O'Hare Intl

$59+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ORD
May 6 — May 131
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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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$210
(Frontier)

One-way from

$59
(eDestinos)

Popular in

December

Cheapest in

February

Average price

$343
Provider with most accurate pricing for San Francisco-Chicago (CHI) flight deals.
Provider most trusted by Cheapflights users for San Francisco-Chicago (CHI) flights.
From San Francisco Bay Area to Chicago O'Hare Intl
One-way flight from San Francisco Bay Area to Chicago O'Hare Intl
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in May 2025

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 May 1, 2025.

This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:15 amSFO - ORD
1 stop15h 37mFrontier
Sat 5/316:00 amORD - SFO
1 stop13h 19mFrontier
Deal found 4/30$210
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/106:49 pmSFO - ORD
1 stop8h 51mHawaiian Airlines
Sat 6/147:18 pmORD - SFO
Nonstop4h 48mHawaiian Airlines
Deal found 4/30$211
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1411:45 pmSFO - ORD
1 stop9h 58mMultiple Airlines
Sat 5/317:59 pmORD - SFO
Nonstop4h 50mMultiple Airlines
Deal found 4/30$213
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:00 amSFO - ORD
1 stop8h 45mSouthwest
Tue 6/106:55 pmORD - SFO
1 stop6h 35mSouthwest
Deal found 4/30$216
This United Airlines deal was found by Cheapflights users on 4/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/26:10 amSFO - ORD
Nonstop4h 30mUnited Airlines
Fri 6/62:33 pmORD - SFO
Nonstop4h 50mUnited Airlines
Deal found 4/30$217
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:50 pmSFO - ORD
Nonstop4h 33mAmerican Airlines
Sun 6/86:45 amORD - SFO
Nonstop4h 38mAmerican Airlines
Deal found 4/30$220
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/106:30 amSFO - ORD
1 stop8h 30mAlaska Airlines
Sat 5/107:13 pmORD - SFO
Nonstop4h 59mAlaska Airlines
Deal found 4/30$222
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:00 amSJC - ORD
3 stops27h 50mSpirit Airlines
Tue 6/39:02 pmORD - SJC
1 stop28h 27mSpirit Airlines
Deal found 4/29$226
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/512:20 pmSJC - ORD
1 stop9h 21mFrontier
Thu 5/88:14 pmORD - SJC
1 stop24h 27mFrontier
Deal found 4/29$228
This CheapOair deal was found by Cheapflights users on 4/29. 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.
Mon 5/127:41 pmSJC - ORD
1 stop7h 29mMultiple Airlines
Thu 5/159:02 pmORD - SJC
1 stop15h 03mMultiple Airlines
Deal found 4/29$234
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/129:38 pmOAK - ORD
1 stop6h 34mSpirit Airlines
Sun 6/159:35 pmORD - OAK
2 stops14h 01mSpirit Airlines
Deal found 4/30$255
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1910:36 amOAK - ORD
2 stops16h 49mMultiple Airlines
Sat 5/316:00 amORD - OAK
1 stop9h 36mMultiple Airlines
Deal found 4/30$256

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 May 1, 2025.
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

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sun 5/25

6:15 am-11:52 pm

1 stop15h 37m

Chicago O'Hare Intl

Sat 5/31

6:00 am-5:19 pm

1 stop13h 19m

$210

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 6/10

6:49 pm-5:40 am

1 stop8h 51m

Chicago O'Hare Intl

Sat 6/14

7:18 pm-10:06 pm

Nonstop4h 48m

$211

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 5/14

11:45 pm-11:43 am

1 stop9h 58m

Chicago O'Hare Intl

Sat 5/31

7:59 pm-10:49 pm

Nonstop4h 50m

$213

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 6/3

6:00 am-4:45 pm

1 stop8h 45m

Chicago O'Hare Intl

Tue 6/10

6:55 pm-11:30 pm

1 stop6h 35m

$216

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 6/2

11:59 pm-6:19 am

Nonstop4h 20m

Chicago O'Hare Intl

Thu 6/5

2:33 pm-5:23 pm

Nonstop4h 50m

$217

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 5/30

2:50 pm-9:23 pm

Nonstop4h 33m

Chicago O'Hare Intl

Sun 6/8

6:45 am-9:23 am

Nonstop4h 38m

$220

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 5/10

6:30 am-5:00 pm

1 stop8h 30m

Chicago O'Hare Intl

Sat 5/10

7:13 pm-10:12 pm

Nonstop4h 59m

$222

San JoseChicago

SJC - ORD

SJCORD

San Jose

Fri 5/30

6:00 am-11:50 am

3 stops27h 50m

Chicago O'Hare Intl

Tue 6/3

9:02 pm-11:29 pm

1 stop28h 27m

$226

San JoseChicago

SJC - ORD

SJCORD

San Jose

Mon 5/12

7:41 pm-5:10 am

1 stop7h 29m

Chicago O'Hare Intl

Thu 5/15

9:02 pm-10:05 am

1 stop15h 03m

$234

San JoseChicago

SJC - ORD

SJCORD

San Jose

Thu 5/29

2:33 pm-8:53 pm

1 stop28h 20m

Chicago O'Hare Intl

Thu 6/5

6:00 am-11:18 am

1 stop7h 18m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 51 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, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport (average of $245). Flying from San Francisco Bay Area to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 May 1, 2025.

When flying from San Francisco Bay Area to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 May 1, 2025.

The most flights from zzXIH to ORD are scheduled on a Wednesday (79 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Francisco Bay Area to Chicago by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.
  • 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 $59. American Airlines flights start at $101 while deals on Southwest start at $105 one-way.

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

  • 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: Royal Jordanian (97%), Brussels Airlines (92%), Austrian Airlines (90%).

  • 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 $99. On average you can expect to pay $860. The most popular route, (San Francisco - Chicago O'Hare Intl), can usually be booked for $177.

  • 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, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Chicago O'Hare Intl Airport (average of $245). Flying from San Francisco Bay Area to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 San Francisco Bay Area?

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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.

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$229FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$113Average$264FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$138Average$405FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$138Average$337FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$185Average$401FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$203Average$500FlexibilityNo cancel feeOn-time71%
DeltaCheapest$235Average$333FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$263Average$474FlexibilityNo cancel feeOn-time63%

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