Find Cheap Flights from Lambert-St Louis to San Juan

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 San Juan

(Round-trip)
Depart: Wed Sep 6 2017 Return: Mon Sep 11 2017 Trip spans 6 days
Frontier
Frontier
STL
3:35a
SJU
7:40p
16h 05m
1 stop
SJU
10:25p
STL
3:14p
16h 49m
1 stop
Depart: Mon Oct 30 2017 Return: Thu Nov 2 2017 Trip spans 4 days
Delta
Delta
STL
3:10a
SJU
9:31a
6h 21m
1 stop
SJU
11:26a
STL
8:35p
9h 09m
1 stop
Depart: Sun Jan 14 2018 Return: Thu Jan 18 2018 Trip spans 5 days
United
United
STL
5:00a
SJU
5:50p
12h 50m
1 stop
SJU
8:58p
STL
1:04p
16h 06m
2 stops
Depart: Mon Aug 28 2017 Return: Thu Aug 31 2017 Trip spans 4 days
American Airlines
American Airlines
STL
1:52a
SJU
9:34a
7h 42m
1 stop
SJU
6:55a
STL
2:18p
7h 23m
1 stop
Depart: Wed Jan 17 2018 Return: Fri Jan 26 2018 Trip spans 10 days
Frontier
Frontier
STL
7:26a
SJU
4:59p
9h 33m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Sat Jan 20 2018 Return: Fri Jan 26 2018 Trip spans 7 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Mon Jan 15 2018 Return: Thu Jan 18 2018 Trip spans 4 days
United
United
STL
3:00a
SJU
5:50p
14h 50m
2 stops
SJU
8:58p
STL
10:37a
13h 39m
2 stops
Depart: Tue Jan 23 2018 Return: Fri Jan 26 2018 Trip spans 4 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Mon Feb 5 2018 Return: Thu Feb 8 2018 Trip spans 4 days
United
United
STL
5:00a
SJU
5:50p
12h 50m
1 stop
SJU
8:58p
STL
5:52a
8h 54m
1 stop
Depart: Sat Feb 3 2018 Return: Tue Feb 6 2018 Trip spans 4 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Tue Feb 6 2018 Return: Fri Feb 9 2018 Trip spans 4 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Wed Feb 7 2018 Return: Fri Feb 9 2018 Trip spans 3 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Wed Feb 21 2018 Return: Fri Feb 23 2018 Trip spans 3 days
Frontier
Frontier
STL
2:40a
SJU
4:59p
14h 19m
1 stop
SJU
10:07p
STL
8:26a
10h 19m
1 stop
Depart: Sun Sep 3 2017 Return: Mon Sep 4 2017 Trip spans 2 days
American Airlines
American Airlines
STL
1:52a
SJU
9:34a
7h 42m
1 stop
SJU
4:15a
STL
7:28a
27h 13m
1 stop
Depart: Wed Sep 13 2017 Return: Sun Sep 17 2017 Trip spans 5 days
Frontier
Frontier
STL
3:35a
SJU
7:39p
16h 04m
1 stop
SJU
10:25p
STL
9:53a
11h 28m
1 stop
Depart: Wed Dec 20 2017 Return: Wed Dec 27 2017 Trip spans 8 days
Delta
Delta
STL
2:15a
SJU
8:52a
6h 37m
1 stop
SJU
11:50a
STL
8:03p
8h 13m
1 stop
Depart: Wed Oct 25 2017 Return: Mon Oct 30 2017 Trip spans 6 days
Frontier
Frontier
STL
8:05a
SJU
6:29p
10h 24m
1 stop
SJU
10:15p
STL
7:57p
21h 42m
1 stop
Depart: Sun Aug 27 2017 Return: Sun Sep 3 2017 Trip spans 8 days
United
United
STL
2:03a
SJU
10:45a
8h 42m
1 stop
SJU
9:15p
STL
2:59p
17h 44m
1 stop
Depart: Wed Nov 8 2017 Return: Fri Nov 10 2017 Trip spans 3 days
Frontier
Frontier
STL
7:20a
SJU
5:11p
9h 51m
1 stop
SJU
10:05p
STL
8:23a
10h 18m
1 stop
Depart: Tue Jan 2 2018 Return: Fri Jan 5 2018 Trip spans 4 days
United
United
STL
12:00p
SJU
5:50p
29h 50m
1 stop
SJU
1:00a
STL
4:19p
15h 19m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
$269
Destination

San Juan
$269