Direct flights from Saint Louis to San Juan
All flights from STL to SJU non-stop. There are direct flights from Saint Louis Airport, Missouri, USA to Luis Munoz Marin International (SJU), Puerto Rico once a week with Southwest Airlines. The flight distance is 2036 miles and the trip usually takes about 4 hours and 20 minutes.
Airlines with non-stop routes:

Southwest Airlines
Low-cost airlineFlight schedule from Saint Louis to San Juan with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2023-03-20
(888) 506-0230: Unpublished Flight Rates From Saint Louis to San Juan
Saint Louis to San Juan flight departures
Select a date to see all scheduled flight departures between STL to SJU.

STL - SJU information
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Distance2036 miles (3276 km)
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Flight time4 hours and 20 minutes
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Airlines
Southwest
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AlliancesOne WorldSky TeamStar Alliance
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ClassesEconomyBusinessFirst Class
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Southwest AircraftBoeing 737 Passenger
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Departure TerminalTerminal 2 (Southwest)
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Arrival TerminalTerminal B (Southwest)
Unpublished Flight Rates From Saint Louis to San Juan