SJO

$124 Find Cheap Flights from Illinois to San José

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 1/11. 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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Everything you should know

Cheapest round-trip
$268
Overall average: $570
Spirit Airlines
Sat 1/31Thu 2/5
ORD - SJO • 2 stops
Cheapest non-stop
$380
Typical prices: $488-$781
Avianca
Wed 1/21Wed 1/28
ORD - SJO • Non-stop
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We hope you love your trip to San José!
Flight Deals
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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

Sat, Jan 31 - Thu, Feb 5
Spirit Airlines Logo
3:25 pm - 12:22 pmORD-SJO
20h 57m2 stops
Spirit Airlines Logo
1:30 pm - 2:19 pmSJO-ORD
24h 49m2 stops
$268Spirit Airlines
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Fri, Nov 28 - Tue, Dec 9
Multiple Airlines Logo
6:35 pm - 1:32 pmORD-SJO
18h 57m1 stop
Multiple Airlines Logo
1:31 pm - 2:31 pmSJO-ORD
25h 00m2 stops
$269Multiple Airlines
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Thu, Jan 1 - Sat, Jan 10
Frontier Logo
10:42 am - 1:42 pmSTL-SJO
27h 00m1 stop
Frontier Logo
1:35 pm - 2:48 pmSJO-STL
25h 13m1 stop
$287Frontier
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Tue, Dec 30 - Sat, Jan 10
Frontier Logo
10:48 am - 1:42 pmSTL-SJO
26h 54m1 stop
Frontier Logo
1:35 pm - 2:48 pmSJO-STL
25h 13m1 stop
$300Frontier
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Thu, Nov 27 - Fri, Dec 5
Delta Logo
3:15 pm - 10:07 pmSTL-SJO
6h 52m1 stop
Delta Logo
7:00 am - 4:06 pmSJO-STL
9h 06m1 stop
$318Delta
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Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
4:03 pm - 1:54 pmBMI-SJO
21h 51m2 stops
American Airlines Logo
4:01 pm - 3:25 pmSJO-BMI
23h 24m2 stops
$422American Airlines
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Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
4:03 pm - 11:43 pmBMI-SJO
7h 40m1 stop
American Airlines Logo
7:09 am - 8:41 pmSJO-BMI
13h 32m1 stop
$438American Airlines
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Sat, Jan 24 - Sat, Jan 31
Delta Logo
3:35 pm - 10:15 pmBMI-SJO
6h 40m1 stop
Delta Logo
7:00 am - 10:08 pmSJO-BMI
15h 08m1 stop
$460Delta
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Fri, Dec 5 - Fri, Dec 12
United Airlines Logo
5:40 pm - 12:55 pmMLI-SJO
19h 15m2 stops
United Airlines Logo
11:28 pm - 11:50 amSJO-MLI
12h 22m2 stops
$506United Airlines
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Thu, Dec 4 - Sat, Dec 13
United Airlines Logo
6:30 am - 8:39 pmMLI-SJO
14h 09m2 stops
United Airlines Logo
11:28 pm - 3:21 pmSJO-MLI
15h 53m2 stops
$593United Airlines
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Useful Info

Good to know

Low seasonSeptember
Cheapest flight$124
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly with an average 36% 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)