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Cheap flights from Chicago to San Jose from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to San Jose departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Alaska Airlines Logo
8:39 am - 2:16 pmORD-SJC
7h 37m1 stop
Alaska Airlines Logo
12:46 pm - 11:37 pmSJC-ORD
8h 51m1 stop
$269Alaska Airlines
Find Deal
Thu, Dec 18 - Sat, Jan 10
Alaska Airlines Logo
8:55 am - 2:32 pmORD-SJC
7h 37m1 stop
Alaska Airlines Logo
12:46 pm - 11:37 pmSJC-ORD
8h 51m1 stop
$270Alaska Airlines
Find Deal
Wed, Dec 17 - Sat, Jan 10
Alaska Airlines Logo
8:55 am - 2:32 pmORD-SJC
7h 37m1 stop
Alaska Airlines Logo
11:00 am - 11:50 pmSJC-ORD
10h 50m1 stop
$272Alaska Airlines
Find Deal
Wed, Dec 17 - Thu, Jan 8
Multiple Airlines Logo
5:50 am - 6:36 pmORD-SJC
38h 46m2 stops
Multiple Airlines Logo
5:45 pm - 9:24 pmSJC-ORD
25h 39m2 stops
$275Multiple Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
9:00 am - 6:45 pmORD-SJC
11h 45m1 stop
Multiple Airlines Logo
7:54 pm - 9:24 pmSJC-ORD
23h 30m2 stops
$281Multiple Airlines
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Wed, Jan 7 - Wed, Jan 14
Frontier Logo
10:41 pm - 6:37 pmORD-SJC
21h 56m1 stop
Frontier Logo
11:14 am - 9:11 pmSJC-ORD
7h 57m1 stop
$282Frontier
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Thu, Jan 15 - Sun, Jan 18
Delta Logo
7:30 am - 1:34 pmORD-SJC
8h 04m1 stop
Delta Logo
2:25 pm - 11:53 pmSJC-ORD
7h 28m1 stop
$283Delta
Find Deal
Fri, Jan 16 - Sun, Jan 18
Delta Logo
9:59 am - 10:12 pmMDW-SJC
14h 13m2 stops
Delta Logo
6:25 pm - 4:16 pmSJC-MDW
19h 51m2 stops
$314Delta
Find Deal
Wed, Dec 17 - Fri, Jan 9
Southwest Logo
8:05 am - 10:55 amMDW-SJC
4h 50mnonstop
Southwest Logo
6:30 am - 12:40 pmSJC-MDW
4h 10mnonstop
$387Southwest
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Fri, Jan 16 - Mon, Jan 19
Southwest Logo
5:05 am - 10:15 amMDW-SJC
7h 10m1 stop
Southwest Logo
8:40 am - 4:35 pmSJC-MDW
5h 55m1 stop
$392Southwest
Find Deal
Wed, Jan 7 - Mon, Jan 12

Alaska Airlines flights from Chicago to San Jose, California

Our best Alaska Airlines deals on Chicago to San Jose, California flight tickets
Alaska Airlines
Dec 18
ORD8:39 amChicago O'Hare Intl
7h 37m
1 stop
SJC2:16 pmSan Jose
Jan 10
SJC12:46 pmSan Jose
8h 51m
1 stop
ORD11:37 pmChicago O'Hare Intl
$269
Find similar
Alaska Airlines
Dec 17
ORD8:55 amChicago O'Hare Intl
7h 37m
1 stop
SJC2:32 pmSan Jose
Jan 10
SJC12:46 pmSan Jose
8h 51m
1 stop
ORD11:37 pmChicago O'Hare Intl
$270
Find similar
Alaska Airlines
Dec 17
ORD8:55 amChicago O'Hare Intl
7h 37m
1 stop
SJC2:32 pmSan Jose
Jan 8
SJC11:00 amSan Jose
10h 50m
1 stop
ORD11:50 pmChicago O'Hare Intl
$272
Find similar

Southwest flights from Chicago to San Jose, California

Our best Southwest deals on Chicago to San Jose, California flight tickets
Southwest
Jan 16
MDW8:05 amChicago Midway
4h 50m
SJC10:55 amSan Jose
Jan 19
SJC6:30 amSan Jose
4h 10m
MDW12:40 pmChicago Midway
$387
Find similar
Southwest
Jan 7
MDW5:05 amChicago Midway
7h 10m
1 stop
SJC10:15 amSan Jose
Jan 12
SJC8:40 amSan Jose
5h 55m
1 stop
MDW4:35 pmChicago Midway
$392
Find similar
Southwest
Jan 16
MDW1:45 pmChicago Midway
8h 05m
2 stops
SJC7:50 pmSan Jose
Jan 19
SJC6:30 amSan Jose
4h 10m
MDW12:40 pmChicago Midway
$402
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to San Jose, California 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, momondo users made 832,500 searches. Data last updated November 25, 2025.
Use the filters below to find and compare flights from Chicago to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Thu 12/18

8:39 am-2:16 pm

1 stop7h 37m

San Jose

Sat 1/10

12:46 pm-11:37 pm

1 stop8h 51m

$269

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 12/17

8:55 am-2:32 pm

1 stop7h 37m

San Jose

Sat 1/10

12:46 pm-11:37 pm

1 stop8h 51m

$270

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 12/17

8:55 am-2:32 pm

1 stop7h 37m

San Jose

Thu 1/8

11:00 am-11:50 pm

1 stop10h 50m

$272

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 1/7

5:50 am-6:36 pm

2 stops38h 46m

San Jose

Wed 1/14

5:45 pm-9:24 pm

2 stops25h 39m

$275

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 1/7

9:00 am-6:45 pm

1 stop11h 45m

San Jose

Wed 1/14

7:54 pm-9:24 pm

2 stops23h 30m

$281

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Thu 1/15

10:41 pm-6:37 pm

1 stop21h 56m

San Jose

Sun 1/18

11:14 am-9:11 pm

1 stop7h 57m

$282

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Fri 1/16

7:30 am-1:34 pm

1 stop8h 04m

San Jose

Sun 1/18

2:25 pm-11:53 pm

1 stop7h 28m

$283

ChicagoSan Jose

MDW - SJC

MDWSJC

Chicago Midway

Wed 12/17

9:59 am-10:12 pm

2 stops14h 13m

San Jose

Fri 1/9

6:25 pm-4:16 pm

2 stops19h 51m

$314

ChicagoSan Jose

MDW - SJC

MDWSJC

Chicago Midway

Fri 1/16

8:05 am-10:55 am

Nonstop4h 50m

San Jose

Mon 1/19

6:30 am-12:40 pm

Nonstop4h 10m

$387

ChicagoSan Jose

MDW - SJC

MDWSJC

Chicago Midway

Wed 1/7

5:05 am-10:15 am

1 stop7h 10m

San Jose

Mon 1/12

8:40 am-4:35 pm

1 stop5h 55m

$392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from Chicago to San Jose, California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and San Jose, California?

What is the cheapest month to fly to San Jose, California?

The month of February is, on average, the cheapest month to fly to San Jose, California from Chicago, with most prices found around $364. If you are unable to visit San Jose, California during the month of February, then departing from Chicago during the month November is also very affordable. Most momondo users find prices during this month for around $370.

What is the cheapest day to depart on your flight to San Jose, California?

On average, the least expensive day to fly to San Jose, California from Chicago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $441. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to San Jose, California for around $623.

What is the cheapest time of day to depart on your flight to San Jose, California?

The cheapest time of day to fly to San Jose, California is in the afternoon when flights can be purchased for as low as $435. In the morning is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $517 per ticket.

What is the cheapest Chicago to San Jose flight route?

Fly from Chicago Midway to San Jose for the best Chicago - San Jose flight prices

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $427 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Chicago for as low as $348 on momondo.

What cabin class options are available on Chicago to San Jose flights?

There are 4 cabin classes available to choose from on Chicago to San Jose flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to San Jose, California flights?

You could potentially save up to 45% on your flight if you consider stops on a Chicago to San Jose, California flight.

How have Chicago to San Jose, California flight prices changed over time?

As of November 2025, prices for Chicago to San Jose, California flights are approximately 56% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to San Jose, California

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to San Jose, California according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to San Jose, California (CHI to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to San Jose, California

Best Price Found

$238

Fastest flight time

4h 35m

Direct flights

Every day

Airports in San Jose, California

1 airport
The best one-way flight to San Jose, California from Chicago in the past 72 hours is $238. The best round-trip flight deal from Chicago to San Jose, California found on momondo in the last 72 hours is $417.
The fastest flight from Chicago to San Jose, California takes 4h 35m
Direct flights go from Chicago to San Jose, California every day.
There is 1 airport near San Jose, California: San Jose (SJC)
Search flight deals

  • How far is Chicago to San Jose by plane?

    San Jose is 1836.7 mi away from Chicago. Flights usually cover this in 4h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to San Jose Airport?

    Prices for flights from Chicago to San Jose Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to San Jose Airport?

  • How old do you have to be to fly from Chicago to San Jose Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The travel and health documents required for your trip to San Jose Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Jose Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to San Jose, California?

  • What is the most popular airline from Chicago to San Jose, California?

Best airlines flying from Chicago to San Jose, California

Compare and see reviews for airlines that fly from Chicago to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $80Free CancellationRating
5.8
3,097 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $142Free CancellationRating
6.3
8,157 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $262Free CancellationRating
8.0
11,340 reviews
Search Alaska Airlines flights
DeltaPriceFrom $265Free CancellationRating
7.9
7,997 reviews
Search Delta flights
SouthwestPriceFrom $333Free CancellationRating
8.0
4,252 reviews
Search Southwest flights
United AirlinesPriceFrom $339Free CancellationRating
7.4
9,043 reviews
Search United Airlines flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,039 reviews
Search American Airlines flights

  • Southwest Flights From Chicago to San Jose, California

    Southwest flight deals from Chicago to San Jose, California start from $333 round-trip. Over the 10 Southwest flights for this route in a normal week, average airfare is usually $476 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From Chicago to San Jose, California

    Across 9,043 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Chicago to San Jose, California about 3 times each week, with ticket deals ranging from $339 to $504. Price data is based on momondo searches in the last 72 hours.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to San Jose?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to San Jose. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to San Jose with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Jose from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to San Jose?

momondo provides multiple filters to help you find the best flight to San Jose from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to San Jose right now. Can momondo alert me if prices change?

Price alerts on flights to San Jose from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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