Find Deals on 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
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 Chicago O'Hare International to Costa Rica

(Round-trip)
Depart: Wed Jan 18 2017 Return: Tue Jan 24 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
1:15p
SJO
8:20p
7h 05m
1 stop
SJO
9:12p
ORD
6:12a
9h 00m
1 stop
Depart: Mon Jan 16 2017 Return: Tue Jan 24 2017 Trip spans 9 days
Major Airline
Major Airline
ORD
10:00p
SJO
6:04a
8h 04m
1 stop
SJO
2:43a
ORD
1:15p
10h 32m
1 stop
Depart: Thu Jan 19 2017 Return: Tue Jan 24 2017 Trip spans 6 days
Avianca
Avianca
ORD
9:35a
SJO
4:30p
6h 55m
1 stop
SJO
12:40a
ORD
7:40a
7h 00m
1 stop
Depart: Sun Mar 5 2017 Return: Tue Mar 7 2017 Trip spans 3 days
JetBlue
JetBlue
ORD
2:00a
SJO
9:24a
7h 24m
1 stop
SJO
8:35a
ORD
6:10p
9h 35m
1 stop
Depart: Thu Mar 2 2017 Return: Tue Mar 14 2017 Trip spans 12 days
Copa Airlines
Copa Airlines
ORD
3:00a
SJO
10:50a
7h 50m
1 stop
SJO
11:21a
ORD
7:15p
7h 54m
1 stop
Depart: Sat Mar 4 2017 Return: Sat Mar 11 2017 Trip spans 8 days
United
United
ORD
2:37p
SJO
6:40a
16h 03m
1 stop
SJO
5:45p
ORD
11:15p
5h 30m
nonstop
Depart: Wed Apr 12 2017 Return: Wed Apr 19 2017 Trip spans 8 days
American Airlines
American Airlines
ORD
3:09a
SJO
2:52p
11h 43m
1 stop
SJO
10:35a
ORD
3:31a
16h 56m
1 stop
Depart: Sun Mar 26 2017 Return: Wed Apr 5 2017 Trip spans 11 days
Delta
Delta
ORD
2:45p
SJO
8:46a
18h 01m
1 stop
SJO
10:09a
ORD
6:35p
8h 26m
1 stop
Depart: Tue Jan 17 2017 Return: Tue Jan 24 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
ORD
1:15p
SJO
8:20p
7h 05m
1 stop
SJO
9:12p
ORD
6:12a
9h 00m
1 stop
Depart: Wed Jan 25 2017 Return: Tue Jan 31 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
12:15a
SJO
7:50a
7h 35m
1 stop
SJO
8:50a
ORD
5:57p
9h 07m
1 stop
Depart: Fri Jan 20 2017 Return: Fri Jan 27 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
7:15p
SJO
2:50a
7h 35m
1 stop
SJO
7:40p
ORD
2:40a
7h 00m
1 stop
Depart: Sun Jan 22 2017 Return: Sat Jan 28 2017 Trip spans 7 days
Avianca
Avianca
ORD
9:35a
SJO
4:30p
6h 55m
1 stop
SJO
12:40a
ORD
7:40a
7h 00m
1 stop
Depart: Sat Jan 21 2017 Return: Sat Jan 28 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
10:00p
SJO
6:34a
8h 34m
1 stop
SJO
4:20a
ORD
1:15p
8h 55m
1 stop
Depart: Tue Jan 24 2017 Return: Sat Jan 28 2017 Trip spans 5 days
Avianca
Avianca
ORD
9:35a
SJO
4:45p
7h 10m
1 stop
SJO
12:40a
ORD
7:40a
7h 00m
1 stop
Depart: Wed Feb 8 2017 Return: Thu Feb 9 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
1:15p
SJO
8:20p
7h 05m
1 stop
SJO
9:12p
ORD
6:00a
8h 48m
1 stop
Depart: Thu Jan 26 2017 Return: Sat Jan 28 2017 Trip spans 3 days
Avianca
Avianca
ORD
9:35a
SJO
4:30p
6h 55m
1 stop
SJO
12:40a
ORD
7:40a
7h 00m
1 stop
Depart: Mon Jan 30 2017 Return: Thu Feb 16 2017 Trip spans 18 days
Major Airline
Major Airline
ORD
10:00p
SJO
6:04a
8h 04m
1 stop
SJO
4:20a
ORD
1:15p
8h 55m
1 stop
Depart: Wed Mar 15 2017 Return: Thu Mar 23 2017 Trip spans 9 days
JetBlue
JetBlue
ORD
3:00a
SJO
10:24a
7h 24m
1 stop
SJO
8:35a
ORD
6:10p
9h 35m
1 stop
Depart: Mon Mar 6 2017 Return: Mon Mar 13 2017 Trip spans 7 days
Copa Airlines
Copa Airlines
ORD
3:00a
SJO
10:50a
7h 50m
1 stop
SJO
1:39p
ORD
7:15p
29h 36m
1 stop
Depart: Sat May 6 2017 Return: Fri May 12 2017 Trip spans 7 days
Aeromexico
Aeromexico
ORD
8:20p
SJO
7:50a
11h 30m
1 stop
SJO
7:50a
ORD
5:55p
10h 05m
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.

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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.

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

Chicago
$199
Destination

San Jose
$199