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Cheap flights from St. Louis to Puerto Plata from $578

This is the cheapest round-trip 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 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
7:03 am - 3:42 pmSTL-POP
6h 39m1 stop
American Airlines Logo
4:42 pm - 11:59 pmPOP-STL
9h 17m1 stop
$578American Airlines
Find Deal
Tue, Jan 6 - Thu, Feb 5
American Airlines Logo
3:54 pm - 1:23 pmSTL-POP
19h 29m2 stops
American Airlines Logo
3:32 pm - 9:24 amPOP-STL
19h 52m2 stops
$582American Airlines
Find Deal
Tue, Jan 6 - Thu, Feb 5
Delta Logo
6:00 am - 3:53 pmSTL-POP
7h 53m1 stop
Delta Logo
4:55 pm - 11:38 pmPOP-STL
8h 43m1 stop
$608Delta
Find Deal
Sun, Feb 1 - Sun, Feb 15
American Airlines Logo
5:59 pm - 3:42 pmSTL-POP
19h 43m2 stops
American Airlines Logo
4:38 pm - 8:52 amPOP-STL
18h 14m2 stops
$617American Airlines
Find Deal
Sun, Feb 1 - Sun, Feb 15
American Airlines Logo
10:17 am - 2:32 pmSTL-POP
26h 15m1 stop
American Airlines Logo
4:38 pm - 8:52 amPOP-STL
18h 14m2 stops
$627American Airlines
Find Deal
Sun, Feb 1 - Sun, Feb 15
Delta Logo
7:05 am - 3:56 pmSTL-POP
6h 51m1 stop
Delta Logo
5:11 pm - 11:42 pmPOP-STL
8h 31m1 stop
$658Delta
Find Deal
Sun, Nov 30 - Fri, Dec 5
American Airlines Logo
5:15 am - 3:41 pmSTL-POP
8h 26m1 stop
American Airlines Logo
4:38 pm - 8:08 amPOP-STL
17h 30m2 stops
$662American Airlines
Find Deal
Sun, Nov 30 - Fri, Dec 5
Delta Logo
6:00 am - 3:56 pmSTL-POP
7h 56m1 stop
Delta Logo
5:11 pm - 9:57 pmPOP-STL
6h 46m1 stop
$688Delta
Find Deal
Mon, Dec 8 - Sat, Dec 13
American Airlines Logo
5:10 pm - 2:15 pmSTL-POP
20h 05m2 stops
American Airlines Logo
3:40 pm - 9:35 pmPOP-STL
6h 55m1 stop
$692American Airlines
Find Deal
Mon, Apr 6 - Thu, Apr 9
American Airlines Logo
5:30 am - 2:15 pmSTL-POP
7h 45m2 stops
American Airlines Logo
3:40 pm - 9:59 amPOP-STL
19h 19m2 stops
$742American Airlines
Find Deal
Sun, Apr 5 - Thu, Apr 9

American Airlines flights from St. Louis to Puerto Plata

Our best American Airlines deals on St. Louis to Puerto Plata flight tickets
American Airlines
Jan 6
STL7:03 amLambert-St Louis
6h 39m
1 stop
POP3:42 pmPuerto Plata La Union
Feb 5
POP4:42 pmPuerto Plata La Union
9h 17m
1 stop
STL11:59 pmLambert-St Louis
$578
Find similar
American Airlines
Jan 6
STL3:54 pmLambert-St Louis
19h 29m
2 stops
POP1:23 pmPuerto Plata La Union
Feb 5
POP3:32 pmPuerto Plata La Union
19h 52m
2 stops
STL9:24 amLambert-St Louis
$582
Find similar
American Airlines
Feb 1
STL5:59 pmLambert-St Louis
19h 43m
2 stops
POP3:42 pmPuerto Plata La Union
Feb 15
POP4:38 pmPuerto Plata La Union
18h 14m
2 stops
STL8:52 amLambert-St Louis
$617
Find similar

Delta flights from St. Louis to Puerto Plata

Our best Delta deals on St. Louis to Puerto Plata flight tickets
Delta
Feb 1
STL6:00 amLambert-St Louis
7h 53m
1 stop
POP3:53 pmPuerto Plata La Union
Feb 15
POP4:55 pmPuerto Plata La Union
8h 43m
1 stop
STL11:38 pmLambert-St Louis
$608
Find similar
Delta
Nov 30
STL7:05 amLambert-St Louis
6h 51m
1 stop
POP3:56 pmPuerto Plata La Union
Dec 5
POP5:11 pmPuerto Plata La Union
8h 31m
1 stop
STL11:42 pmLambert-St Louis
$658
Find similar
Delta
Dec 8
STL6:00 amLambert-St Louis
7h 56m
1 stop
POP3:56 pmPuerto Plata La Union
Dec 13
POP5:11 pmPuerto Plata La Union
6h 46m
1 stop
STL9:57 pmLambert-St Louis
$688
Find similar

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 November 3, 2025.
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

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 1/6

7:03 am-3:42 pm

1 stop6h 39m

Puerto Plata La Union

Thu 2/5

4:42 pm-11:59 pm

1 stop9h 17m

$578

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Tue 1/6

3:54 pm-1:23 pm

2 stops19h 29m

Puerto Plata La Union

Thu 2/5

3:32 pm-9:24 am

2 stops19h 52m

$582

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 2/1

6:00 am-3:53 pm

1 stop7h 53m

Puerto Plata La Union

Sun 2/15

4:55 pm-11:38 pm

1 stop8h 43m

$608

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 2/1

5:59 pm-3:42 pm

2 stops19h 43m

Puerto Plata La Union

Sun 2/15

4:38 pm-8:52 am

2 stops18h 14m

$617

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 2/1

10:17 am-2:32 pm

1 stop26h 15m

Puerto Plata La Union

Sun 2/15

4:38 pm-8:52 am

2 stops18h 14m

$627

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 11/30

7:05 am-3:56 pm

1 stop6h 51m

Puerto Plata La Union

Fri 12/5

5:11 pm-11:42 pm

1 stop8h 31m

$658

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 11/30

5:15 am-3:41 pm

1 stop8h 26m

Puerto Plata La Union

Fri 12/5

4:38 pm-8:08 am

2 stops17h 30m

$662

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Mon 12/8

6:00 am-3:56 pm

1 stop7h 56m

Puerto Plata La Union

Sat 12/13

5:11 pm-9:57 pm

1 stop6h 46m

$688

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Mon 4/6

5:10 pm-2:15 pm

2 stops20h 05m

Puerto Plata La Union

Thu 4/9

3:40 pm-9:35 pm

1 stop6h 55m

$692

St. LouisPuerto Plata

STL - POP

STLPOP

Lambert-St Louis

Sun 4/5

5:30 am-2:15 pm

2 stops7h 45m

Puerto Plata La Union

Thu 4/9

3:40 pm-9:59 am

2 stops19h 19m

$742

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

What is the cheapest month to fly to Puerto Plata?

In general, November is the cheapest month to fly from St. Louis to Puerto Plata. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $539. If you’re not able to fly to Puerto Plata in November, then January is your next best option. Flight prices from St. Louis to Puerto Plata during January average around $620.

What is the cheapest day to depart on your flight to Puerto Plata?

According to our data, Wednesday is the cheapest day to fly to Puerto Plata from St. Louis. The lowest ticket price found for a Wednesday departure recently was $605. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Puerto Plata is Sunday, with ticket prices averaging around $780.

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

You could potentially save up to 19% 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

Direct flights

None
There are no direct flights from St. Louis to Puerto Plata. There are no popular flight routes from St. Louis to Puerto Plata.
Search flight deals

  • 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 $524Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $584Free CancellationRating
7.2
11,038 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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