$69 Cheap flights from Lambert-St. Louis Intl. to Luis Munoz Marin Intl. (STL to SJU)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Luis Munoz Marin Intl.

Amazing STL to SJU Flight Deals

The cheapest flights to Luis Munoz Marin Intl. found within the past 7 days were $144 round trip and $69 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Dec 10 - Wed, Dec 18
STL
St. Louis
SJU
San Juan
$144 Roundtrip, found 17 hours ago
$144
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Dec 10 from St. Louis to San Juan, returning Wed, Dec 18, priced at $144 found 17 hours ago
Sat, Jan 18 - Wed, Jan 22
STL
St. Louis
SJU
San Juan
$150 Roundtrip, found 23 hours ago
$150
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Sat, Jan 18 from St. Louis to San Juan, returning Wed, Jan 22, priced at $150 found 23 hours ago
Tue, Dec 10 - Thu, Dec 19
STL
St. Louis
SJU
San Juan
$164 Roundtrip, found 17 hours ago
$164
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Dec 10 from St. Louis to San Juan, returning Thu, Dec 19, priced at $164 found 17 hours ago
Mon, Jan 13 - Thu, Jan 23
STL
St. Louis
SJU
San Juan
$165 Roundtrip, found 23 hours ago
$165
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Mon, Jan 13 from St. Louis to San Juan, returning Thu, Jan 23, priced at $165 found 23 hours ago
Tue, Dec 10 - Mon, Dec 23
STL
St. Louis
SJU
San Juan
$171 Roundtrip, found 17 hours ago
$171
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Dec 10 from St. Louis to San Juan, returning Mon, Dec 23, priced at $171 found 17 hours ago
Sat, Feb 8 - Sun, Feb 9
STL
St. Louis
SJU
San Juan
$173 Roundtrip, found 3 days ago
$173
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Feb 8 from St. Louis to San Juan, returning Sun, Feb 9, priced at $173 found 3 days ago
Mon, Jan 13 - Tue, Jan 28
STL
St. Louis
SJU
San Juan
$178 Roundtrip, found 4 hours ago
$178
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Jan 13 from St. Louis to San Juan, returning Tue, Jan 28, priced at $178 found 4 hours ago
Tue, Dec 10 - Fri, Dec 20
STL
St. Louis
SJU
San Juan
$184 Roundtrip, found 17 hours ago
$184
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Tue, Dec 10 from St. Louis to San Juan, returning Fri, Dec 20, priced at $184 found 17 hours ago
Mon, Jan 13 - Mon, Jan 27
STL
St. Louis
SJU
San Juan
$185 Roundtrip, found 4 hours ago
$185
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Jan 13 from St. Louis to San Juan, returning Mon, Jan 27, priced at $185 found 4 hours ago
Sat, Jan 18 - Fri, Jan 24
STL
St. Louis
SJU
San Juan
$192 Roundtrip, found 23 hours ago
$192
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Sat, Jan 18 from St. Louis to San Juan, returning Fri, Jan 24, priced at $192 found 23 hours ago

Best Luis Munoz Marin Intl. Flight and Hotel Packages

Luis Munoz Marin Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Numero Uno Beach House

Numero Uno Beach House

3 out of 5
per person
Jan 6 - Jan 10
found 17 hours ago
Roundtrip non-stop flight included
St. Louis (STL) to San Juan (SJU)
Golfside Villas

Golfside Villas

4.5 out of 5
Save 100% on your flight
per person
Jan 13 - Jan 17
found 21 hours ago
Roundtrip non-stop flight included
St. Louis (STL) to San Juan (SJU)
Las Casitas Village at El Conquistador

Las Casitas Village at El Conquistador

3.5 out of 5
Save 100% on your flight
per person
Jan 13 - Jan 17
found 21 hours ago
Roundtrip non-stop flight included
St. Louis (STL) to San Juan (SJU)
WALD HAUS by DW

WALD HAUS by DW

4 out of 5
Save 100% on your flight
per person
Jan 13 - Jan 17
found 21 hours ago
Roundtrip non-stop flight included
St. Louis (STL) to San Juan (SJU)
The Tryst Beachfront Hotel

The Tryst Beachfront Hotel

3.5 out of 5
per person
Dec 25 - Dec 30
found 1 day ago
Roundtrip non-stop flight included
St. Louis (STL) to San Juan (SJU)
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Frequently asked questions

Are there direct flights from Lambert-St. Louis Intl. Airport (STL) to Isla Verde Intl. Airport?
You’ll need to be prepared for a stopover when traveling from Lambert-St. Louis Intl. Airport (STL) to Isla Verde Intl. Airport. You won’t find any direct flights on this route, however American Airlines, United Airlines and Southwest Airlines will get you to Carolina as fast as possible.
How long is the flight from STL to Isla Verde Intl. Airport?
Flights between St. Louis and San Juan take approximately 5 hours and 54 minutes in total. Make the most of that time in the air by reading, napping, checking out the in-flight entertainment or doing all three.
What is the flight distance from STL to Isla Verde Intl. Airport?
With a flight distance of 2,000 mi between St. Louis Lambert International Airport and SJU, you’re going to be in the air for a reasonable length of time. It’s an excellent chance to watch a movie or two, catch up on work or just relax with a novel.
What airlines fly from Lambert Field to SJU?
Unfortunately, there are no airlines offering direct flights between St. Louis Lambert International Airport and Isla Verde Intl. Airport. In the interest of saving yourself some time, book well ahead to find the ideal price and route.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Luis Munoz Marin Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$144

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Luis Munoz Marin International Airport.


Origin:
STL - Lambert-St. Louis International Airport
Destination:
SJU - Luis Munoz Marin International Airport
Distance:
2,061.00 miles


Discover our best flights from St. Louis STL to San Juan SJU. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to San Juan SJU at the right price  

Airfares to San Juan SJU from St. Louis STL currently cost between $144 and $192. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from St. Louis STL to San Juan SJU 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to San Juan SJU on Travelocity starting at $69. Prices and availability subject to change. Additional terms may apply. 

 

Get to San Juan SJU from St. Louis STL quicker with direct flights. 

Get to San Juan faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SJU from STL to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to San Juan SJU

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SJU from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to San Juan SJU today 

If you’re flexible about when you travel, December is usually the cheapest month to fly from St. Louis STL to San Juan SJU. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to San Juan SJU from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SJU from STL have this option.  

 

Travel with confidence when you book flights to San Juan SJU from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.