> > >
St. Louis to Puerto Rico flight

Flying From St. Louis to Puerto Rico: What You Need to Know

Cheapest one-way flight price Rp 1,710,350
Cheapest round-trip ticket price Rp 7,985,411
Off-season for travel May
Peak season for travel March
Popular airline Delta Air Lines

Search Flights From St. Louis to Puerto Rico

Easily compare flights from St. Louis to Puerto Rico and find the cheapest tickets available!

Find the Cheapest Flights to Puerto Rico From St. Louis

Looking for cheap flights from St. Louis to Puerto Rico? Check out prices for the next 90 days, starting at just Rp 1,710,351 for a one-way ticket and Rp 4,517,138 for a round trip.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

FAQs: Flights From St. Louis to Puerto Rico

  • When is it the cheapest time to fly from St. Louis to Puerto Rico?

    According to our flights calendar over the next 90 days, it seems the cheapest date is on 2025-05-17 for one-way flights.
  • How long does it take to fly to Puerto Rico from St. Louis?

    Based on our flight data, the average flight time from St. Louis to Puerto Rico is approximately 4 hours 25 minutes based on our most popular routes from St. Louis to San Juan. The time may also vary depending on your destination.
  • What is the cheapest airline that flies to Puerto Rico from St. Louis?

    The cheapest airline flying to Puerto Rico from St. Louis is Frontier Airlines serving route from St. Louis to San Juan.
  • Where can I fly to Puerto Rico from St. Louis?

    There are direct flights from St. Louis to Puerto Rico. San Juan, Aguadilla, and Ponce are all popular destinations in Puerto Rico.