STLLambert-Saint Louis International Airport
St. Louis, United States
SJULuis Muñoz Marín International Airport
San Juan, Puerto Rico
$522 USD
-57%$225 USD
Verified Dec 1, 2025 at 5:21 AMDecember 2025
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Rare Availability
5% of dates checked are available within 10% of the lowest price
Tuesday, December 23rd, 2025
10 round-trip options
Returning
Sun, Dec 28, 2025•5 Day Trip
$796 USD
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Mon, Dec 29, 2025•6 Day Trip
$726 USD
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Tue, Dec 30, 2025•7 Day Trip
$787 USD
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Wed, Dec 31, 2025•8 Day Trip
$718 USD
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Thu, Jan 1, 2026•9 Day Trip
$858 USD
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Fri, Jan 2, 2026•10 Day Trip
$1,112 USD
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Sat, Jan 3, 2026•11 Day Trip
$1,247 USD
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Sun, Jan 4, 2026•12 Day Trip
$1,187 USD
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Mon, Jan 5, 2026•13 Day Trip
$923 USD
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Tue, Jan 6, 2026•14 Day Trip
$839 USD