SJO

$148 Find Cheap Flights from Illinois to San José - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San José departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Illinois to San José

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to San José that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to San José

Thu, Nov 12 - Mon, Nov 16
American Airlines Logo
5:00 am - 1:46 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
8h 46m1 stop Dallas/Fort Worth
American Airlines Logo
6:20 am - 5:25 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
11h 05m1 stop Miami
$460American Airlines
Thu, Nov 12 - Mon, Nov 16
American Airlines Logo
7:00 am - 8:50 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
13h 50m2 stops Washington, D.C. Reagan-National Miami
American Airlines Logo
6:20 am - 5:25 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
11h 05m1 stop Miami
$465American Airlines
Mon, Jan 4 - Sat, Jan 16
United Airlines Logo
2:20 pm - 10:32 pmORD  Chicago O'Hare Intl-SJO San José Juan Santamaria Intl
8h 12m1 stop Houston George Bush Intcntl
United Airlines Logo
1:15 am - 9:25 amSJO  San José Juan Santamaria Intl-ORD Chicago O'Hare Intl
8h 10m1 stop Houston George Bush Intcntl
$476United Airlines
Sat, Jan 16 - Sat, Jan 23
Copa Airlines Logo
2:13 pm - 7:02 amORD  Chicago O'Hare Intl-SJO San José Juan Santamaria Intl
16h 49m1 stop Panama City Tocumen Intl
Copa Airlines Logo
10:01 am - 12:46 pmSJO  San José Juan Santamaria Intl-ORD Chicago O'Hare Intl
26h 45m1 stop Panama City Tocumen Intl
$476Copa Airlines
Wed, Jan 13 - Sat, Jan 16
Copa Airlines Logo
2:13 pm - 7:02 amORD  Chicago O'Hare Intl-SJO San José Juan Santamaria Intl
16h 49m1 stop Panama City Tocumen Intl
Copa Airlines Logo
3:59 am - 12:46 pmSJO  San José Juan Santamaria Intl-ORD Chicago O'Hare Intl
8h 47m1 stop Panama City Tocumen Intl
$476Copa Airlines
Thu, Oct 29 - Tue, Nov 3
Southwest Logo
9:40 am - 7:40 pmMDW  Chicago Midway-SJO San José Juan Santamaria Intl
11h 00m2 stops Dallas Love Field Houston Hobby
Southwest Logo
2:15 pm - 11:05 pmSJO  San José Juan Santamaria Intl-MDW Chicago Midway
8h 50m1 stop Houston Hobby
$477Southwest
Tue, Jan 19 - Tue, Jan 26
Delta Logo
6:00 am - 12:45 pmMDW  Chicago Midway-SJO San José Juan Santamaria Intl
6h 45m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 6:37 pmSJO  San José Juan Santamaria Intl-MDW Chicago Midway
11h 32m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County
$477Delta
Wed, Dec 2 - Wed, Dec 9
Delta Logo
1:22 pm - 10:15 pmMDW  Chicago Midway-SJO San José Juan Santamaria Intl
8h 53m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 6:04 pmSJO  San José Juan Santamaria Intl-MDW Chicago Midway
11h 04m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County
$477Delta
Sat, Nov 14 - Thu, Nov 19
United Airlines Logo
7:17 am - 12:35 pmORD  Chicago O'Hare Intl-SJO San José Juan Santamaria Intl
5h 18mnonstop
United Airlines Logo
2:25 pm - 12:45 amSJO  San José Juan Santamaria Intl-ORD Chicago O'Hare Intl
10h 20m1 stop Houston George Bush Intcntl
$499United Airlines
Tue, Nov 3 - Tue, Nov 10
Southwest Logo
8:25 pm - 1:15 pmSTL  Lambert-St Louis-SJO San José Juan Santamaria Intl
16h 50m2 stops Chicago Midway Orlando
Southwest Logo
1:20 pm - 10:25 pmSJO  San José Juan Santamaria Intl-STL Lambert-St Louis
9h 05m1 stop Orlando
$516Southwest
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Good to know

Low season

September

Cheapest flight

$148
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 18% increase in price.
Flight from Chicago O'Hare Airport to San José

FAQs for booking flights from Illinois to San José

  • How does KAYAK find such low prices on flights from Illinois to San José?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to San José.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to San José?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San José from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to San José?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San José with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to San José?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San José from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Heredia
Santa Elena
San Gerardo de Dota
Esterillos Este
San Lorenzo

Everything you need to know for your flight to San José

Information on the airport you'll fly into in San José

San José (SJO)