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Cheap flights from St. Louis to Puerto Plata from $373

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Puerto Plata departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from St. Louis to Puerto Plata

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:02 pm - 2:44 pm
STL
-
POP
17h 42m
2 stops
American Airlines Logo
1:26 pm - 11:33 pm
POP
-
STL
11h 07m
2 stops
$715American Airlines
Sat, Jun 27 - Sat, Jul 4
American Airlines Logo
8:02 pm - 2:44 pm
STL
-
POP
17h 42m
2 stops
American Airlines Logo
1:26 pm - 10:53 pm
POP
-
STL
10h 27m
1 stop
$725American Airlines
Sat, Jun 27 - Sat, Jul 4
American Airlines Logo
6:24 pm - 2:44 pm
STL
-
POP
19h 20m
1 stop
American Airlines Logo
1:26 pm - 10:53 pm
POP
-
STL
10h 27m
1 stop
$736American Airlines
Sat, Jun 27 - Sat, Jul 4
American Airlines Logo
5:24 am - 2:37 pm
STL
-
POP
8h 13m
1 stop
American Airlines Logo
1:26 pm - 10:58 pm
POP
-
STL
10h 32m
1 stop
$750American Airlines
Tue, May 12 - Fri, May 22
American Airlines Logo
5:53 pm - 2:37 pm
STL
-
POP
19h 44m
2 stops
American Airlines Logo
1:26 pm - 10:58 pm
POP
-
STL
10h 32m
1 stop
$755American Airlines
Tue, May 12 - Fri, May 22
American Airlines Logo
5:24 am - 2:37 pm
STL
-
POP
8h 13m
1 stop
American Airlines Logo
3:37 pm - 10:24 pm
POP
-
STL
7h 47m
1 stop
$790American Airlines
Thu, May 7 - Thu, May 14
American Airlines Logo
6:54 pm - 2:37 pm
STL
-
POP
18h 43m
2 stops
American Airlines Logo
3:37 pm - 8:27 am
POP
-
STL
17h 50m
2 stops
$795American Airlines
Thu, May 7 - Thu, May 14
American Airlines Logo
8:03 pm - 2:37 pm
STL
-
POP
17h 34m
2 stops
American Airlines Logo
1:26 pm - 11:54 pm
POP
-
STL
11h 28m
2 stops
$800American Airlines
Tue, May 12 - Sun, May 24
American Airlines Logo
5:24 am - 2:37 pm
STL
-
POP
8h 13m
1 stop
American Airlines Logo
3:44 pm - 8:32 am
POP
-
STL
17h 48m
2 stops
$805American Airlines
Tue, May 12 - Tue, May 26
American Airlines Logo
5:24 am - 2:30 pm
STL
-
POP
8h 06m
1 stop
American Airlines Logo
3:30 pm - 10:24 pm
POP
-
STL
7h 54m
1 stop
$814American Airlines
Tue, Apr 21 - Thu, Apr 30

American Airlines flights from St. Louis to Puerto Plata

Our best American Airlines deals on St. Louis to Puerto Plata flight tickets
American Airlines
Jun 27
STL8:02 pmLambert-St Louis
17h 42m
2 stops
POP2:44 pmPuerto Plata La Union
Jul 4
POP1:26 pmPuerto Plata La Union
11h 07m
2 stops
STL11:33 pmLambert-St Louis
$715
American Airlines
Jun 27
STL8:02 pmLambert-St Louis
17h 42m
2 stops
POP2:44 pmPuerto Plata La Union
Jul 4
POP1:26 pmPuerto Plata La Union
10h 27m
1 stop
STL10:53 pmLambert-St Louis
$725
American Airlines
Jun 27
STL6:24 pmLambert-St Louis
19h 20m
1 stop
POP2:44 pmPuerto Plata La Union
Jul 4
POP1:26 pmPuerto Plata La Union
10h 27m
1 stop
STL10:53 pmLambert-St Louis
$736

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Puerto Plata that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from St. Louis to Puerto Plata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sat 6/27

8:02 pm-2:44 pm

2 stops17h 42m

Puerto Plata La Union

Sat 7/4

1:26 pm-11:33 pm

2 stops11h 07m

$715

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sat 6/27

8:02 pm-2:44 pm

2 stops17h 42m

Puerto Plata La Union

Sat 7/4

1:26 pm-10:53 pm

1 stop10h 27m

$725

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sat 6/27

6:24 pm-2:44 pm

1 stop19h 20m

Puerto Plata La Union

Sat 7/4

1:26 pm-10:53 pm

1 stop10h 27m

$736

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 5/12

5:24 am-2:37 pm

1 stop8h 13m

Puerto Plata La Union

Fri 5/22

1:26 pm-10:58 pm

1 stop10h 32m

$750

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 5/12

5:53 pm-2:37 pm

2 stops19h 44m

Puerto Plata La Union

Fri 5/22

1:26 pm-10:58 pm

1 stop10h 32m

$755
Quickest round-trip

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Thu 5/7

5:24 am-2:37 pm

1 stop8h 13m

Puerto Plata La Union

Thu 5/14

3:37 pm-10:24 pm

1 stop7h 47m

$790

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Thu 5/7

6:54 pm-2:37 pm

2 stops18h 43m

Puerto Plata La Union

Thu 5/14

3:37 pm-8:27 am

2 stops17h 50m

$795

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 5/12

8:03 pm-2:37 pm

2 stops17h 34m

Puerto Plata La Union

Sun 5/24

1:26 pm-11:54 pm

2 stops11h 28m

$800

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 5/12

5:24 am-2:37 pm

1 stop8h 13m

Puerto Plata La Union

Tue 5/26

3:44 pm-8:32 am

2 stops17h 48m

$805

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 4/21

5:24 am-2:30 pm

1 stop8h 06m

Puerto Plata La Union

Thu 4/30

3:30 pm-10:24 pm

1 stop7h 54m

$814

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Puerto Plata from

How to get the cheapest flight ticket from St. Louis to Puerto Plata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on St. Louis to Puerto Plata flights?

You could potentially save up to 34% on your flight if you consider stops on a St. Louis to Puerto Plata flight.

Cheap St. Louis to Puerto Plata flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Puerto Plata

Fastest flight time

8h 13m

Direct flights

None
The fastest flight from St. Louis to Puerto Plata takes 8h 13m
There are no direct flights from St. Louis to Puerto Plata. There are no popular flight routes from St. Louis to Puerto Plata.
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Frequently asked questions about flying from St. Louis to Puerto Plata

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Puerto Plata?

    Prices for flights from Lambert-St Louis Airport to Puerto Plata are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Puerto Plata?

  • How old do you have to be to fly from Lambert-St Louis Airport to Puerto Plata?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Puerto Plata.

  • What documentation or ID do you need to fly to Puerto Plata?

    The travel and health documents required for your trip to Puerto Plata can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Plata. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Puerto Plata

Compare and see reviews for airlines that fly from St. Louis to Puerto Plata with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $539Free CancellationRating
7.9
8,399 reviews
Search Delta flights
American AirlinesPriceFrom $616Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Puerto Plata?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Puerto Plata. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Puerto Plata with flexible booking policies on momondo?

Yes. All flights to Puerto Plata from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Puerto Plata?

Once all potential St. Louis to Puerto Plata flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Puerto Plata right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Plata from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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