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

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 Jose. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

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

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 Jose with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

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

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 Jose from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$86 CHEAP FLIGHTS from Illinois to San Jose

SJC

KAYAK searches hundreds of travel sites at once for deals on flights to San Jose

...and more

Travelers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Illinois to San Jose

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to San Jose

Thu, Jun 11 - Mon, Jun 15

9:07 pm - 12:02 pm

ORD

SJC

16h 55m

1 stop

12:57 pm - 6:19 am

SJC

ORD

15h 22m

1 stop

$301Frontier

Thu, Apr 30 - Sat, May 2

7:50 pm - 10:46 pm

ORD

SJC

4h 56mnonstop

2:33 pm - 12:58 am

SJC

ORD

8h 25m

1 stop

$302United Airlines

Sat, May 16 - Sat, May 23

5:20 pm - 7:55 pm

MDW

SJC

4h 35mnonstop

10:55 pm - 5:00 am

SJC

MDW

4h 05mnonstop

$305Southwest

Wed, Apr 22 - Thu, Apr 30

8:50 am - 2:08 pm

ORD

SJC

7h 18m

1 stop

2:21 pm - 11:43 pm

SJC

ORD

7h 22m

1 stop

$306Alaska Airlines

Wed, May 20 - Wed, Jun 3

9:00 am - 10:59 pm

ORD

SJC

15h 59m

1 stop

7:06 am - 6:50 pm

SJC

ORD

9h 44m

1 stop

$307Alaska Airlines

Mon, Apr 13 - Thu, Apr 16

8:25 pm - 11:00 pm

MDW

SJC

4h 35mnonstop

7:45 am - 4:15 pm

SJC

MDW

6h 30m

1 stop

$315Southwest

Wed, Apr 15 - Wed, Apr 22

1:24 pm - 10:01 pm

MDW

SJC

10h 37m

2 stops

8:20 pm - 8:47 am

SJC

MDW

10h 27m

2 stops

$318Delta

Thu, Apr 23 - Mon, Apr 27

1:24 pm - 10:01 pm

MDW

SJC

10h 37m

2 stops

11:00 pm - 9:56 am

SJC

MDW

8h 56m

1 stop

$327Delta

Wed, Apr 15 - Wed, Apr 22

5:20 am - 10:10 am

STL

SJC

6h 50m

1 stop

12:46 pm - 11:46 pm

SJC

STL

9h 00m

2 stops

$362American Airlines

Sat, Apr 11 - Tue, Apr 14

5:20 am - 10:07 am

STL

SJC

6h 47m

1 stop

6:00 am - 5:21 pm

SJC

STL

9h 21m

1 stop

$383American Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$86

Best time to beat the crowds but there is an average 17% increase in price.

Most popular time to fly with an average 19% increase in price.

Flight from Chicago O'Hare Airport to San Jose

How does KAYAK find such low prices on flights from Illinois to San Jose?
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 Jose.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to San Jose?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?
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 Jose 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 Jose?
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 Jose from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

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

San Jose (SJC)

SJC

$83 Find Cheap Flights from Illinois to San Jose

KAYAK searches hundreds of travel sites at once for deals on flights to San Jose

Cheap Flights from Illinois to San Jose

Recent round-trip flight deals from Illinois to San Jose

Recent one-way flight deals from Illinois to San Jose

Recent last minute flight deals from Illinois to San Jose

Recent direct flight deals from Illinois to San Jose

Good to know

FAQs for booking flights from Illinois to San Jose

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

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 Jose.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?

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 Jose 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 Jose?

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 Jose from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

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

Cabin class types available on flights to Illinois

Complete your trip to San Jose with a hotel stay or car rental

Find direct flights for San Jose

Flights to other popular destinations

Flights from domestic origins to San Jose

Choose which airport to fly into in San Jose

Find deals for your return flight