Find Cheap Flights from Denver 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.
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 Denver International to Costa Rica

(Round-trip)
Depart: Sat Aug 12 2017 Return: Sat Aug 19 2017 Trip spans 8 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
6:50a
20h 55m
1 stop
SJO
2:08a
DEN
8:30a
30h 22m
1 stop
Depart: Mon May 22 2017 Return: Wed May 31 2017 Trip spans 10 days
Spirit Airlines
Spirit Airlines
DEN
7:24p
SJO
7:32a
12h 08m
1 stop
SJO
8:35a
DEN
6:26p
9h 51m
1 stop
Depart: Mon Jul 31 2017 Return: Thu Aug 17 2017 Trip spans 18 days
Major Airline
Major Airline
DEN
3:55p
SJO
4:18p
24h 23m
1 stop
SJO
4:35a
DEN
2:51p
10h 16m
1 stop
Depart: Sun Jul 2 2017 Return: Tue Aug 1 2017 Trip spans 31 days
American Airlines
American Airlines
DEN
7:50a
LIR
7:57a
24h 07m
2 stops
LIR
8:47a
DEN
3:49p
31h 02m
2 stops
Depart: Thu Jun 29 2017 Return: Wed Jul 5 2017 Trip spans 7 days
United
United
DEN
7:32a
LIR
4:00p
8h 28m
1 stop
LIR
2:50a
DEN
11:58a
9h 08m
1 stop
Depart: Sat Aug 26 2017 Return: Sat Sep 2 2017 Trip spans 8 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
7:17p
9h 22m
1 stop
SJO
2:08a
DEN
8:30a
30h 22m
1 stop
Depart: Sun Sep 3 2017 Return: Sat Sep 9 2017 Trip spans 7 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
7:10p
9h 15m
1 stop
SJO
2:08a
DEN
8:30a
30h 22m
1 stop
Depart: Sun May 21 2017 Return: Wed May 31 2017 Trip spans 11 days
Spirit Airlines
Spirit Airlines
DEN
7:24p
SJO
7:32a
12h 08m
1 stop
SJO
8:35a
DEN
6:26p
9h 51m
1 stop
Depart: Fri Aug 4 2017 Return: Thu Aug 10 2017 Trip spans 7 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
7:17p
9h 22m
1 stop
SJO
7:50a
DEN
8:30a
24h 40m
1 stop
Depart: Fri Jun 9 2017 Return: Sun Jun 18 2017 Trip spans 10 days
Major Airline
Major Airline
DEN
3:26p
SJO
3:32a
12h 06m
1 stop
SJO
4:35a
DEN
2:51p
10h 16m
1 stop
Depart: Sun Sep 24 2017 Return: Sat Sep 30 2017 Trip spans 7 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
6:50a
20h 55m
1 stop
SJO
2:08a
DEN
8:30a
30h 22m
1 stop
Depart: Thu Jun 1 2017 Return: Thu Jun 8 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
DEN
7:26p
SJO
7:32a
12h 06m
1 stop
SJO
8:35a
DEN
6:26p
9h 51m
1 stop
Depart: Sat Sep 30 2017 Return: Sat Oct 7 2017 Trip spans 8 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
6:50a
20h 55m
1 stop
SJO
2:08a
DEN
8:30a
30h 22m
1 stop
Depart: Thu Aug 17 2017 Return: Mon Aug 21 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
DEN
7:55p
SJO
7:35a
11h 40m
1 stop
SJO
8:35a
DEN
6:51p
10h 16m
1 stop
Depart: Tue Jun 20 2017 Return: Mon Jun 26 2017 Trip spans 7 days
American Airlines
American Airlines
DEN
11:59a
LIR
9:40a
21h 41m
2 stops
LIR
8:47a
DEN
9:35a
24h 48m
2 stops
Depart: Wed Jun 28 2017 Return: Wed Jul 5 2017 Trip spans 8 days
United
United
DEN
6:24p
LIR
4:00p
21h 36m
1 stop
LIR
2:50a
DEN
1:57p
11h 07m
1 stop
Depart: Sun Jul 23 2017 Return: Sun Jul 30 2017 Trip spans 8 days
Major Airline
Major Airline
DEN
3:55p
SJO
3:35a
11h 40m
1 stop
SJO
4:35a
DEN
2:51p
10h 16m
1 stop
Depart: Sun Oct 15 2017 Return: Sat Oct 28 2017 Trip spans 14 days
Aeromexico
Aeromexico
DEN
9:55a
SJO
6:50a
20h 55m
1 stop
SJO
7:50a
DEN
9:30a
25h 40m
1 stop
Depart: Thu Sep 7 2017 Return: Thu Sep 14 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
DEN
7:35p
SJO
7:30a
11h 55m
1 stop
SJO
8:35a
DEN
6:35p
10h 00m
1 stop
Depart: Tue Jul 11 2017 Return: Thu Jul 20 2017 Trip spans 10 days
United
United
DEN
6:30p
LIR
4:00p
21h 30m
1 stop
LIR
2:50a
DEN
7:02p
16h 12m
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

Denver
$346
Destination

Liberia
$512
San Jose
$346