Cheap flights from Chicago to Costa Rica from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Costa Rica departing on 6/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:30 pm - 12:55 pm
ORD
-
LIR
19h 25m
1 stop
Air Canada Logo
2:55 pm - 9:00 am
LIR
-
ORD
18h 05m
1 stop
$370Air Canada
Sun, Oct 25 - Sun, Nov 1
Air Canada Logo
6:30 pm - 12:55 pm
ORD
-
LIR
19h 25m
1 stop
Air Canada Logo
2:55 pm - 11:10 am
LIR
-
ORD
20h 15m
2 stops
$373Air Canada
Sun, Oct 25 - Sun, Nov 1
Air Canada Logo
3:55 pm - 12:55 pm
ORD
-
LIR
22h 00m
2 stops
Air Canada Logo
2:55 pm - 11:10 am
LIR
-
ORD
20h 15m
2 stops
$377Air Canada
Sun, Oct 25 - Sun, Nov 1
Southwest Logo
8:20 am - 6:40 pm
MDW
-
SJO
11h 20m
2 stops
Southwest Logo
9:00 am - 8:45 pm
SJO
-
MDW
10h 45m
2 stops
$453Southwest
Tue, Sep 15 - Tue, Sep 22
Southwest Logo
10:05 am - 6:40 pm
MDW
-
SJO
9h 35m
2 stops
Southwest Logo
9:00 am - 9:00 pm
SJO
-
MDW
11h 00m
2 stops
$458Southwest
Thu, Sep 24 - Mon, Sep 28
Frontier Logo
4:59 pm - 8:20 am
ORD
-
SJO
16h 21m
1 stop
Frontier Logo
9:35 am - 11:10 pm
SJO
-
ORD
12h 35m
1 stop
$458Frontier
Wed, Jul 1 - Thu, Jul 9
Copa Airlines Logo
8:02 am - 7:12 am
ORD
-
SJO
24h 10m
1 stop
Copa Airlines Logo
10:03 am - 4:00 am
SJO
-
ORD
16h 57m
1 stop
$470Copa Airlines
Sat, Jul 25 - Wed, Jul 29
Copa Airlines Logo
8:02 am - 7:01 pm
ORD
-
SJO
11h 59m
1 stop
Copa Airlines Logo
5:55 pm - 1:57 pm
SJO
-
ORD
19h 02m
1 stop
$480Copa Airlines
Wed, Jul 22 - Sun, Jul 26
Delta Logo
1:05 pm - 10:15 pm
MDW
-
SJO
9h 10m
1 stop
Delta Logo
7:00 am - 4:25 pm
SJO
-
MDW
9h 25m
1 stop
$482Delta
Tue, Nov 17 - Wed, Dec 2
Delta Logo
7:55 pm - 11:58 am
ORD
-
SJO
17h 03m
1 stop
Delta Logo
1:23 pm - 11:50 pm
SJO
-
ORD
9h 27m
1 stop
$482Delta
Sun, Oct 11 - Sun, Oct 18

Viva flights from Chicago to Costa Rica

Our best Viva deals on Chicago to Costa Rica flight tickets
Viva
Jul 31
ORD1:30 amChicago O'Hare Intl
24h 45m
1 stop
SJO1:15 amSan José Juan Santamaria Intl
Aug 7
SJO2:20 amSan José Juan Santamaria Intl
21h 20m
1 stop
ORD12:40 amChicago O'Hare Intl
$461
Viva
Aug 7
ORD1:30 amChicago O'Hare Intl
24h 45m
1 stop
SJO1:15 amSan José Juan Santamaria Intl
Aug 14
SJO2:20 amSan José Juan Santamaria Intl
21h 20m
1 stop
ORD12:40 amChicago O'Hare Intl
$476

Copa Airlines flights from Chicago to Costa Rica

Our best Copa Airlines deals on Chicago to Costa Rica flight tickets
Copa Airlines
Jul 24
ORD1:20 amChicago O'Hare Intl
8h 46m
1 stop
SJO9:06 amSan José Juan Santamaria Intl
Aug 2
SJO4:08 amSan José Juan Santamaria Intl
19h 54m
1 stop
ORD1:02 amChicago O'Hare Intl
$470
Copa Airlines
Jul 22
ORD8:02 amChicago O'Hare Intl
11h 59m
1 stop
SJO7:01 pmSan José Juan Santamaria Intl
Jul 26
SJO5:55 pmSan José Juan Santamaria Intl
19h 02m
1 stop
ORD1:57 pmChicago O'Hare Intl
$480
Copa Airlines
Oct 4
ORD3:20 pmChicago O'Hare Intl
20h 38m
1 stop
SJO10:58 amSan José Juan Santamaria Intl
Oct 9
SJO10:03 amSan José Juan Santamaria Intl
26h 56m
1 stop
ORD1:59 pmChicago O'Hare Intl
$485

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 4, 2026.
Use the filters below to find and compare flights from Chicago to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLiberia

ORD - LIR

ORDLIR

Chicago O'Hare Intl

Sun 10/25

6:30 pm-12:55 pm

1 stop19h 25m

Liberia

Sun 11/1

2:55 pm-9:00 am

1 stop18h 05m

$370

ChicagoLiberia

ORD - LIR

ORDLIR

Chicago O'Hare Intl

Sun 10/25

6:30 pm-12:55 pm

1 stop19h 25m

Liberia

Sun 11/1

2:55 pm-11:10 am

2 stops20h 15m

$373

ChicagoLiberia

ORD - LIR

ORDLIR

Chicago O'Hare Intl

Sun 10/25

3:55 pm-12:55 pm

2 stops22h 00m

Liberia

Sun 11/1

2:55 pm-11:10 am

2 stops20h 15m

$377

ChicagoSan José

MDW - SJO

MDWSJO

Chicago Midway

Tue 9/15

8:20 am-6:40 pm

2 stops11h 20m

San José Juan Santamaria Intl

Tue 9/22

9:00 am-8:45 pm

2 stops10h 45m

$453

ChicagoSan José

MDW - SJO

MDWSJO

Chicago Midway

Thu 9/24

10:05 am-6:40 pm

2 stops9h 35m

San José Juan Santamaria Intl

Mon 9/28

9:00 am-9:00 pm

2 stops11h 00m

$458

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Wed 7/1

4:59 pm-8:20 am

1 stop16h 21m

San José Juan Santamaria Intl

Thu 7/9

9:35 am-11:10 pm

1 stop12h 35m

$458

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Sat 7/25

8:02 am-7:12 am

1 stop24h 10m

San José Juan Santamaria Intl

Wed 7/29

10:03 am-4:00 am

1 stop16h 57m

$470

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Wed 7/22

8:02 am-7:01 pm

1 stop11h 59m

San José Juan Santamaria Intl

Sun 7/26

5:55 pm-1:57 pm

1 stop19h 02m

$480
Quickest round-trip

ChicagoSan José

MDW - SJO

MDWSJO

Chicago Midway

Tue 11/17

1:05 pm-10:15 pm

1 stop9h 10m

San José Juan Santamaria Intl

Wed 12/2

7:00 am-4:25 pm

1 stop9h 25m

$482

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Sun 10/11

7:55 pm-11:58 am

1 stop17h 03m

San José Juan Santamaria Intl

Sun 10/18

1:23 pm-11:50 pm

1 stop9h 27m

$482

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Chicago to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Chicago is in August. Flight prices, which tend to average around $88, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in August, then June is your next best option. Flight prices from Chicago to Costa Rica during June average around $90.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Tuesday is the cheapest day to fly to Costa Rica from Chicago. The lowest ticket price found for a Tuesday departure recently was $510. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $709. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the afternoon is the cheapest time of day to fly from Chicago to Costa Rica when you can find flight prices for as low as $513. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly at noon, with an average ticket price of $677. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago to Costa Rica flight route?

Fly from Chicago O'Hare Intl to San José Juan Santamaria Intl for the best Chicago - Costa Rica flight prices

How far in advance should I book a flight from Chicago to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $522 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Chicago for as low as $453 on momondo.

What cabin class options are available on Chicago to Costa Rica flights?

There are 3 cabin classes available to choose from on Chicago to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Costa Rica flights?

No. A direct flight is the cheapest option for a flight between Chicago to Costa Rica.

Cheap Chicago to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Costa Rica

Best Price Found

$256

Fastest flight time

5h 04m

Direct flights

Sun

Airports in Costa Rica

40 airports
The best one-way flight to Costa Rica from Chicago in the past 72 hours is $256. The best round-trip flight deal from Chicago to Costa Rica found on momondo in the last 72 hours is $594.
The fastest flight from Chicago to Costa Rica takes 5h 04m
Direct flights go from Chicago to Costa Rica on Sunday. The only airline offering direct flights is American Airlines.
There are 40 airports in Costa Rica. From Chicago there are direct flights to Liberia (LIR), San José Juan Santamaria Intl (SJO).

Frequently asked questions about flying from Chicago to Costa Rica

  • When did momondo last update prices for flights from Chicago to Costa Rica?

    Prices for flights from Chicago to Costa Rica are updated daily.

  • How many operators does momondo search for flights from Chicago to Costa Rica?

  • How old do you have to be to fly from Chicago to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Costa Rica?

Best airlines flying from Chicago to Costa Rica

Compare and see reviews for airlines that fly from Chicago to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $139Free CancellationRating
6.5
2,528 reviews
Search Avianca flights
DeltaPriceFrom $221Free CancellationRating
7.9
8,397 reviews
Search Delta flights
FrontierPriceFrom $271Free CancellationRating
5.6
2,915 reviews
Search Frontier flights
Copa AirlinesPriceFrom $303Free CancellationRating
7.5
1,568 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $341Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
United AirlinesPriceFrom $383Free CancellationRating
7.4
9,774 reviews
Search United Airlines flights
GOLPriceFrom $384Free CancellationRating
7.3
1,224 reviews
Search GOL flights
Air CanadaPriceFrom $386Free CancellationRating
7.1
11,126 reviews
Search Air Canada flights
SouthwestPriceFrom $386Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
JetBluePriceFrom $518Free CancellationRating
7.1
2,984 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Costa Rica?

Finding the right flight to Costa Rica from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

Can I find flights from Chicago to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Costa Rica?

Once all potential Chicago to Costa Rica flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Costa Rica right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Costa Rica, momondo offers a useful price alert feature which will track prices for flights to Costa Rica from Chicago and alert you when they change.

An easier way to manage your Costa Rica trip

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1 adult
Sat 7/4
Sat 7/11

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