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  4. St Louis, MO - San Juan

Cheap Flights from St Louis, MO (STL) to San Juan (SJU)

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Discover the cheapest flights from St Louis, MO to San Juan
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Fri, May 8 - Mon, May 11
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
184$
174$
Prime price per passenger
Sun, May 17 - Sat, May 23
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
220$
211$
Prime price per passenger
Wed, Jun 24 - Tue, Jun 30
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
234$
223$
Prime price per passenger
Fri, May 29 - Tue, Jun 9
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
242$
235$
Prime price per passenger
Tue, Jul 7 - Sat, Jul 11
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
255$
246$
Prime price per passenger
Sat, Jun 13 - Sat, Jun 20
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
Frontier Airlines
Frontier Airlines1 stop
SJU - STL
257$
248$
Prime price per passenger
Sat, May 16
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
87$
85$
Prime price per passenger
Sat, Jun 6
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
115$
107$
Prime price per passenger
Wed, Jun 24
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
117$
114$
Prime price per passenger
Tue, Jul 7
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
117$
114$
Prime price per passenger
Sat, Jun 20
Frontier Airlines
Frontier Airlines1 stop
STL - SJU
137$
128$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from St Louis, MO to San Juan

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the beginning of May. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
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week: May 4 - May 10
Flights from just $158
$211
$158
$206
$277
$255
$257
$256
$264
$271
$263
$256
$256
AprilMayJuneJuly
Flying Time5 h and 27 mWhen flying from St Louis, MO to San Juan, this can take around 5 h and 27 m in flying time, however this flight duration can vary due to other factors
Cheapest flight$85The best price for flights from St Louis, MO to San Juan offered by eDreams, which have been found by our customers in the last 3 days
Origin airportSt. Louis Lambert International AirportWhen flying from St Louis, MO to San Juan
Destination airportLuis Munoz Marin International AirportFor the route from St Louis, MO to San Juan
Peak seasonMarchMarch is the busiest time to fly from St Louis, MO to San Juan according to search data results from our customers
One-way average Price$319A flight from St Louis, MO to San Juan at eDreams will cost around $319, this being based on prices of the previous 6 months of data
Best time to bookMarchApril is one of the most frequent times to fly to San Juan from St Louis, MO according to real data from our customers
Distance: 2007 miles
St Louis, MO airports
Lambert-St Louis Internatl (STL)How far from city center: 12 miles
San Juan airports
Luis Munoz Marin International (SJU)How far from city center: 7 miles

Are you planning to travel to San Juan for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from St Louis, MO. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to San Juan and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from St Louis, MO to San Juan

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to Puerto Rico. At eDreams have you covered!
On average, how much is the price of a flight from St Louis, MO to San Juan?
When you fly from St Louis, MO to San Juan the average price is $319. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
For flights from St Louis, MO to San Juan, how can I find the cheapest price?
The cheapest price for a flight from St Louis, MO to San Juan is $85. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When booking, when is the best time to get the best prices for flights from St Louis, MO to San Juan?
The most popular months to book a trip from St Louis, MO to San Juan are June, December and October, based on the searches of our customers.
When is the best time to travel from St Louis, MO to San Juan?
The best time of the year to visit San Juan depends on lots of personal preferences, especially the price. Regarding popularity, December is the best month to fly to San Juan from St Louis, MO in terms of searches from our customers, followed by May and January. If you prefer to avoid the busy season and get away from the crowds April, November and July are the months with fewer searches for St Louis, MO - San Juan.
How long does the flight from St Louis, MO to San Juan take?
Flight length from St Louis, MO to San Juan is around 5 h and 27 m on average, at an average distance of 2,007.17 mi, for flights for the route (which may have 1 or more stops in other cities in between).

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