Find Cheap Flights from Lambert-St Louis to Puerto Rico

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Lambert-St Louis to Puerto Rico

(Round-trip)
Depart: Mon Nov 20 2017 Return: Tue Nov 28 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
STL
12:00a
SJU
12:31p
12h 31m
1 stop
SJU
12:00a
STL
7:11p
19h 11m
1 stop
Depart: Fri Dec 1 2017 Return: Sun Dec 3 2017 Trip spans 3 days
Frontier
Frontier
STL
12:00a
SJU
2:31p
14h 31m
1 stop
SJU
12:00a
STL
10:30p
22h 30m
1 stop
Depart: Sun Jan 14 2018 Return: Tue Jan 16 2018 Trip spans 3 days
Multiple Airlines
Multiple Airlines
STL
12:00a
SJU
7:06a
7h 06m
1 stop
SJU
12:00a
STL
7:35a
7h 35m
1 stop
Depart: Fri Feb 23 2018 Return: Mon Feb 26 2018 Trip spans 4 days
United
United
STL
12:00a
SJU
4:54p
16h 54m
1 stop
SJU
12:00a
STL
7:05p
19h 05m
2 stops
Depart: Thu Mar 15 2018 Return: Wed Mar 21 2018 Trip spans 7 days
Frontier
Frontier
STL
12:00a
SJU
2:27p
14h 27m
1 stop
SJU
12:00a
STL
10:00p
22h 00m
1 stop
Depart: Fri Mar 9 2018 Return: Sat Mar 17 2018 Trip spans 8 days
Frontier
Frontier
STL
12:00a
SJU
2:27p
14h 27m
1 stop
SJU
12:00a
STL
10:00p
22h 00m
1 stop
Depart: Sat Dec 30 2017 Return: Thu Jan 4 2018 Trip spans 6 days
Frontier
Frontier
STL
12:00a
SJU
12:25p
12h 25m
1 stop
SJU
12:00a
STL
7:35a
7h 35m
1 stop
Depart: Tue Oct 31 2017 Return: Wed Nov 1 2017 Trip spans 2 days
$1182
Select
Delta
Delta
STL
12:00a
SJU
6:24a
6h 24m
1 stop
SJU
12:00a
STL
9:09a
9h 09m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

St. Louis
$279
Destination

San Juan
$279