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Cheap flights from Chicago O'Hare Intl Airport to San Jose from $91

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 O'Hare Intl Airport to San Jose departing on 2/12. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to San Jose

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:38 pm - 9:42 am
ORD
-
SJC
14h 04m1 stop
Frontier Logo
10:34 am - 9:03 pm
SJC
-
ORD
8h 29m1 stop
$239Frontier
Sun, Feb 8 - Thu, Feb 12
Alaska Airlines Logo
6:06 pm - 9:48 am
ORD
-
SJC
17h 42m1 stop
Alaska Airlines Logo
9:05 am - 11:50 pm
SJC
-
ORD
12h 45m1 stop
$242Alaska Airlines
Tue, Jan 20 - Sun, Feb 1
Multiple Airlines Logo
3:54 pm - 10:59 pm
ORD
-
SJC
9h 05m1 stop
Multiple Airlines Logo
8:20 pm - 6:08 am
SJC
-
ORD
7h 48m1 stop
$251Multiple Airlines
Fri, Mar 6 - Mon, Mar 9
Alaska Airlines Logo
8:00 am - 2:42 pm
ORD
-
SJC
8h 42m1 stop
Alaska Airlines Logo
6:15 am - 11:50 pm
SJC
-
ORD
15h 35m1 stop
$252Alaska Airlines
Fri, Jan 30 - Sun, Feb 1
Alaska Airlines Logo
6:06 pm - 9:48 am
ORD
-
SJC
17h 42m1 stop
Alaska Airlines Logo
12:46 pm - 11:37 pm
SJC
-
ORD
8h 51m1 stop
$257Alaska Airlines
Tue, Jan 27 - Tue, Feb 3
Alaska Airlines Logo
6:06 pm - 5:08 pm
ORD
-
SJC
25h 02m1 stop
Alaska Airlines Logo
3:36 pm - 1:10 pm
SJC
-
ORD
19h 34m2 stops
$258Alaska Airlines
Tue, Jan 20 - Sat, Jan 31
Alaska Airlines Logo
8:00 am - 2:42 pm
ORD
-
SJC
8h 42m1 stop
Alaska Airlines Logo
6:15 am - 5:10 pm
SJC
-
ORD
8h 55m1 stop
$260Alaska Airlines
Tue, Jan 20 - Tue, Feb 3
Alaska Airlines Logo
8:20 am - 5:33 pm
ORD
-
SJC
11h 13m1 stop
Alaska Airlines Logo
2:53 pm - 11:59 pm
SJC
-
ORD
7h 06m1 stop
$261Alaska Airlines
Wed, Feb 18 - Sat, Feb 21
Alaska Airlines Logo
3:54 pm - 9:22 am
ORD
-
SJC
19h 28m1 stop
Alaska Airlines Logo
7:05 pm - 6:39 am
SJC
-
ORD
9h 34m1 stop
$262Alaska Airlines
Wed, Mar 11 - Mon, Mar 23
Alaska Airlines Logo
8:00 am - 5:08 pm
ORD
-
SJC
11h 08m1 stop
Alaska Airlines Logo
6:15 am - 5:10 pm
SJC
-
ORD
8h 55m1 stop
$263Alaska Airlines
Sat, Jan 24 - Sun, Jan 25

Frontier flights from Chicago O'Hare Intl Airport to San Jose, California

Our best Frontier deals on Chicago O'Hare Intl Airport to San Jose, California flight tickets
Frontier
Feb 8
ORD9:38 pmChicago O'Hare Intl
14h 04m
1 stop
SJC9:42 amSan Jose
Feb 12
SJC10:34 amSan Jose
8h 29m
1 stop
ORD9:03 pmChicago O'Hare Intl
$239
Find similar
Frontier
Jan 11
ORD8:49 pmChicago O'Hare Intl
23h 25m
1 stop
SJC6:14 pmSan Jose
Jan 18
SJC11:14 amSan Jose
7h 57m
1 stop
ORD9:11 pmChicago O'Hare Intl
$293
Find similar
Frontier
Feb 19
ORD11:51 amChicago O'Hare Intl
8h 03m
1 stop
SJC5:54 pmSan Jose
Feb 22
SJC8:57 pmSan Jose
19h 12m
1 stop
ORD6:09 pmChicago O'Hare Intl
$343
Find similar

Alaska Airlines flights from Chicago O'Hare Intl Airport to San Jose, California

Our best Alaska Airlines deals on Chicago O'Hare Intl Airport to San Jose, California flight tickets
Alaska Airlines
Jan 20
ORD6:06 pmChicago O'Hare Intl
17h 42m
1 stop
SJC9:48 amSan Jose
Feb 2
SJC11:00 amSan Jose
10h 50m
1 stop
ORD11:50 pmChicago O'Hare Intl
$242
Find similar
Alaska Airlines
Jan 30
ORD8:00 amChicago O'Hare Intl
8h 42m
1 stop
SJC2:42 pmSan Jose
Feb 1
SJC6:15 amSan Jose
15h 35m
1 stop
ORD11:50 pmChicago O'Hare Intl
$252
Find similar
Alaska Airlines
Jan 27
ORD6:06 pmChicago O'Hare Intl
17h 42m
1 stop
SJC9:48 amSan Jose
Feb 3
SJC12:46 pmSan Jose
8h 51m
1 stop
ORD11:37 pmChicago O'Hare Intl
$257
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 December 26, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

Sun 2/8

9:38 pm-9:42 am

1 stop14h 04m

San Jose

Thu 2/12

10:34 am-9:03 pm

1 stop8h 29m

$239

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Tue 1/20

6:06 pm-9:48 am

1 stop17h 42m

San Jose

Sun 2/1

9:05 am-11:50 pm

1 stop12h 45m

$242

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Fri 3/6

3:54 pm-10:59 pm

1 stop9h 05m

San Jose

Mon 3/9

8:20 pm-6:08 am

1 stop7h 48m

$251

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Fri 1/30

8:00 am-2:42 pm

1 stop8h 42m

San Jose

Sun 2/1

6:15 am-11:50 pm

1 stop15h 35m

$252

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Tue 1/27

6:06 pm-9:48 am

1 stop17h 42m

San Jose

Tue 2/3

12:46 pm-11:37 pm

1 stop8h 51m

$257

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Tue 1/20

6:06 pm-5:08 pm

1 stop25h 02m

San Jose

Sat 1/31

3:36 pm-1:10 pm

2 stops19h 34m

$258

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Tue 1/20

8:00 am-2:42 pm

1 stop8h 42m

San Jose

Tue 2/3

6:15 am-5:10 pm

1 stop8h 55m

$260

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 2/18

8:20 am-5:33 pm

1 stop11h 13m

San Jose

Sat 2/21

2:53 pm-11:59 pm

1 stop7h 06m

$261

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Wed 3/11

3:54 pm-9:22 am

1 stop19h 28m

San Jose

Mon 3/23

7:05 pm-6:39 am

1 stop9h 34m

$262

ChicagoSan Jose

ORD - SJC

ORDSJC

Chicago O'Hare Intl

Sat 1/24

8:00 am-5:08 pm

1 stop11h 08m

San Jose

Sun 1/25

6:15 am-5:10 pm

1 stop8h 55m

$263

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 O'Hare Intl Airport 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 cheapest month to fly to San Jose, California?

The month of September is, on average, the cheapest month to fly to San Jose, California from Chicago O'Hare Intl Airport, with most prices found around $350. If you are unable to visit San Jose, California during the month of September, then departing from Chicago O'Hare Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $372.

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 O'Hare Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $440. 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 O'Hare Intl Airport to San Jose, California for around $653.

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 $432. In the morning is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $503 per ticket.

What is the cheapest Chicago O'Hare Intl to San Jose flight route?

Fly from Chicago O'Hare Intl to San Jose for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $429 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 O'Hare Intl Airport for as low as $338 on momondo.

What cabin class options are available on Chicago O'Hare Intl to San Jose flights?

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

How have Chicago O'Hare Intl Airport to San Jose, California flight prices changed over time?

As of December 2025, prices for Chicago O'Hare Intl Airport to San Jose, California flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to San Jose, California

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to San Jose, California (ORD to SJC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to San Jose, California

Best Price Found

$293

Fastest flight time

4h 36m

Direct flights

Every day

Airports in San Jose, California

1 airport
The best one-way flight to San Jose, California from Chicago O'Hare Intl Airport in the past 72 hours is $293. The best round-trip flight deal from Chicago O'Hare Intl Airport to San Jose, California found on momondo in the last 72 hours is $477.
The fastest flight from Chicago O'Hare Intl Airport to San Jose, California takes 4h 36m
Direct flights go from Chicago O'Hare Intl Airport to San Jose, California every day.
There is 1 airport in San Jose, California. From Chicago O'Hare Intl Airport there are direct flights to San Jose (SJC).
Search flight deals

  • How far is Chicago O'Hare Intl to San Jose by plane?

    A flight from Chicago O'Hare Intl to San Jose will travel around 1822.3 mi. 4h 36m is a normal flight duration for this route.

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

    Prices for flights from Chicago O'Hare Intl Airport to San Jose Airport refresh daily.

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

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to San Jose Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to San Jose, California?

  • What is the most popular airline from Chicago O'Hare Intl Airport to San Jose, California?

Best airlines flying from Chicago O'Hare Intl Airport to San Jose, California

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to San Jose, California with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $80Free CancellationRating
5.7
3,069 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $133Free CancellationRating
6.3
8,201 reviews
Search Spirit Airlines flights
DeltaPriceFrom $189Free CancellationRating
7.9
8,012 reviews
Search Delta flights
Alaska AirlinesPriceFrom $262Free CancellationRating
8.0
11,531 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $338Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights
SouthwestPriceFrom $348Free CancellationRating
8.0
4,258 reviews
Search Southwest flights
American AirlinesPriceFrom $352Free CancellationRating
7.2
11,057 reviews
Search American Airlines flights

  • Southwest Flights From Chicago O'Hare Intl Airport to San Jose, California

    Southwest is one of the most popular airlines flying from Chicago O'Hare Intl Airport to San Jose, California, operating 4 flights/week on average for this route. A good Southwest flight deal for Chicago O'Hare Intl Airport to San Jose, California starts from $348 round-trip, up to an average price of $532. Our users have rated Southwest at 8.0/10.

  • United Airlines Flights From Chicago O'Hare Intl Airport to San Jose, California

    Another popular option for Chicago O'Hare Intl Airport to San Jose, California flights is United Airlines (7.4/10, 9,114 ratings). United Airlines flies from Chicago O'Hare Intl Airport to San Jose, California around 5 times per week, with deals starting from $338 round-trip and rising to an average price of around $496.

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?

Flights from Chicago to San Jose with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Chicago to San Jose flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Chicago to San Jose flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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