SJO

$120 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 9/27. 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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Flight Deals

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

Sun, Aug 16 - Thu, Aug 27
Multiple Airlines Logo
12:44 am - 9:48 pm
ORD
-
SJO
22h 04m
2 stops
Multiple Airlines Logo
1:20 pm - 2:50 pm
SJO
-
ORD
24h 30m
1 stop
$489Multiple Airlines
Sat, Aug 29 - Mon, Aug 31
Copa Airlines Logo
3:21 pm - 9:04 am
ORD
-
SJO
18h 43m
1 stop
Copa Airlines Logo
8:45 am - 1:02 am
SJO
-
ORD
15h 17m
1 stop
$490Copa Airlines
Thu, Aug 27 - Tue, Sep 1
Southwest Logo
10:05 am - 6:40 pm
MDW
-
SJO
9h 35m
2 stops
Southwest Logo
1:40 pm - 11:10 pm
SJO
-
MDW
8h 30m
1 stop
$491Southwest
Tue, Sep 1 - Wed, Sep 30
Southwest Logo
9:00 am - 6:40 pm
MDW
-
SJO
10h 40m
2 stops
Southwest Logo
9:00 am - 8:45 pm
SJO
-
MDW
10h 45m
2 stops
$492Southwest
Sat, Aug 29 - Mon, Oct 5
Southwest Logo
10:25 am - 6:00 pm
MDW
-
SJO
8h 35m
1 stop
Southwest Logo
9:00 am - 8:20 pm
SJO
-
MDW
10h 20m
1 stop
$494Southwest
Wed, Jan 6 - Wed, Jan 13
United Airlines Logo
11:00 am - 6:16 pm
STL
-
SJO
7h 16m
1 stop
United Airlines Logo
2:25 pm - 10:06 pm
SJO
-
STL
7h 41m
1 stop
$510United Airlines
Mon, Oct 5 - Tue, Oct 13
American Airlines Logo
7:00 am - 2:00 pm
MLI
-
SJO
8h 00m
1 stop
American Airlines Logo
1:00 pm - 11:17 pm
SJO
-
MLI
9h 17m
1 stop
$510American Airlines
Wed, Jan 6 - Tue, Jan 12
United Airlines Logo
7:33 am - 6:16 pm
STL
-
SJO
10h 43m
2 stops
United Airlines Logo
1:15 am - 9:42 am
SJO
-
STL
8h 27m
1 stop
$511United Airlines
Tue, Aug 18 - Fri, Aug 21
American Airlines Logo
6:36 am - 1:52 pm
STL
-
SJO
8h 16m
1 stop
American Airlines Logo
2:56 pm - 9:32 am
SJO
-
STL
17h 36m
2 stops
$515American Airlines
Sat, Sep 5 - Wed, Sep 16
Air Canada Logo
8:55 am - 10:00 pm
STL
-
SJO
14h 05m
1 stop
Air Canada Logo
7:10 am - 8:20 pm
SJO
-
STL
12h 10m
1 stop
$550Air Canada
Useful Info

Good to know

Low season

September

Cheapest flight

$120
Best time to beat the crowds with an average 18% drop in price.
Most popular time to fly with an average 20% 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)