Cheap Flights from St Louis to Puerto Plata

Compare St Louis to Puerto Plata flight deals

Find the cheapest month or even day of the year to fly to Puerto Plata

Book the best Puerto Plata fare with no extra fees

Find the cheapest month to fly from St Louis to Puerto Plata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Puerto Plata flights are currently cheapest in December.

St Louis to Puerto Plata: Alternative routes

Compare routes from St Louis to Puerto Plata below. You may find an airport to fly into that's cheaper, faster, or easier than Puerto Plata.

St Louis to Puerto Plata: Flight information

The things to know before you go.
Cheapest flight foundR 5,883
Cheapest month to flyDecember

Finding cheap flights from St Louis to Puerto Plata: Frequently asked questions

The best price we found for a return flight from St Louis to Puerto Plata is R 16,042. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Puerto Plata. But we found flights with one or more stops from R 16,042.
As of August 2025, there are no flights flying from St Louis to Puerto Plata.
The cheapest month to fly from St Louis to Puerto Plata is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Puerto Plata Airport on Friday, 15 August 2025.
No airlines currently offer direct flights between St Louis Airport and Puerto Plata Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Puerto Plata but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Puerto Plata is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Puerto Plata.

Travelling from Lambert-St. Louis International Airport (STL) to La Union Airport (POP): what you need to know

  • Puerto Plata is one hour ahead of St Louis and is in the UTC-4 timezone.

  • Get to the airport on time so you don't miss your STL to POP flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Be prepared for longer queues during popular months such as July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a wise move.

  • If you'd like to split up your journey, simply deselect 'Direct flights only' when searching for your ticket from Lambert-St. Louis International Airport to La Union Airport. These are the most popular stopovers between STL and POP:

    • Hartsfield-Jackson Atlanta International Airport

    • Charlotte Douglas International Airport

    • Miami International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to La Union Airport (POP)

  • R 5,883 is the lowest price for a one-way Lambert-St. Louis International Airport to La Union Airport flight. A return flight starts from R 16,042. These fares may change depending on availability and demand.

  • Don't wait until the last moment. You're more likely to find cheap tickets from STL to POP if you book in advance. Airlines often offer some great early bird rates.

  • The 'Whole month' tool shows you the cheapest flights from Lambert-St. Louis International Airport to La Union Airport across the month. It's a great way to snap up a bargain if your plans are flexible.

  • Finding cheap flights from STL to POP couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when fares go down.

  • Lock in the perfect flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Lambert-St. Louis International Airport to La Union Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about Lambert-St. Louis International Airport (STL)

  • STL is located at 10701 Lambert International Blvd..

  • When it comes to the on-time performance of Lambert-St. Louis International Airport, 78.04% of flights meet their scheduled arrival time.

  • To get to Lambert-St. Louis International Airport from central St Louis, it'll take around 20 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 26 kilometres from the airport to the city centre.

  • Planning to take public transport? Expect a journey time of around 35 minutes.

  • Taking an early flight from Lambert-St. Louis International Airport to La Union Airport? Avoid the last-minute rush to the terminal (and sneak in some extra precious sleep) by picking one of these hotels close to STL:

Arriving at La Union Airport (POP)

Getting from La Union Airport (POP) to central Puerto Plata

  • From La Union Airport, Puerto Plata is approximately 19 kilometres away. It takes around 30 minutes to reach the centre by car.

When to fly to La Union Airport (POP)

  • March is the most popular month for flights from Lambert-St. Louis International Airport to La Union Airport. To avoid the crowds, head to Puerto Plata in May.

  • Before locking in your flight from Lambert-St. Louis International Airport to La Union Airport, think about the kind of weather you enjoy. August is the warmest month in Puerto Plata, with temperatures ranging from 23ºC (73ºF) to 31ºC (88ºF).

  • Look for cheap tickets from STL to POP in February if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 19ºC (66ºF) and 27ºC (81ºF) on average.

Explore more of Dominican Republic

  • Santo Domingo is just one of the many places in Dominican Republic waiting to be discovered after you've experienced Puerto Plata. Around 161 kilometres away to the south-east, top sights here include Alcazar de Colon, National Pantheon (Pantheon Nacional) and National Palace.

  • Around 177 kilometres south-east of Puerto Plata, Santo Domingo Este is another favourite stop in Dominican Republic. No visit is complete without checking out Museo Las Tres Aves, billeteros Park and Abuela Mota Final Resting Place.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.