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Cheap flights from Chicago O'Hare Intl Airport to San Francisco from C$ 155

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SFO
26 Dec — 2 Jan1
1 adult

Cheap flight deals from O'Hare Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 December 2024.

Round-trip from

C$ 298

One-way from

C$ 155

Popular in

March

Cheapest in

September

Average price

C$ 522
United Airlines
  • United Airlines
  • 10/1-14/1
  • Nonstop
  • 9h 07m total
  • Chicago to San Francisco
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United Airlines
  • United Airlines
  • 9/4
  • 1 total stop
  • 6h 34m total
  • Chicago to San Francisco
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High demand for flights, 2% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from O'Hare Intl to San Francisco

Cheapest flights from O'Hare Intl to San Francisco
Explore the most affordable flight options available from O'Hare Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2024.

Mon 23/124:20 p.m.ORD - SFO
Nonstop4h 41mUnited Airlines
Tue 31/122:50 p.m.SFO - ORD
Nonstop4h 24mUnited Airlines
Deal found 20/12C$ 581
Sun 22/126:56 p.m.ORD - SFO
Nonstop5h 03mAlaska Airlines
Wed 15/17:55 p.m.SFO - ORD
1 stop15h 12mAlaska Airlines
Deal found 20/12C$ 593
Wed 25/1210:00 a.m.ORD - SFO
1 stop14h 51mSun Country Air
Mon 30/1211:59 p.m.SFO - ORD
1 stop15h 39mSun Country Air
Deal found 21/12C$ 601
Wed 25/124:00 p.m.ORD - SFO
1 stop8h 35mSouthwest
Sat 11/17:50 a.m.SFO - ORD
2 stops8h 40mSouthwest
Deal found 21/12C$ 614
Fri 20/125:40 a.m.ORD - SFO
1 stop9h 06mDelta
Sun 19/15:55 a.m.SFO - ORD
1 stop8h 18mDelta
Deal found 20/12C$ 636

Find flights from O'Hare Intl to San Francisco within your budget

Customize your flight search to find flights from O'Hare Intl to San Francisco 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 629,999 searches. Data last updated 21 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 10/1

8:55 a.m.-11:43 a.m.

Nonstop4h 48m

San Francisco

Tue 14/1

11:59 p.m.-6:18 a.m.

Nonstop4h 19m

C$ 298

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 24/1

6:55 p.m.-9:54 p.m.

Nonstop4h 59m

San Francisco

Tue 28/1

7:00 a.m.-5:59 p.m.

1 stop8h 59m

C$ 311

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 11/1

7:15 a.m.-3:47 p.m.

1 stop10h 32m

San Francisco

Thu 23/1

5:55 a.m.-4:13 p.m.

1 stop8h 18m

C$ 368

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 14/2

12:15 p.m.-8:10 p.m.

1 stop9h 55m

San Francisco

Wed 19/2

10:35 a.m.-9:30 p.m.

2 stops8h 55m

C$ 390

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Wed 9/4

7:10 a.m.-11:44 a.m.

1 stop6h 34m

C$ 155

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 4/4

3:16 p.m.-8:44 p.m.

1 stop7h 28m

C$ 170

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Mon 13/1

4:58 p.m.-11:22 p.m.

1 stop8h 24m

C$ 181

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 15/2

2:55 p.m.-10:30 p.m.

2 stops9h 35m

C$ 206

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 26/12

7:50 p.m.-10:51 p.m.

1 stop29h 01m

C$ 386

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 21/3

1:00 p.m.-10:08 p.m.

1 stop11h 08m

C$ 548

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/12

Best time to book a flight from O'Hare Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from O'Hare Intl 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.

Travel insights for flights from O'Hare Intl to San Francisco

Get recent, data-driven insights about flights from O'Hare Intl to San Francisco including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago O'Hare Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to San Francisco. Price data was last updated on 13 December 2024.

The best time to book flights from Chicago O'Hare Intl Airport to San Francisco is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of C$ 276). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of C$ 379). 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 ORD to SFO?

Find hourly flight availability from O'Hare Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 December 2024.

One of the essential ways to save on airfare from Chicago O'Hare Intl Airport to San Francisco is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 52% on airfare.

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

Explore weekly flight availability from O'Hare Intl to San Francisco. 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 21 December 2024.

The most flights from ORD to SFO are scheduled on a Saturday (82 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (35 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 21 December 2024.
To help decide which airline to fly from Chicago to San Francisco, see what other customers have to say about United Airlines, Alaska Airlines and Southwest. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
4,814 reviews
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,540 reviews
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,597 reviews
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

JetBlue
7.4
Good
3,266 reviews
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
9,035 reviews
Southwest
8.1
Very good
4,814 reviews
Check prices

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

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

  • What airport do you fly into for flights to San Francisco from Chicago O'Hare Intl?

    If you book a flight to San Francisco from Chicago O'Hare Intl, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 19.0 km from the centre of San Francisco. There are 56 flights from Chicago O'Hare Intl to San Francisco per day from 1 airline.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Francisco round-trip?

    According to our current data, United Airlines (C$ 298), Alaska Airlines (C$ 311), and Delta (C$ 368) offers the cheapest pricing from Chicago O'Hare Intl Airport to San Francisco. These flights start at 38% lower than the current average price 3 months from now.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 155. Users have also found prices from C$ 181 and C$ 183 on Delta and Alaska Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to San Francisco are Air China (100%), ANA (97%) and United Airlines (83%).

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

    On average you can expect to pay C$ 439 for a flight from Chicago O'Hare Intl Airport to San Francisco. The cheapest flight overall is C$ 297 while the most popular route, (Chicago O'Hare Intl - San Francisco) is currently priced at C$ 266.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to San Francisco 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 Chicago O'Hare Intl Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of C$ 276). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of C$ 379). 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

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Alternative routes for O'Hare Intl to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Los Angeles flights
O'Hare Intl to Las Vegas flights

Top airline flying from O'Hare Intl to San Francisco

Discover the top airline that operate flights from O'Hare Intl to San Francisco. 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 629,999 searches. Data last updated 21 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 212AverageC$ 297FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

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How does Cheapflights help users find flights from O'Hare Intl to San Francisco?

When you search for this flight from O'Hare Intl to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to San Francisco?

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from O'Hare Intl to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from O'Hare Intl to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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