Cheap flights from Chicago to San Francisco from $109

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to San Francisco

Cheap round-trip flights

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Frontier Logo
6:21 am - 11:33 amORD  Chicago O'Hare Intl-OAK Oakland
7h 12m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:28 pm - 5:01 amOAK  Oakland-ORD Chicago O'Hare Intl
14h 33m1 stop Las Vegas Harry Reid Intl
$225Frontier
Sat, Dec 12 - Mon, Dec 14
Frontier Logo
6:21 am - 11:33 amORD  Chicago O'Hare Intl-OAK Oakland
7h 12m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:28 pm - 5:01 amOAK  Oakland-ORD Chicago O'Hare Intl
14h 33m1 stop Las Vegas Harry Reid Intl
$226Frontier
Thu, Dec 10 - Tue, Dec 15
Frontier Logo
6:21 am - 11:33 amORD  Chicago O'Hare Intl-OAK Oakland
7h 12m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:28 pm - 5:01 amOAK  Oakland-ORD Chicago O'Hare Intl
14h 33m1 stop Las Vegas Harry Reid Intl
$231Frontier
Thu, Dec 10 - Tue, Dec 15
Southwest Logo
10:00 am - 12:45 pmMDW  Chicago Midway-OAK Oakland
4h 45mnonstop
Southwest Logo
11:50 pm - 5:55 amOAK  Oakland-MDW Chicago Midway
4h 05mnonstop
$297Southwest
Thu, Dec 10 - Tue, Jan 5
Southwest Logo
10:00 am - 12:45 pmMDW  Chicago Midway-OAK Oakland
4h 45mnonstop
Southwest Logo
6:30 am - 12:30 pmOAK  Oakland-MDW Chicago Midway
4h 00mnonstop
$297Southwest
Fri, Dec 4 - Mon, Dec 7
Southwest Logo
8:45 pm - 11:35 pmMDW  Chicago Midway-OAK Oakland
4h 50mnonstop
Southwest Logo
11:50 pm - 5:55 amOAK  Oakland-MDW Chicago Midway
4h 05mnonstop
$297Southwest
Thu, Dec 3 - Mon, Dec 7
Alaska Airlines Logo
3:19 pm - 10:50 pmORD  Chicago O'Hare Intl-OAK Oakland
9h 31m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:07 pm - 11:59 pmOAK  Oakland-ORD Chicago O'Hare Intl
7h 52m1 stop San Diego
$307Alaska Airlines
Fri, Dec 4 - Fri, Dec 11
Alaska Airlines Logo
2:08 pm - 7:39 pmORD  Chicago O'Hare Intl-OAK Oakland
7h 31m1 stop Portland
Alaska Airlines Logo
7:00 am - 5:49 pmOAK  Oakland-ORD Chicago O'Hare Intl
8h 49m1 stop Seattle/Tacoma Intl
$307Alaska Airlines
Wed, Dec 9 - Tue, Jan 5
Delta Logo
7:18 pm - 12:03 amORD  Chicago O'Hare Intl-OAK Oakland
6h 45m1 stop Salt Lake City
Delta Logo
12:34 pm - 9:56 pmOAK  Oakland-ORD Chicago O'Hare Intl
7h 22m1 stop Salt Lake City
$307Delta
Thu, Dec 10 - Tue, Dec 15
Delta Logo
2:41 pm - 12:03 amORD  Chicago O'Hare Intl-OAK Oakland
11h 22m2 stops Detroit Metropolitan Wayne County Salt Lake City
Delta Logo
12:34 pm - 9:56 pmOAK  Oakland-ORD Chicago O'Hare Intl
7h 22m1 stop Salt Lake City
$312Delta
Thu, Dec 10 - Tue, Dec 15

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Frontier flights from Chicago to Oakland, California

Our best Frontier deals on Chicago to Oakland, California flight tickets
Frontier
Dec 12
ORD6:21 amChicago O'Hare Intl
7h 12m
1 stop
OAK11:33 amOakland
Dec 14
OAK12:28 pmOakland
14h 33m
1 stop
ORD5:01 amChicago O'Hare Intl
$225
Frontier
Dec 10
ORD6:21 amChicago O'Hare Intl
7h 12m
1 stop
OAK11:33 amOakland
Dec 15
OAK12:28 pmOakland
14h 33m
1 stop
ORD5:01 amChicago O'Hare Intl
$226
Frontier
Dec 10
ORD6:21 amChicago O'Hare Intl
7h 12m
1 stop
OAK11:33 amOakland
Dec 15
OAK12:28 pmOakland
14h 33m
1 stop
ORD5:01 amChicago O'Hare Intl
$231

Southwest flights from Chicago to Oakland, California

Our best Southwest deals on Chicago to Oakland, California flight tickets
Southwest
Dec 3
MDW8:45 pmChicago Midway
4h 50m
OAK11:35 pmOakland
Dec 7
OAK11:50 pmOakland
4h 05m
MDW5:55 amChicago Midway
$297
Southwest
Dec 3
MDW6:05 amChicago Midway
6h 25m
1 stop
OAK10:30 amOakland
Dec 7
OAK6:30 amOakland
4h 00m
MDW12:30 pmChicago Midway
$307
Southwest
Dec 2
MDW4:10 pmChicago Midway
7h 00m
1 stop
OAK9:10 pmOakland
Dec 5
OAK11:50 pmOakland
4h 05m
MDW5:55 amChicago Midway
$329

momondo Fare Finder

 
Use the filters below to find and compare flights from Chicago to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Sat 12/12

6:21 am-11:33 am

1 stop7h 12m

Oakland

Mon 12/14

12:28 pm-5:01 am

1 stop14h 33m

$225

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Thu 12/10

6:21 am-11:33 am

1 stop7h 12m

Oakland

Tue 12/15

12:28 pm-5:01 am

1 stop14h 33m

$226

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Thu 12/10

6:21 am-11:33 am

1 stop7h 12m

Oakland

Tue 12/15

12:28 pm-5:01 am

1 stop14h 33m

$231

ChicagoOakland

MDW Chicago Midway - OAK Oakland

MDWOAK

Chicago Midway

Thu 12/10

10:00 am-12:45 pm

Nonstop4h 45m

Oakland

Tue 1/5

11:50 pm-5:55 am

Nonstop4h 05m

$297
Quickest round-trip

ChicagoOakland

MDW Chicago Midway - OAK Oakland

MDWOAK

Chicago Midway

Fri 12/4

10:00 am-12:45 pm

Nonstop4h 45m

Oakland

Mon 12/7

6:30 am-12:30 pm

Nonstop4h 00m

$297

ChicagoOakland

MDW Chicago Midway - OAK Oakland

MDWOAK

Chicago Midway

Thu 12/3

8:45 pm-11:35 pm

Nonstop4h 50m

Oakland

Mon 12/7

11:50 pm-5:55 am

Nonstop4h 05m

$297

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Fri 12/4

3:19 pm-10:50 pm

1 stop9h 31m

Oakland

Fri 12/11

2:07 pm-11:59 pm

1 stop7h 52m

$307

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Wed 12/9

2:08 pm-7:39 pm

1 stop7h 31m

Oakland

Tue 1/5

7:00 am-5:49 pm

1 stop8h 49m

$307

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Thu 12/10

7:18 pm-12:03 am

1 stop6h 45m

Oakland

Tue 12/15

12:34 pm-9:56 pm

1 stop7h 22m

$307

ChicagoOakland

ORD Chicago O'Hare Intl - OAK Oakland

ORDOAK

Chicago O'Hare Intl

Thu 12/10

2:41 pm-12:03 am

2 stops11h 22m

Oakland

Tue 12/15

12:34 pm-9:56 pm

1 stop7h 22m

$312

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 Francisco from

How to get the cheapest flight ticket from Chicago 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 typical price of a round-trip flight between Chicago and Oakland, California?

Prices are currently low for flights on this route.

Typical prices usually range from $349 to $588.
The lowest price recently found on this route was $225.

What is the cheapest month to fly to Oakland, California?

The month of April is, on average, the cheapest month to fly to Oakland, California from Chicago, with most prices found around $327. If you aren’t able to travel to Oakland, California during the month of April, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $329.

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

According to our data, Saturday is the cheapest day to fly to Oakland, California from Chicago. The lowest ticket price found for a Saturday departure recently was $365. 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 Sunday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Oakland, California for around $699.

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

In the evening is the cheapest time of day to fly from Chicago to Oakland, California when you can find flight prices for as low as $350. Flying to Oakland, California in the evening 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 $599.

What is the cheapest Chicago to Oakland flight route?

Fly from Chicago Midway to Oakland for the best Chicago - Oakland flight prices

What cabin class options are available on Chicago to Oakland, California flights?

There is only 1 cabin class available to choose from on Chicago to Oakland, California 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 Oakland, California flights?

You could potentially save up to 11% on your flight if you consider stops on a Chicago to Oakland, California flight.

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

As of November 2026, prices for Chicago to Oakland, California flights are approximately 66% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Oakland, California

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

Cheap Chicago to Oakland, California (CHI to OAK) flight deals and tips

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

Best Price Found

$109

Fastest flight time

4h 35m

Direct flights

Every day

Airports in Oakland, California

1 airport
The best one-way flight to Oakland, California from Chicago in the past 72 hours is $109. The best round-trip flight deal from Chicago to Oakland, California found on momondo in the last 72 hours is $225.
The fastest flight from Chicago to Oakland, California takes 4h 35m
Direct flights go from Chicago to Oakland, California every day.
There is 1 airport in Oakland, California. From Chicago there are direct flights to Oakland (OAK).

Frequently asked questions about flying from Chicago to Oakland, California

  • How far is Chicago to Oakland by plane?

    Oakland is 1845.3 mi away from Chicago. By plane, this route typically takes 4h 35m.

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

    Prices for flights from Chicago to Oakland Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Chicago to Oakland 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 to Oakland Airport.

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

    The travel and health documents required for your trip to Oakland 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 Oakland 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 Oakland, California?

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

Best airlines flying from Chicago to Oakland, California

Compare and see reviews for airlines that fly from Chicago to Oakland, California with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $165Free CancellationRating
7.9
13,159 reviews
Search Alaska Airlines flights
DeltaPriceFrom $177Free CancellationRating
7.8
8,699 reviews
Search Delta flights
SouthwestPriceFrom $274Free CancellationRating
8.0
4,217 reviews
Search Southwest flights
  • Southwest Flights From Chicago to Oakland, California

    Southwest flies from Chicago to Oakland, California around 9 times per week, with 4,217 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Chicago to Oakland, California in the last 72 hours was $274 (round-trip), much lower than the average airfare cost of $429 for Southwest flights on this route.

Why use momondo?

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

Finding the right flight to Oakland from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oakland quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Oakland 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 Oakland?

Once you have performed a search for Chicago to Oakland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Chicago to Oakland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oakland and let you know when they change.

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1 adult
Wed 12/9
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