Find Cheap Flights from Chicago O'Hare International to Costa Rica

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 Chicago O'Hare International to Costa Rica

(Round-trip)
Depart: Thu Sep 7 2017 Return: Sun Sep 10 2017 Trip spans 4 days
Avianca
Avianca
ORD
11:35a
SJO
6:30p
6h 55m
1 stop
SJO
1:47a
ORD
8:40a
6h 53m
1 stop
Depart: Sat Sep 2 2017 Return: Thu Sep 7 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
12:45a
SJO
2:51p
14h 06m
1 stop
SJO
6:31a
ORD
3:15p
8h 44m
1 stop
Depart: Fri May 12 2017 Return: Wed May 17 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
ORD
1:17p
SJO
9:09p
7h 52m
1 stop
SJO
8:35a
ORD
3:56p
7h 21m
1 stop
Depart: Tue May 30 2017 Return: Fri Jun 2 2017 Trip spans 4 days
Copa Airlines
Copa Airlines
ORD
4:45a
SJO
3:56p
11h 11m
1 stop
SJO
8:43a
ORD
7:15p
10h 32m
1 stop
Depart: Fri May 5 2017 Return: Sat May 6 2017 Trip spans 2 days
United
United
ORD
5:20p
SJO
8:35a
15h 15m
1 stop
SJO
10:05a
ORD
2:37a
16h 32m
1 stop
Depart: Sun Apr 30 2017 Return: Wed May 3 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
1:30a
SJO
10:40a
9h 10m
1 stop
SJO
10:35a
ORD
6:56p
8h 21m
1 stop
Depart: Fri Oct 20 2017 Return: Sat Oct 28 2017 Trip spans 9 days
Aeromexico
Aeromexico
ORD
3:00a
SJO
8:10p
17h 10m
1 stop
SJO
7:50a
ORD
12:10a
16h 20m
1 stop
Depart: Sun Sep 3 2017 Return: Sun Sep 10 2017 Trip spans 8 days
Avianca
Avianca
ORD
11:35a
SJO
6:30p
6h 55m
1 stop
SJO
1:40a
ORD
8:40a
7h 00m
1 stop
Depart: Fri Sep 8 2017 Return: Fri Sep 15 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
11:00p
SJO
3:50a
28h 50m
1 stop
SJO
10:08p
ORD
8:10p
22h 02m
1 stop
Depart: Wed May 31 2017 Return: Tue Jun 6 2017 Trip spans 7 days
Copa Airlines
Copa Airlines
ORD
4:45a
SJO
1:31p
8h 46m
1 stop
SJO
7:29a
ORD
7:15p
11h 46m
1 stop
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
United
United
ORD
6:51a
SJO
5:20p
10h 29m
1 stop
SJO
2:30a
ORD
12:25p
9h 55m
1 stop
Depart: Mon May 1 2017 Return: Wed May 3 2017 Trip spans 3 days
American Airlines
American Airlines
ORD
1:30a
SJO
10:42a
9h 12m
1 stop
SJO
10:35a
ORD
6:56p
8h 21m
1 stop
Depart: Mon Oct 16 2017 Return: Thu Oct 19 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ORD
5:15a
LIR
12:25p
31h 10m
1 stop
LIR
12:25p
ORD
6:15p
29h 50m
1 stop
Depart: Sat Sep 9 2017 Return: Sun Sep 17 2017 Trip spans 9 days
Avianca
Avianca
ORD
11:35a
SJO
6:30p
6h 55m
1 stop
SJO
1:47a
ORD
8:40a
6h 53m
1 stop
Depart: Tue May 23 2017 Return: Wed Jun 7 2017 Trip spans 16 days
Spirit Airlines
Spirit Airlines
ORD
1:15a
SJO
8:32a
7h 17m
1 stop
SJO
8:35a
ORD
6:58p
10h 23m
1 stop
Depart: Thu May 18 2017 Return: Fri Jun 2 2017 Trip spans 16 days
Major Airline
Major Airline
ORD
9:15p
SJO
4:32a
7h 17m
1 stop
SJO
4:35a
ORD
2:57p
10h 22m
1 stop
Depart: Sun Oct 15 2017 Return: Tue Oct 17 2017 Trip spans 3 days
Delta
Delta
ORD
3:45p
LIR
9:03a
17h 18m
1 stop
LIR
9:10a
ORD
6:33p
9h 23m
1 stop
Depart: Fri Jun 9 2017 Return: Sun Jun 11 2017 Trip spans 3 days
Copa Airlines
Copa Airlines
ORD
4:45a
SJO
7:31p
14h 46m
1 stop
SJO
3:35a
ORD
8:07a
28h 32m
1 stop
Depart: Sun Sep 10 2017 Return: Sun Sep 17 2017 Trip spans 8 days
Avianca
Avianca
ORD
11:35a
SJO
6:30p
6h 55m
1 stop
SJO
1:40a
ORD
8:40a
7h 00m
1 stop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
United
United
ORD
1:15a
SJO
8:35a
7h 20m
1 stop
SJO
8:40a
ORD
2:38a
17h 58m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Chicago
$269
Destination

Liberia
$593
San Jose
$269