Search flights from Saint Louis (STL) to San Juan (SJU)

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Cheapest flights to San Juan

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Saint Louis to San Juan: things to know

The most popular route is from Lambert- St.Louis International Airport in Saint Louis to Luis Munoz Marin International Airport in San Juan. On average this flight takes 7 hours 54 minutes one way and costs US$1,557 for the round trip.

Most popular route
Lambert- St.Louis International Airport (STL) to Luis Munoz Marin International Airport (SJU)
Average flight time
7 hours 54 minutes
Average round-trip price
US$1,557
Fly from Saint Louis to San Juan
5 airlines

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Airlines that fly from Saint Louis to San Juan

Airline options may vary according to recently booked flights and your search terms

  • American Airlines
  • Frontier Airlines
  • Spirit Airlines
  • Southwest Airlines
  • United Airlines

Frequently asked questions

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Flights to Luis Munoz Marin International Airport

Jet into this airport to explore San Juan at your leisure.

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Hotels in San Juan

A popular choice with visitors to Puerto Rico.

Flights from the United States to Puerto Rico

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