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Direct flights from Saint Louis to San Juan

Airlines Schedules

STL - SJU route map All flights from STL to SJU non-stop. There are direct flights from Saint Louis Airport (STL), Missouri, USA to Luis Munoz Marin International (SJU), Puerto Rico with Southwest Airlines. 1 weekly departure are currently scheduled on this route. Departure times range from 08:55 to 12:05 depending on the schedule period. The flight distance is 2036 miles (3276 km). Flight time ranges from 4 hours and 20 minutes to 4 hours and 25 minutes.

STL
Saint Louis Airport
USASaint Louis , USA
SJU
Luis Munoz Marin
Puerto RicoSan Juan , Puerto Rico
STL
Saint Louis Airport
USASaint Louis , USA
Luis Munoz Marin
Puerto RicoSan Juan , Puerto Rico
SJU
Flight time 4h 20min to 4h 25min
Updated Jul 13, 2026
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Airlines with non-stop routes:

Southwest Airlines Low-cost carrier

Departure times vary between 08:55 and 12:05 • From Terminal 2
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1 flight/week
1 flight/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
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Flight 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.

 
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The timetable & schedule information was updated at

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Saint Louis to San Juan scheduled departures

Select a date to see every published non-stop departure between STL and SJU.

Monday
Mon
Aug 10
0 flights(0)
Tuesday
Tue
Aug 11
0 flights(0)
Wednesday
Wed
Aug 12
0 flights(0)
Thursday
Thu
Aug 13
0 flights(0)
Friday
Fri
Aug 14
0 flights(0)
Saturday
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Aug 15
0 flights(0)
Sunday
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Aug 16
0 flights(0)
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STL-SJU flight route
Route map from Saint Louis, STL to San Juan, SJU. The distance is 2036 miles or 3276 km.
Saint Louis - San Juan direct flight map
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STL - SJU route facts

  • Distance
    2036 miles (3276 km)
  • Flight time
    4 hours and 20 minutes to 4 hours and 25 minutes
  • Airline
    Southwest Southwest
  • Airline alliances
    Low-cost carrier
  • Cabins
    Economy
  • Departure terminals
    Terminal 2
  • Arrival terminals
    Terminal B
  • Aircraft
    Boeing 737MAX 8 Passenger and Boeing 737-800 (winglets) Passenger/BBJ2

Route FAQ

Southwest Airlines operates non-stop flights from STL to SJU with 1 weekly departure.

Scheduled flight time from STL to SJU ranges from 4 hours and 20 minutes to 4 hours and 25 minutes. The route covers 2036 miles (3276 km).

1 weekly departure are currently scheduled on this route, with published departure times ranging from 08:55 to 12:05 depending on the schedule period.

Departure terminal: Terminal 2. Arrival terminal: Terminal B.

Economy are currently scheduled on non-stop flights for this route.
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