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Cheap flights from Chicago O'Hare Intl Airport to San Francisco from $84

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 Francisco departing on 9/29. 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 Francisco

Cheap round-trip flights

Spirit Airlines Logo
11:15 am - 11:32 pmORD-OAK
14h 17m1 stop
Spirit Airlines Logo
6:30 am - 9:32 pmOAK-ORD
13h 02m1 stop
$225Spirit Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 1
Spirit Airlines Logo
6:05 pm - 11:32 pmORD-OAK
7h 27m1 stop
Spirit Airlines Logo
6:30 am - 9:32 pmOAK-ORD
13h 02m1 stop
$231Spirit Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 1
Spirit Airlines Logo
11:15 am - 11:32 pmORD-OAK
14h 17m1 stop
Spirit Airlines Logo
10:56 am - 9:32 pmOAK-ORD
8h 36m2 stops
$232Spirit Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 1
Multiple Airlines Logo
11:15 am - 11:32 pmORD-OAK
14h 17m1 stop
Multiple Airlines Logo
7:06 pm - 5:01 amOAK-ORD
7h 55m1 stop
$233Multiple Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Multiple Airlines Logo
11:15 am - 11:32 pmORD-OAK
14h 17m1 stop
Multiple Airlines Logo
10:56 am - 9:37 amOAK-ORD
44h 41m2 stops
$236Multiple Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4
Alaska Airlines Logo
8:00 am - 1:55 pmORD-OAK
7h 55m1 stop
Alaska Airlines Logo
11:05 am - 9:40 pmOAK-ORD
8h 35m1 stop
$261Alaska Airlines
Find Deal
Tue, Oct 28 - Thu, Oct 30
Alaska Airlines Logo
5:59 pm - 12:03 amORD-OAK
8h 04m1 stop
Alaska Airlines Logo
2:49 pm - 12:24 amOAK-ORD
7h 35m1 stop
$272Alaska Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Hawaiian Airlines Logo
3:25 pm - 11:59 pmORD-OAK
10h 34m1 stop
Hawaiian Airlines Logo
2:49 pm - 12:24 amOAK-ORD
7h 35m1 stop
$276Hawaiian Airlines
Find Deal
Fri, Nov 14 - Sat, Nov 15
Southwest Logo
5:25 pm - 9:45 pmORD-OAK
6h 20m1 stop
Southwest Logo
5:05 am - 2:00 pmOAK-ORD
6h 55m1 stop
$307Southwest
Find Deal
Tue, Oct 14 - Sat, Oct 18
Southwest Logo
2:15 pm - 8:35 pmORD-OAK
8h 20m1 stop
Southwest Logo
12:45 pm - 10:35 pmOAK-ORD
7h 50m2 stops
$308Southwest
Find Deal
Mon, Nov 17 - Wed, Nov 19

Spirit Airlines flights from Chicago O'Hare Intl Airport to Oakland, California

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to Oakland, California flight tickets
Spirit Airlines
Sep 30
ORD11:15 amChicago O'Hare Intl
14h 17m
1 stop
OAK11:32 pmOakland
Oct 1
OAK6:30 amOakland
13h 02m
1 stop
ORD9:32 pmChicago O'Hare Intl
$225
Find similar
Spirit Airlines
Sep 29
ORD6:05 pmChicago O'Hare Intl
7h 27m
1 stop
OAK11:32 pmOakland
Oct 1
OAK6:30 amOakland
13h 02m
1 stop
ORD9:32 pmChicago O'Hare Intl
$231
Find similar
Spirit Airlines
Sep 30
ORD11:15 amChicago O'Hare Intl
14h 17m
1 stop
OAK11:32 pmOakland
Oct 1
OAK10:56 amOakland
8h 36m
2 stops
ORD9:32 pmChicago O'Hare Intl
$232
Find similar

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

Our best Alaska Airlines deals on Chicago O'Hare Intl Airport to Oakland, California flight tickets
Alaska Airlines
Oct 28
ORD8:00 amChicago O'Hare Intl
7h 55m
1 stop
OAK1:55 pmOakland
Oct 30
OAK11:05 amOakland
8h 35m
1 stop
ORD9:40 pmChicago O'Hare Intl
$261
Find similar
Alaska Airlines
Oct 21
ORD5:59 pmChicago O'Hare Intl
8h 04m
1 stop
OAK12:03 amOakland
Oct 28
OAK2:49 pmOakland
7h 35m
1 stop
ORD12:24 amChicago O'Hare Intl
$272
Find similar
Alaska Airlines
Mar 10
ORD2:05 pmChicago O'Hare Intl
7h 09m
1 stop
OAK7:14 pmOakland
Mar 11
OAK6:35 pmOakland
8h 29m
1 stop
ORD5:04 amChicago O'Hare Intl
$277
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Oakland, 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 9/30

11:15 am-11:32 pm

1 stop14h 17m

Oakland

Wed 10/1

6:30 am-9:32 pm

1 stop13h 02m

$225

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Mon 9/29

6:05 pm-11:32 pm

1 stop7h 27m

Oakland

Wed 10/1

6:30 am-9:32 pm

1 stop13h 02m

$231

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 9/30

11:15 am-11:32 pm

1 stop14h 17m

Oakland

Wed 10/1

10:56 am-9:32 pm

2 stops8h 36m

$232

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Wed 10/1

11:15 am-11:32 pm

1 stop14h 17m

Oakland

Wed 10/8

7:06 pm-5:01 am

1 stop7h 55m

$233

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 9/30

11:15 am-11:32 pm

1 stop14h 17m

Oakland

Sat 10/4

10:56 am-9:37 am

2 stops44h 41m

$236

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 10/28

8:00 am-1:55 pm

1 stop7h 55m

Oakland

Thu 10/30

11:05 am-9:40 pm

1 stop8h 35m

$261

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 10/21

5:59 pm-12:03 am

1 stop8h 04m

Oakland

Tue 10/28

2:49 pm-12:24 am

1 stop7h 35m

$272

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Fri 11/14

3:25 pm-11:59 pm

1 stop10h 34m

Oakland

Sat 11/15

2:49 pm-12:24 am

1 stop7h 35m

$276

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Tue 10/14

5:25 pm-9:45 pm

1 stop6h 20m

Oakland

Sat 10/18

5:05 am-2:00 pm

1 stop6h 55m

$307

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

Mon 11/17

2:15 pm-8:35 pm

1 stop8h 20m

Oakland

Wed 11/19

12:45 pm-10:35 pm

2 stops7h 50m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Oakland, 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 Oakland, California?

The month of September is, on average, the cheapest month to fly to Oakland, California from Chicago O'Hare Intl Airport, with most prices found around $265. If you aren’t able to travel to Oakland, California during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $281.

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

According to our data, Monday is the cheapest day to fly to Oakland, California from Chicago O'Hare Intl Airport. The lowest ticket price found for a Monday departure recently was $382. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Oakland, California for around $610.

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

At noon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Oakland, California when you can find flight prices for as low as $354. Flying to Oakland, California at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $580.

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

As of September 2025, prices for Chicago O'Hare Intl Airport to Oakland, California flights are approximately 93% more expensive when compared to flights at the same time last year.

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

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

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

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Oakland, California. There are no popular flight routes from Chicago O'Hare Intl Airport to Oakland, California.
Search flight deals

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

    Chicago O'Hare Intl and Oakland are 1830.7 mi apart from one another. In terms of flight time, this usually takes a little over 6h 17m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Oakland Airport were last updated today.

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

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Oakland 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 O'Hare Intl Airport to Oakland Airport.

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

    The travel and health documents you'll need for your trip to Oakland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oakland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Oakland, California with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $83Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
SouthwestPriceFrom $242Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Oakland for you.

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

Yes. momondo enables you to select and highlight flights to Oakland from Chicago with this policy.

How can momondo help me find flights from Chicago to Oakland?

momondo helps you find the best flight between Chicago and Oakland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Oakland, momondo offers a useful price alert feature which will track prices for flights to Oakland from Chicago and alert you when they change.

An easier way to manage your Oakland, California trip

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