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St. Louis to Saint Lucia flight

Flying From St. Louis to Saint Lucia: What You Need to Know

Cheapest one-way flight price AED 1,109
Cheapest return ticket price AED 2,387
Off-season for travel May
Peak season for travel March

Search Flights From St. Louis to Saint Lucia

Easily compare flights from St. Louis to Saint Lucia and find the cheapest tickets available!

Find the Cheapest Flights to Saint Lucia From St. Louis

Looking for cheap flights from St. Louis to Saint Lucia? Check out prices for the next 90 days, starting at just AED 1,109 for a one-way ticket and AED 2,387 for a round trip.

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

FAQs: Flights From St. Louis to Saint Lucia

  • When is it the cheapest time to fly from St. Louis to Saint Lucia?

    According to our flights calendar over the next 90 days, it seems the cheapest date is on 2025-08-01 for one-way flights.
  • The cheapest airline flying to Saint Lucia from St. Louis is Delta Air Lines serving route from St. Louis to Castries.
  • There are direct flights from St. Louis to Saint Lucia. Castries are all popular destinations in Saint Lucia.