HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$146+ Cheap flights from San José (SJO) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — CHI
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San José to Chicago with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Chicago are usually found in August or May, booked 83 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from San José to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(Cheapflightsfares)

One-way from

$146
(FlightHub)

Popular in

December

Cheapest in

August

Average price

$467

Good round-trip deal

$547 or less

Good one-way deal

$241 or less
Provider with most accurate pricing for San José Juan Santamaria Intl-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Chicago (CHI) flights.
Search Deals
From San José Juan Santamaria Intl to Chicago (CHI)
Search Deals
One-way flight from San José Juan Santamaria Intl to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from San José Juan Santamaria Intl to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from San José Juan Santamaria Intl to Chicago (CHI).
Search Deals

Find flight deals from San José to Chicago

Cheapest flights from San José to Chicago
Explore the most affordable flight options available from San José to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:28 pmSJO - ORD
2 stops10h 01mSpirit Airlines
Fri 5/164:35 pmORD - SJO
2 stops19h 58mSpirit Airlines
Deal found 3/28$299
This OneTravel deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:48 pmSJO - ORD
1 stop13h 54mMultiple Airlines
Sat 9/271:40 amORD - SJO
1 stop13h 17mMultiple Airlines
Deal found 3/28$309
This Cheapflightsfares deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:45 pmSJO - ORD
2 stops17h 40mAvianca
Wed 7/303:45 pmORD - SJO
1 stop8h 30mAvianca
Deal found 3/27$326
This Copa Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/228:09 amSJO - ORD
1 stop15h 11mCopa Airlines
Sat 7/263:07 pmORD - SJO
1 stop17h 28mCopa Airlines
Deal found 3/26$386
This Kiwi.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1511:35 amSJO - MDW
1 stop10h 49mMultiple Airlines
Mon 4/211:23 pmMDW - SJO
1 stop22h 01mMultiple Airlines
Deal found 3/25$416
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/37:00 amSJO - MDW
2 stops10h 02mDelta
Sun 4/66:00 amMDW - SJO
1 stop6h 54mDelta
Deal found 3/27$435
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:00 amSJO - ORD
2 stops12h 44mDelta
Sat 4/51:26 pmORD - SJO
2 stops9h 00mDelta
Deal found 3/27$435
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:30 amSJO - ORD
1 stop25h 26mUnited Airlines
Thu 8/288:50 amORD - SJO
1 stop11h 47mUnited Airlines
Deal found 3/27$438
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:10 pmSJO - MDW
1 stop9h 25mSouthwest
Sun 6/85:15 amMDW - SJO
1 stop7h 20mSouthwest
Deal found 3/27$445
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:35 amSJO - ORD
2 stops11h 20mAmerican Airlines
Mon 9/228:35 pmORD - SJO
2 stops13h 50mAmerican Airlines
Deal found 3/27$461
This Frontier deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/281:47 pmSJO - MDW
1 stop8h 35mFrontier
Sat 7/126:00 amMDW - SJO
1 stop7h 35mFrontier
Deal found 3/26$487

Cheapflights Fare Finder

Customize your flight search to find flights from San José to Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from San José to Chicago that are best for you.

Fly from

San José

Fly to

Chicago

Route

Depart

Return

Price

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Fri 5/9

12:28 pm-11:29 pm

2 stops10h 01m

Chicago O'Hare Intl

Fri 5/16

4:35 pm-11:33 am

2 stops19h 58m

$299

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Mon 9/22

2:48 pm-5:42 am

1 stop13h 54m

Chicago O'Hare Intl

Sat 9/27

1:40 am-1:57 pm

1 stop13h 17m

$309

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Tue 7/22

7:45 pm-2:25 pm

2 stops17h 40m

Chicago O'Hare Intl

Wed 7/30

3:45 pm-11:15 pm

1 stop8h 30m

$326

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Tue 7/22

8:09 am-12:20 am

1 stop15h 11m

Chicago O'Hare Intl

Sat 7/26

3:07 pm-7:35 am

1 stop17h 28m

$386

San JoséChicago

SJO - MDW

SJOMDW

San José Juan Santamaria Intl

Tue 4/15

11:35 am-11:24 pm

1 stop10h 49m

Chicago Midway

Mon 4/21

1:23 pm-10:24 am

1 stop22h 01m

$416

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Thu 4/17

1:30 pm-9:25 am

1 stop18h 55m

Chicago O'Hare Intl

Sat 4/26

7:41 am-11:55 am

Nonstop5h 14m

$435

San JoséChicago

SJO - MDW

SJOMDW

San José Juan Santamaria Intl

Thu 5/8

1:10 pm-11:35 pm

1 stop9h 25m

Chicago Midway

Sun 6/8

5:15 am-11:35 am

1 stop7h 20m

$445

San JoséChicago

SJO - ORD

SJOORD

San José Juan Santamaria Intl

Thu 9/18

11:35 am-11:55 pm

2 stops11h 20m

Chicago O'Hare Intl

Mon 9/22

8:35 pm-9:25 am

2 stops13h 50m

$461

San JoséChicago

SJO - MDW

SJOMDW

San José Juan Santamaria Intl

Tue 9/16

1:18 pm-9:47 pm

1 stop7h 29m

Chicago Midway

Fri 9/19

6:00 am-11:53 am

1 stop6h 53m

$478

San JoséChicago

SJO - MDW

SJOMDW

San José Juan Santamaria Intl

Sat 6/28

1:47 pm-11:22 pm

1 stop8h 35m

Chicago Midway

Sat 7/12

6:00 am-12:35 pm

1 stop7h 35m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 25 results
1
2
3

Compare providers for flights from San José to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San José to Chicago in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San José, San José Province-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José, San José Province-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José, San José Province-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José, San José Province-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San José, San José Province-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San José to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from San José with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San José to Chicago

How far ahead should I book a flight from San José, San José Province to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from San José to Chicago. Price data was last updated on March 21, 2025.

The price you pay for your flight from San José, San José Province to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San José, San José Province to Chicago?

Currently, August is the cheapest month in which you can book a flight from San José, San José Province to Chicago (average of $245). Flying from San José, San José Province to Chicago in March is currently the most expensive (average of $323). 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.

What is the cheapest time of day to fly from SJO to CHI?

Find hourly flight availability from San José to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

One of the essential ways to save on airfare from San José, San José Province to Chicago is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 46% on airfare.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago 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 Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated March 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from San José to Chicago to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Copa Airlines
7.5
Good
1,395 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San José to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San José to Chicago?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl is the airport most travelers will use when flying to Chicago from San José. Booking flights from Juan Santamaria Intl (SJO) to Chicago should be relatively easy as there are 0 daily outbound flights to Chicago from 6 different airlines.

  • What are the cheapest airlines flying from San José, San José Province to Chicago round-trip?

    Cheapflights users have booked flights from San José, San José Province to Chicago round-trip from $299. Other airlines that can offer you cheap pricing are Avianca, from $326, and Copa Airlines, from $386. Spirit Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San José, San José Province to Chicago one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $146. Avianca flights start at $184 while deals on Frontier start at $208 one-way.

  • What are the cheapest flights from San José, San José Province to Chicago?

    On average you can expect to pay $467 for a flight from San José, San José Province to Chicago. The cheapest flight overall is $183 while the most popular route, (San José Juan Santamaria Intl - Chicago O'Hare Intl) is currently priced at $255.

  • Can I find deals for flights from San José to Chicago that include hotel bookings?

    Yes. In addition to deals on San José to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San José to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San José to Chicago.

  • Can I find deals for business class flights from San José to Chicago?

    Yes. Cheapflights offers flight deals from San José to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San José, San José Province to Chicago?

    Currently, August is the cheapest month in which you can book a flight from San José, San José Province to Chicago (average of $245). Flying from San José, San José Province to Chicago in March is currently the most expensive (average of $323). 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.

See more FAQs

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San José to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
San José to O'Hare Intl flights
San José to Midway flights
San José to St. Louis flights
Liberia to O'Hare Intl flights

Top 6 airlines flying from San José to Chicago

Discover the top 6 airlines that operate flights from San José to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$202Average$389FlexibilityNo cancel feeOn-time65%
AviancaCheapest$290Average$476FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$326Average$560FlexibilityNo cancel feeOn-time70%
DeltaCheapest$434Average$649FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$484Average$608FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$550Average$664FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.