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O'Hare Intl

$80+ Cheap flights from San Francisco Bay Area to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ORD
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to O'Hare Intl

Keep the following information in mind while searching for San Francisco Bay Area to O'Hare Intl flight deals. Data was last updated January 11, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$159
(Alaska Airlines)

One-way from

$80
(Expedia)

Popular in

November

Cheapest in

February

Average price

$342
Provider with most accurate pricing for San Francisco-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Chicago (CHI) flights.
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From San Francisco Bay Area to Chicago O'Hare Intl
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One-way flight from San Francisco Bay Area to Chicago O'Hare Intl
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Highest demand for flights based on searches. 15% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from San Francisco Bay Area to O'Hare Intl

Cheapest flights from San Francisco Bay Area to O'Hare Intl
Explore the most affordable flight options available from San Francisco Bay Area to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:15 amOAK - ORD
1 stop8h 18mAlaska Airlines
Wed 2/257:00 amORD - OAK
1 stop11h 37mAlaska Airlines
Deal found 1/8$159
This Kiwi.com deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/611:00 amSJC - ORD
1 stop10h 50mAlaska Airlines
Mon 2/96:06 pmORD - SJC
1 stop22h 36mAlaska Airlines
Deal found 1/9$172
This Alaska Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/311:00 amSJC - ORD
1 stop28h 10mAlaska Airlines
Mon 2/98:00 amORD - SJC
1 stop27h 48mAlaska Airlines
Deal found 1/8$173
This Kiwi.com deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:59 pmSJC - ORD
1 stop28h 57mAlaska Airlines
Tue 3/107:00 amORD - SJC
1 stop12h 09mAlaska Airlines
Deal found 1/9$178
This Delta deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2011:45 amSJC - ORD
1 stop10h 07mDelta
Fri 2/272:20 pmORD - SJC
1 stop9h 45mDelta
Deal found 1/8$179
This Kiwi.com deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2912:34 pmSJC - ORD
1 stop29h 55mFrontier
Sun 2/19:38 pmORD - SJC
1 stop14h 04mFrontier
Deal found 1/9$184
This Delta deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/209:15 amSJC - ORD
2 stops12h 37mDelta
Tue 2/242:20 pmORD - SJC
1 stop22h 35mDelta
Deal found 1/8$185
This CheapOair deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:02 pmSJC - ORD
1 stop9h 06mFrontier
Sat 3/147:39 pmORD - SJC
1 stop25h 46mFrontier
Deal found 1/9$186
This Delta deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/129:15 amSJC - ORD
2 stops12h 37mDelta
Wed 2/182:20 pmORD - SJC
2 stops11h 39mDelta
Deal found 1/9$190
This CheapOair deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:34 amSJC - ORD
1 stop8h 29mFrontier
Thu 2/266:34 pmORD - SJC
1 stop15h 21mFrontier
Deal found 1/9$191
This Alaska Airlines deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:24 amSJC - ORD
1 stop11h 35mAlaska Airlines
Sat 5/169:00 amORD - SJC
1 stop16h 37mAlaska Airlines
Deal found 1/9$198
This Delta deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2711:40 amSJC - ORD
1 stop10h 13mDelta
Fri 1/307:30 amORD - SJC
1 stop8h 04mDelta
Deal found 1/9$199

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to Chicago O'Hare Intl Airport that are best for you.

Fly from

San Francisco Bay Area

Fly to

O'Hare Intl

Route

Depart

Return

Price

OaklandChicago

OAK - ORD

OAKORD

Oakland

Tue 2/24

6:15 am-11:56 pm

1 stop15h 41m

Chicago O'Hare Intl

Wed 2/25

7:00 am-4:37 pm

1 stop11h 37m

$159

OaklandChicago

OAK - ORD

OAKORD

Oakland

Tue 2/3

8:10 am-11:50 pm

1 stop13h 40m

Chicago O'Hare Intl

Mon 2/9

8:00 am-11:03 am

1 stop29h 03m

$159

OaklandChicago

OAK - ORD

OAKORD

Oakland

Sat 2/21

6:15 am-11:56 pm

1 stop15h 41m

Chicago O'Hare Intl

Wed 2/25

3:54 pm-10:49 pm

1 stop8h 55m

$159

San JoseChicago

SJC - ORD

SJCORD

San Jose

Fri 2/27

11:45 am-11:52 pm

1 stop10h 07m

Chicago O'Hare Intl

Mon 3/2

7:40 am-1:37 pm

1 stop7h 57m

$179

San JoseChicago

SJC - ORD

SJCORD

San Jose

Fri 2/20

9:15 am-11:52 pm

2 stops12h 37m

Chicago O'Hare Intl

Thu 2/26

2:20 pm-1:37 pm

1 stop25h 17m

$185

San JoseChicago

SJC - ORD

SJCORD

San Jose

Thu 2/12

11:45 am-11:52 pm

1 stop10h 07m

Chicago O'Hare Intl

Wed 2/18

2:20 pm-11:59 pm

2 stops11h 39m

$185

OaklandChicago

OAK - ORD

OAKORD

Oakland

Sun 2/22

6:15 am-11:56 pm

1 stop15h 41m

Chicago O'Hare Intl

Fri 2/27

1:00 pm-10:49 pm

1 stop11h 49m

$201

OaklandChicago

OAK - ORD

OAKORD

Oakland

Fri 2/20

6:15 am-2:11 pm

1 stop29h 56m

Chicago O'Hare Intl

Sat 2/28

7:00 am-4:37 pm

1 stop11h 37m

$201

San JoseChicago

SJC - ORD

SJCORD

San Jose

Mon 1/26

11:40 am-11:53 pm

1 stop10h 13m

Chicago O'Hare Intl

Thu 1/29

7:30 am-3:57 pm

2 stops10h 27m

$205

OaklandChicago

OAK - ORD

OAKORD

Oakland

Tue 3/24

11:30 am-11:55 pm

2 stops10h 25m

Chicago O'Hare Intl

Mon 3/30

4:55 pm-12:10 am

1 stop9h 15m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco Bay Area to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from San Francisco Bay Area with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco Bay Area to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport?

Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport (average of $125). Flying from San Francisco Bay Area to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $257). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from XIH to ORD?

Find hourly flight availability from San Francisco Bay Area to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 11, 2026.

A simple way to save on the total cost of your ticket is to fly from San Francisco Bay Area to Chicago O'Hare Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from San Francisco Bay Area to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Francisco Bay Area to O'Hare Intl. Price data was last updated on January 10, 2026.

Travelers seeking maximum savings on their San Francisco Bay Area to Chicago O'Hare Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco Bay Area to Chicago O'Hare Intl Airport

Explore weekly flight availability from San Francisco Bay Area to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 11, 2026.

The most flights from zzXIH to ORD are scheduled on a Friday (59 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (34 on average).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated January 11, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and United Airlines from San Francisco Bay Area to Chicago O'Hare Intl Airport to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,680 reviews
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
8.0
Very good
4,253 reviews
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,145 reviews
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,102 reviews
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Frontier
5.7
Fair
3,059 reviews
Alaska Airlines
8.0
Very good
11,680 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco Bay Area to Chicago O'Hare Intl Airport?

    For as low as $257, Alaska Airlines can have you in Chicago O'Hare Intl Airport from San Francisco Bay Area in 4h 15m. Airlines will cover a distance of 1841 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from San Francisco Bay Area to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $60. Frontier flights start at $65 while deals on Alaska Airlines start at $98 one-way.

  • What are the most popular routes from San Francisco Bay Area to Chicago O'Hare Intl Airport?

    When deciding which route to take from San Francisco Bay Area to Chicago O'Hare Intl Airport consider San Francisco - Chicago O'Hare Intl, San Jose - Chicago O'Hare Intl or Oakland - Chicago O'Hare Intl as they are the most popular.

  • What are the most reliable airlines from San Francisco Bay Area to Chicago O'Hare Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco Bay Area to Chicago O'Hare Intl Airport on time: Gulf Air (100%), Qatar Airways (97%), Iberia (93%).

  • What are the cheapest flights from San Francisco Bay Area to Chicago O'Hare Intl Airport?

    The cheapest flight price from San Francisco Bay Area to Chicago O'Hare Intl Airport is $126. On average you can expect to pay $1,220. The most popular route, (San Francisco - Chicago O'Hare Intl), can usually be booked for $150.

  • Can I find deals for flights from San Francisco Bay Area to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on San Francisco Bay Area to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco Bay Area to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco Bay Area to O'Hare Intl.

  • Can I find deals for business class flights from San Francisco Bay Area to O'Hare Intl?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport (average of $125). Flying from San Francisco Bay Area to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $257). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Gurnee
Elgin
Naperville
Hoffman Estates
Beloit
Delavan
Oak Brook
Downers Grove
Des Plaines
Elk Grove Village
Skokie
Lake Geneva
Bridgeview
Kenosha
Warrenville
Waukegan
Aurora
Evanston

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco Bay Area to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to O'Hare Intl flights
San Francisco to O'Hare Intl flights
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Santa Ana to Midway flights
Ontario to Midway flights
Long Beach to O'Hare Intl flights
Burbank to Midway flights
Las Vegas to Midway flights
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Oakland to Midway flights
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Fresno to Midway flights
Monterey to O'Hare Intl flights
Santa Barbara to O'Hare Intl flights
Long Beach to Midway flights
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Bakersfield to O'Hare Intl flights
Reno to Midway flights
Palm Springs to Midway flights
Las Vegas to Rockford flights
Santa Rosa to O'Hare Intl flights
Medford to O'Hare Intl flights
Los Angeles to Rockford flights
San Francisco to Rockford flights
Medford to Midway flights
San Diego to Rockford flights
Yuma to O'Hare Intl flights
Bakersfield to Midway flights
Tijuana to Midway flights
Tijuana to O'Hare Intl flights
Arcata to O'Hare Intl flights
Ontario to Rockford flights
Sacramento to Rockford flights
San Jose to Rockford flights
Oakland to Rockford flights

Top 8 airlines flying from San Francisco Bay Area to O'Hare Intl

Discover the top 8 airlines that operate flights from San Francisco Bay Area to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$244FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$108Average$226FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$108Average$288FlexibilityNo cancel feeOn-time85%
DeltaCheapest$128Average$353FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$163Average$418FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$170Average$401FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$185Average$397FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$197Average$449FlexibilityNo cancel feeOn-time71%

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