$187 Cheap United flights St. Louis (STL) to San Juan (SJU)

$187 Cheap United flights St. Louis (STL) to San Juan (SJU)

Prices were available within the past 7 days and start at $187 for one-way flights and $534 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Sun, Mar 1

STL

St. Louis

SJU

San Juan

$534 Roundtrip, found 3 days ago

$534

Roundtrip

found 3 days ago

Select United flight, departing Wed, Feb 18 from St. Louis to San Juan, returning Sun, Mar 1, priced at $534 found 3 days ago

Wed, Feb 18 - Sun, Mar 1

STL

St. Louis

SJU

San Juan

$565 Roundtrip, found 3 days ago

$565

Roundtrip

found 3 days ago

Select United flight, departing Wed, Feb 18 from St. Louis to San Juan, returning Sun, Mar 1, priced at $565 found 3 days ago