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Cheap flights from Illinois to San Francisco from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to San Francisco departing on 2/8. 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 Illinois to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:51 pm - 11:59 pmORD-OAK
8h 08m1 stop
Alaska Airlines Logo
2:31 pm - 11:59 pmOAK-ORD
7h 28m1 stop
$238Alaska Airlines
Find Deal
mar., dic. 9 - sáb., dic. 13
Southwest Logo
8:55 pm - 11:50 pmMDW-OAK
4h 55mnonstop
Southwest Logo
6:15 am - 2:00 pmOAK-MDW
5h 45m1 stop
$249Southwest
Find Deal
sáb., feb. 28 - sáb., mar. 7
Southwest Logo
8:10 am - 2:55 pmMDW-OAK
8h 45m2 stops
Southwest Logo
6:30 am - 12:35 pmOAK-MDW
4h 05mnonstop
$254Southwest
Find Deal
jue., ene. 22 - dom., ene. 25
Alaska Airlines Logo
5:51 pm - 11:59 pmORD-OAK
8h 08m1 stop
Alaska Airlines Logo
2:31 pm - 11:59 pmOAK-ORD
7h 28m1 stop
$256Alaska Airlines
Find Deal
mié., dic. 3 - mar., dic. 9
Alaska Airlines Logo
3:35 pm - 11:59 pmORD-OAK
10h 24m1 stop
Alaska Airlines Logo
2:31 pm - 11:59 pmOAK-ORD
7h 28m1 stop
$258Alaska Airlines
Find Deal
vie., dic. 5 - mar., dic. 16
Delta Logo
7:40 pm - 12:08 amORD-OAK
6h 28m1 stop
Delta Logo
12:30 pm - 9:21 pmOAK-ORD
6h 51m1 stop
$259Delta
Find Deal
mar., dic. 2 - sáb., dic. 13
Southwest Logo
6:05 pm - 10:55 pmMDW-OAK
6h 50m1 stop
Southwest Logo
5:40 am - 1:40 pmOAK-MDW
6h 00m1 stop
$259Southwest
Find Deal
vie., dic. 12 - mié., dic. 17
Southwest Logo
3:05 pm - 9:40 pmORD-OAK
8h 35m2 stops
Southwest Logo
12:30 pm - 10:35 pmOAK-ORD
8h 05m1 stop
$260Southwest
Find Deal
sáb., feb. 21 - mar., feb. 24
Delta Logo
7:40 pm - 12:08 amORD-OAK
6h 28m1 stop
Delta Logo
4:50 pm - 8:39 amOAK-ORD
13h 49m2 stops
$264Delta
Find Deal
vie., dic. 5 - lun., dic. 15
Delta Logo
11:15 am - 9:38 pmORD-OAK
12h 23m2 stops
Delta Logo
5:55 am - 5:56 pmOAK-ORD
10h 01m2 stops
$269Delta
Find Deal
sáb., ene. 10 - sáb., ene. 17

Alaska Airlines flights from Illinois to Oakland, California

Our best Alaska Airlines deals on Illinois to Oakland, California flight tickets
Alaska Airlines
Dec 9
ORD5:51 pmChicago O'Hare Intl
8h 08m
1 stop
OAK11:59 pmOakland
Dec 13
OAK2:31 pmOakland
7h 28m
1 stop
ORD11:59 pmChicago O'Hare Intl
$238
Find similar
Alaska Airlines
Dec 3
ORD5:51 pmChicago O'Hare Intl
8h 08m
1 stop
OAK11:59 pmOakland
Dec 9
OAK2:31 pmOakland
7h 28m
1 stop
ORD11:59 pmChicago O'Hare Intl
$256
Find similar
Alaska Airlines
Dec 5
ORD3:35 pmChicago O'Hare Intl
10h 24m
1 stop
OAK11:59 pmOakland
Dec 16
OAK2:31 pmOakland
7h 28m
1 stop
ORD11:59 pmChicago O'Hare Intl
$258
Find similar

Southwest flights from Illinois to Oakland, California

Our best Southwest deals on Illinois to Oakland, California flight tickets
Southwest
Feb 28
MDW8:55 pmChicago Midway
4h 55m
OAK11:50 pmOakland
Mar 7
OAK6:15 amOakland
5h 45m
1 stop
MDW2:00 pmChicago Midway
$249
Find similar
Southwest
Jan 22
MDW8:10 amChicago Midway
8h 45m
2 stops
OAK2:55 pmOakland
Jan 25
OAK6:30 amOakland
4h 05m
MDW12:35 pmChicago Midway
$254
Find similar
Southwest
Dec 12
MDW6:05 pmChicago Midway
6h 50m
1 stop
OAK10:55 pmOakland
Dec 17
OAK5:40 amOakland
6h 00m
1 stop
MDW1:40 pmChicago Midway
$259
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 noviembre 10, 2025.
Use the filters below to find and compare flights from Illinois to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

mar. 12/9

5:51 pm-11:59 pm

1 stop8h 08m

Oakland

sáb. 12/13

2:31 pm-11:59 pm

1 stop7h 28m

$238

ChicagoOakland

MDW - OAK

MDWOAK

Chicago Midway

sáb. 2/28

8:55 pm-11:50 pm

Nonstop4h 55m

Oakland

sáb. 3/7

6:15 am-2:00 pm

1 stop5h 45m

$249

ChicagoOakland

MDW - OAK

MDWOAK

Chicago Midway

jue. 1/22

8:10 am-2:55 pm

2 stops8h 45m

Oakland

dom. 1/25

6:30 am-12:35 pm

Nonstop4h 05m

$254

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

mié. 12/3

5:51 pm-11:59 pm

1 stop8h 08m

Oakland

mar. 12/9

2:31 pm-11:59 pm

1 stop7h 28m

$256

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

vie. 12/5

3:35 pm-11:59 pm

1 stop10h 24m

Oakland

mar. 12/16

2:31 pm-11:59 pm

1 stop7h 28m

$258

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

mar. 12/2

7:40 pm-12:08 am

1 stop6h 28m

Oakland

sáb. 12/13

12:30 pm-9:21 pm

1 stop6h 51m

$259

ChicagoOakland

MDW - OAK

MDWOAK

Chicago Midway

vie. 12/12

6:05 pm-10:55 pm

1 stop6h 50m

Oakland

mié. 12/17

5:40 am-1:40 pm

1 stop6h 00m

$259

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

sáb. 2/21

3:05 pm-9:40 pm

2 stops8h 35m

Oakland

mar. 2/24

12:30 pm-10:35 pm

1 stop8h 05m

$260

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

vie. 12/5

7:40 pm-12:08 am

1 stop6h 28m

Oakland

lun. 12/15

4:50 pm-8:39 am

2 stops13h 49m

$264

ChicagoOakland

ORD - OAK

ORDOAK

Chicago O'Hare Intl

sáb. 1/10

11:15 am-9:38 pm

2 stops12h 23m

Oakland

sáb. 1/17

5:55 am-5:56 pm

2 stops10h 01m

$269

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 Illinois 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 Illinois, with most prices found around $252. If you aren’t able to travel to Oakland, California during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $286.

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 Illinois. The lowest ticket price found for a Monday departure recently was $333. 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 Illinois to Oakland, California for around $617.

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 Illinois 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 $613.

What is the cheapest Illinois to Oakland flight route?

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

What cabin class options are available on Illinois to Oakland flights?

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

You could potentially save up to 7% on your flight if you consider stops on a Illinois to Oakland, California flight.

Cheap Illinois to Oakland, California flight deals and tips

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

Best Price Found

$249

Fastest flight time

4h 35m

Direct flights

Every day

Airports in Oakland, California

1 airport
The best one-way flight to Oakland, California from Illinois in the past 72 hours is $249. The best round-trip flight deal from Illinois to Oakland, California found on momondo in the last 72 hours is $387.
The fastest flight from Illinois to Oakland, California takes 4h 35m
Direct flights go from Illinois to Oakland, California every day.
There is 1 airport near Oakland, California: Oakland (OAK)
Search flight deals

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

    Prices for flights from Illinois to Oakland Airport refresh daily.

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

  • How old do you have to be to fly from Illinois to Oakland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois 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 Illinois to Oakland, California?

Best airlines flying from Illinois to Oakland, California

Compare and see reviews for airlines that fly from Illinois to Oakland, California with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $83Free CancellationRating
6.3
8,131 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $245Free CancellationRating
8.0
4,236 reviews
Search Southwest flights

Why use momondo?

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

Finding the right flight to Oakland from Illinois 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 Illinois to Oakland with flexible booking policies on momondo?

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

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

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

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

Yes momondo offers price alerts on flights to Oakland from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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mié. 12/10
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