Most accurate provider | AranGrant 3 stars |
---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $294 (Kiwi.com) |
One-way from | $141 (CheapOair) |
Popular in | December |
Cheapest in | August |
Average price | $523 |
Good round-trip deal | $187 or less |
Good one-way deal | $262 or less |
Fly from
Fly to
Route
Depart
Return
Price
San JoséChicago
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Fri 5/23
11:32 am-12:20 am
1 stop11h 48m
Chicago O'Hare Intl
Thu 6/5
5:08 pm-10:27 am
1 stop18h 19m
San JoséChicago
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Fri 5/23
12:28 pm-11:29 pm
2 stops10h 01m
Chicago O'Hare Intl
Sun 5/25
4:35 pm-11:33 am
2 stops19h 58m
San JoséSt. Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Wed 5/21
1:50 pm-10:45 pm
1 stop7h 55m
Lambert-St Louis
Wed 5/28
9:29 am-10:17 pm
1 stop13h 48m
San JoséChicago
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Thu 6/26
3:05 pm-2:25 pm
2 stops22h 20m
Chicago O'Hare Intl
Sun 6/29
3:45 pm-11:35 pm
2 stops8h 50m
San JoséSt. Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Wed 6/11
5:30 am-4:53 pm
1 stop10h 23m
Lambert-St Louis
Tue 6/24
8:25 am-10:39 pm
1 stop15h 14m
San JoséChicago
SJO - MDW
SJOMDW
San José Juan Santamaria Intl
Sat 6/7
5:52 am-7:25 pm
2 stops12h 33m
Chicago Midway
Sun 6/15
9:12 pm-10:37 am
1 stop14h 25m
San JoséSt. Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Mon 5/5
10:57 am-12:06 am
2 stops36h 09m
Lambert-St Louis
Thu 5/8
5:45 pm-10:27 am
1 stop17h 42m
San JoséSt. Louis
SJO - STL
SJOSTL
San José Juan Santamaria Intl
Mon 5/5
12:23 pm-5:15 pm
1 stop27h 52m
Lambert-St Louis
Thu 5/8
10:10 am-11:33 am
1 stop26h 23m
San JoséChicago
SJO - ORD
SJOORD
San José Juan Santamaria Intl
Sat 4/26
1:00 pm-7:34 pm
Nonstop5h 34m
Chicago O'Hare Intl
Sat 5/3
10:40 am-7:37 pm
1 stop9h 57m
San JoséChicago
SJO - MDW
SJOMDW
San José Juan Santamaria Intl
Fri 5/9
1:10 pm-11:35 pm
1 stop9h 25m
Chicago Midway
Tue 5/13
10:25 am-7:40 pm
2 stops10h 15m
Currently, August is the cheapest month in which you can book a flight from Costa Rica to Illinois (average of $245). Flying from Costa Rica to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Costa Rica to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Crew
Comfort
Overall
Food
Boarding
Reviews
Anonymous,Apr 2025
LAS - STS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$198 | Average$397 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$321 | Average$491 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$326 | Average$510 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$340 | Average$482 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$434 | Average$649 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$438 | Average$731 | FlexibilityNo cancel fee | On-time69% |