Find Deals on Flights from Costa Rica to Lambert-St Louis

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Costa Rica to Lambert-St Louis

(Round-trip)
Depart: Fri Apr 28 2017 Return: Mon May 1 2017 Trip spans 4 days
Delta
Delta
SJO
3:00a
STL
6:20p
15h 20m
1 stop
STL
9:20a
SJO
5:07p
7h 47m
1 stop
Depart: Tue May 9 2017 Return: Tue Jun 6 2017 Trip spans 29 days
American Airlines
American Airlines
SJO
2:50a
STL
4:59p
14h 09m
1 stop
STL
2:00p
SJO
6:45a
16h 45m
1 stop
Depart: Thu Apr 13 2017 Return: Thu Apr 20 2017 Trip spans 8 days
United
United
SJO
2:30a
STL
12:39p
10h 09m
1 stop
STL
4:35a
SJO
5:20p
12h 45m
1 stop
Depart: Sun Apr 2 2017 Return: Wed Apr 5 2017 Trip spans 4 days
Major Airline
Major Airline
SJO
1:00a
STL
4:02a
3h 02m
nonstop
STL
9:00a
SJO
2:02p
5h 02m
nonstop
Depart: Mon May 15 2017 Return: Fri May 19 2017 Trip spans 5 days
American Airlines
American Airlines
SJO
2:50a
STL
3:07p
12h 17m
1 stop
STL
2:04p
SJO
6:44a
16h 40m
1 stop
Depart: Wed Apr 12 2017 Return: Wed Apr 19 2017 Trip spans 8 days
Delta
Delta
SJO
9:00a
STL
6:20p
9h 20m
1 stop
STL
1:45a
SJO
8:45a
7h 00m
1 stop
Depart: Fri Apr 14 2017 Return: Thu Apr 20 2017 Trip spans 7 days
United
United
SJO
7:55p
STL
4:29a
8h 34m
1 stop
STL
4:35a
SJO
5:20p
12h 45m
1 stop
Depart: Sat Apr 15 2017 Return: Thu Apr 20 2017 Trip spans 6 days
United
United
SJO
10:05a
STL
7:20a
21h 15m
1 stop
STL
4:35a
SJO
5:20p
12h 45m
1 stop
Depart: Tue Apr 11 2017 Return: Tue Apr 18 2017 Trip spans 8 days
American Airlines
American Airlines
SJO
6:40a
STL
6:43p
12h 03m
1 stop
STL
2:03p
SJO
6:44a
16h 41m
1 stop
Depart: Mon Apr 3 2017 Return: Thu Apr 6 2017 Trip spans 4 days
American Airlines
American Airlines
SJO
10:46a
STL
3:40a
16h 54m
1 stop
STL
2:00a
SJO
3:48p
13h 48m
1 stop
Depart: Thu Mar 30 2017 Return: Mon Apr 3 2017 Trip spans 5 days
United
United
SJO
8:45a
STL
9:54a
25h 09m
1 stop
STL
2:25p
SJO
7:30a
17h 05m
1 stop
Depart: Sat Apr 1 2017 Return: Mon Apr 3 2017 Trip spans 3 days
United
United
SJO
9:05a
STL
12:37p
27h 32m
1 stop
STL
2:25p
SJO
7:30a
17h 05m
1 stop
Depart: Thu Jul 13 2017 Return: Mon Jul 17 2017 Trip spans 5 days
American Airlines
American Airlines
SJO
3:54a
STL
4:58p
13h 04m
1 stop
STL
2:03p
SJO
6:48a
16h 45m
1 stop
Depart: Wed Apr 5 2017 Return: Sat Apr 8 2017 Trip spans 4 days
United
United
SJO
7:30a
STL
6:02a
22h 32m
1 stop
STL
1:15a
SJO
8:45a
7h 30m
1 stop
Depart: Sat Aug 26 2017 Return: Sat Sep 16 2017 Trip spans 22 days
American Airlines
American Airlines
SJO
6:38a
STL
6:34p
11h 56m
1 stop
STL
5:31a
SJO
3:50p
10h 19m
2 stops
Depart: Tue Apr 4 2017 Return: Wed Apr 5 2017 Trip spans 2 days
United
United
SJO
2:30a
STL
4:44a
26h 14m
1 stop
STL
7:45a
SJO
5:20p
9h 35m
2 stops
Depart: Mon Apr 10 2017 Return: Thu Apr 20 2017 Trip spans 11 days
United
United
SJO
3:00a
STL
4:15p
13h 15m
1 stop
STL
2:21a
SJO
4:45p
14h 24m
1 stop
Depart: Fri Mar 31 2017 Return: Mon Apr 3 2017 Trip spans 4 days
United
United
SJO
7:55p
STL
1:31p
17h 36m
1 stop
STL
1:45a
SJO
5:15p
15h 30m
1 stop
Depart: Sun Apr 9 2017 Return: Thu Apr 20 2017 Trip spans 12 days
United
United
SJO
3:00a
STL
4:00p
13h 00m
1 stop
STL
2:21a
SJO
4:45p
14h 24m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

San Jose
$438
Destination

St. Louis
$438