
$1,210 USD
Google Flights