Find Deals on 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
Students
under 26
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: Sun Feb 12 2017 Return: Wed Feb 22 2017 Trip spans 11 days
American Airlines
American Airlines
STL
12:00a
SJU
9:36a
9h 36m
2 stops
SJU
3:10a
STL
4:55p
13h 45m
3 stops
Depart: Sat Dec 31 2016 Return: Tue Jan 24 2017 Trip spans 25 days
United
United
STL
10:40a
SJU
7:00p
8h 20m
1 stop
SJU
1:45a
STL
12:08p
10h 23m
1 stop
Depart: Fri Jan 13 2017 Return: Sun Jan 22 2017 Trip spans 10 days
Major Airline
Major Airline
STL
12:00a
SJU
2:02a
2h 02m
2 stops
SJU
12:00a
STL
6:02a
6h 02m
2 stops
Depart: Tue Apr 18 2017 Return: Thu Apr 20 2017 Trip spans 3 days
Delta
Delta
STL
1:45a
SJU
9:52a
8h 07m
1 stop
SJU
10:14a
STL
5:15p
7h 01m
1 stop
Depart: Wed Dec 7 2016 Return: Thu Dec 8 2016 Trip spans 2 days
American Airlines
American Airlines
STL
11:55a
SJU
6:28p
6h 33m
1 stop
SJU
6:28a
STL
12:58p
6h 30m
1 stop
Depart: Mon Jan 16 2017 Return: Thu Jan 19 2017 Trip spans 4 days
United
United
STL
1:20p
SJU
10:50p
9h 30m
1 stop
SJU
9:05p
STL
10:46a
13h 41m
2 stops
Depart: Tue Dec 13 2016 Return: Sun Dec 18 2016 Trip spans 6 days
Major Airline
Major Airline
STL
1:00a
SJU
3:02a
2h 02m
nonstop
SJU
1:00a
STL
7:02a
6h 02m
nonstop
Depart: Mon Mar 13 2017 Return: Tue Mar 14 2017 Trip spans 2 days
American Airlines
American Airlines
STL
10:07a
SJU
4:40p
6h 33m
1 stop
SJU
4:15a
STL
11:29a
7h 14m
1 stop
Depart: Tue Jan 17 2017 Return: Sat Jan 21 2017 Trip spans 5 days
United
United
STL
8:06a
SJU
6:10p
10h 04m
1 stop
SJU
1:00a
STL
10:46a
9h 46m
1 stop
Depart: Sat Feb 4 2017 Return: Sun Feb 12 2017 Trip spans 9 days
Major Airline
Major Airline
STL
1:00a
SJU
3:02a
2h 02m
nonstop
SJU
1:00a
STL
7:02a
6h 02m
nonstop
Depart: Sun Dec 4 2016 Return: Thu Dec 8 2016 Trip spans 5 days
American Airlines
American Airlines
STL
2:20a
SJU
9:32a
7h 12m
1 stop
SJU
10:45a
STL
6:29p
7h 44m
1 stop
Depart: Fri Jan 20 2017 Return: Sat Jan 28 2017 Trip spans 9 days
United
United
STL
8:40a
SJU
10:50p
14h 10m
2 stops
SJU
1:45a
STL
3:59p
14h 14m
2 stops
Depart: Mon Dec 5 2016 Return: Thu Dec 8 2016 Trip spans 4 days
American Airlines
American Airlines
STL
1:00a
SJU
7:44a
6h 44m
1 stop
SJU
10:45a
STL
6:29p
7h 44m
1 stop
Depart: Thu Jan 26 2017 Return: Sat Jan 28 2017 Trip spans 3 days
United
United
STL
8:06a
SJU
6:10p
10h 04m
1 stop
SJU
10:45p
STL
10:46a
12h 01m
2 stops
Depart: Sat Jan 7 2017 Return: Fri Jan 13 2017 Trip spans 7 days
Major Airline
Major Airline
STL
1:00a
SJU
3:02a
2h 02m
2 stops
SJU
1:00a
STL
7:02a
6h 02m
2 stops
Depart: Mon Apr 17 2017 Return: Thu Apr 20 2017 Trip spans 4 days
Delta
Delta
STL
1:45a
SJU
8:17a
6h 32m
1 stop
SJU
3:25a
STL
11:32a
8h 07m
1 stop
Depart: Tue Dec 6 2016 Return: Thu Dec 8 2016 Trip spans 3 days
American Airlines
American Airlines
STL
1:00a
SJU
7:44a
6h 44m
1 stop
SJU
10:45a
STL
6:29p
7h 44m
1 stop
Depart: Sat Feb 18 2017 Return: Thu Feb 23 2017 Trip spans 6 days
United
United
STL
11:18a
SJU
10:49p
11h 31m
2 stops
SJU
1:45a
STL
12:01p
10h 16m
1 stop
Depart: Thu Feb 2 2017 Return: Mon Feb 6 2017 Trip spans 5 days
Major Airline
Major Airline
STL
12:00a
SJU
2:02a
2h 02m
nonstop
SJU
12:00a
STL
6:02a
6h 02m
nonstop
Depart: Thu Dec 8 2016 Return: Fri Dec 9 2016 Trip spans 2 days
American Airlines
American Airlines
STL
1:00a
SJU
7:44a
6h 44m
1 stop
SJU
10:45a
STL
6:29p
7h 44m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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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
$267
Destination

San Juan
$267