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Cheap flights from Chicago to San Francisco from ₹ 8,574

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 29/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SFO
27 Feb — 6 Mar1
1 adult

The best prices from Chicago to San Francisco are usually found in April or September, booked 65 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Chicago to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 22 February 2025.

Round-trip from

₹ 17,928

One-way from

₹ 8,574

Popular in

March

Cheapest in

April

Average price

₹ 25,723

Good round-trip deal

₹ 25,689 or less

Good one-way deal

₹ 8,546 or less
Alaska Airlines
  • Alaska Airlines
  • 2/4-8/4
  • Nonstop
  • 9h 23m total
  • Chicago to San Francisco
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Hawaiian Airlines
  • Hawaiian Airlines
  • 29/3
  • Nonstop
  • 4h 59m total
  • Chicago to San Francisco
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Highest demand for flights based on searches. 0% potential increase in price (₹ 16,235 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (₹ 46,558 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Chicago (CHI) to San Francisco.
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Price to beat on a one-way flight from Chicago (CHI) to San Francisco.
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Find flight deals from Chicago to San Francisco

Cheapest flights from Chicago to San Francisco
Explore the most affordable flight options available from Chicago to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Wed 2/418:56ORD - SFO
Nonstop4h 59mAlaska Airlines
Tue 8/411:52SFO - ORD
Nonstop4h 24mAlaska Airlines
Deal found 21/2₹ 17,928
Sat 29/312:55ORD - SFO
1 stop6h 55mUnited Airlines
Tue 1/400:08SFO - ORD
Nonstop4h 22mUnited Airlines
Deal found 21/2₹ 18,015
Wed 12/306:45ORD - SFO
1 stop19h 58mMultiple Airlines
Thu 20/311:52SFO - ORD
Nonstop4h 24mMultiple Airlines
Deal found 21/2₹ 19,141
Tue 22/414:15ORD - SFO
1 stop10h 15mDelta
Sun 27/406:05SFO - ORD
1 stop9h 25mDelta
Deal found 21/2₹ 19,314
Fri 25/418:58ORD - SFO
Nonstop4h 59mHawaiian Airlines
Mon 28/420:09SFO - ORD
1 stop7h 56mHawaiian Airlines
Deal found 21/2₹ 20,440
Wed 12/312:00ORD - SFO
Nonstop4h 46mAmerican Airlines
Fri 21/305:00SFO - ORD
Nonstop4h 16mAmerican Airlines
Deal found 21/2₹ 22,346
Tue 8/418:55ORD - SFO
1 stop6h 25mSouthwest
Wed 16/411:50SFO - ORD
2 stops9h 15mSouthwest
Deal found 22/2₹ 23,558
Thu 31/720:10ORD - SFO
1 stop13h 58mSun Country Air
Wed 6/823:59SFO - ORD
1 stop17h 12mSun Country Air
Deal found 21/2₹ 27,282

Find flights from Chicago to San Francisco within your budget

Customise your flight search to find flights from Chicago 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 454,620 searches. Data last updated 22 February 2025.

Fly from

Chicago

Fly to

San Francisco

Route

Depart

Return

Price

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Wed 2/4

18:56-21:55

Nonstop4h 59m

San Francisco

Tue 8/4

11:52-18:16

Nonstop4h 24m

₹ 17,928

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 29/3

12:55-17:50

1 stop6h 55m

San Francisco

Tue 1/4

00:08-06:30

Nonstop4h 22m

₹ 18,015

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Wed 12/3

06:45-00:43

1 stop19h 58m

San Francisco

Thu 20/3

11:52-18:16

Nonstop4h 24m

₹ 19,141

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 22/4

14:15-22:30

1 stop10h 15m

San Francisco

Sun 27/4

06:05-17:30

1 stop9h 25m

₹ 19,314

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 25/4

18:58-21:57

Nonstop4h 59m

San Francisco

Mon 28/4

20:09-06:05

1 stop7h 56m

₹ 20,440

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Wed 12/3

12:00-14:46

Nonstop4h 46m

San Francisco

Fri 21/3

05:00-11:16

Nonstop4h 16m

₹ 22,346

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 8/4

18:55-23:20

1 stop6h 25m

San Francisco

Wed 16/4

11:50-23:05

2 stops9h 15m

₹ 23,558

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 31/7

20:10-08:08

1 stop13h 58m

San Francisco

Wed 6/8

23:59-19:11

1 stop17h 12m

₹ 27,282

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 29/3

20:05-23:00

Nonstop4h 55m

₹ 8,574

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 28/3

18:56-21:55

Nonstop4h 59m

₹ 9,441

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 16 results
1
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Best time to book a flight from Chicago to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Chicago with our price prediction graph.
Estimated return 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 Chicago to San Francisco

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

How far ahead should I book a flight from Chicago to San Francisco?

Use this chart to determine the optimal time to book a return flight from Chicago to San Francisco. Price data was last updated on 14 February 2025.

The price you pay for your flight from Chicago to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 65 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago to San Francisco?

Currently, October is the cheapest month in which you can book a flight from Chicago to San Francisco (average of ₹ 991). Flying from Chicago to San Francisco in July is currently the most expensive (average of ₹ 1,444). 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 CHI to SFO?

Find hourly flight availability from Chicago 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 22 February 2025.

When flying from Chicago to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 53% versus a flight in the afternoon.

Weekly flight availability from Chicago to San Francisco

Explore weekly flight availability from Chicago 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 22 February 2025.

The most flights from CHI to SFO are scheduled on a Friday (64 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (45 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 inches 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 22 February 2025.
To help decide which airline to fly from Chicago to San Francisco, see what other customers have to say about Southwest, Alaska Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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
4,396 reviews
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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
9,702 reviews
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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
8,203 reviews
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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
3,068 reviews
Southwest
8.1
Very Good
4,396 reviews
Check prices

Crew

8.7

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Sarah,Aug 2024

MDW - AUS

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 Chicago 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?

    San Francisco (SFO), located 19.0 km from the city centre, is the airport you fly into when you book flights from Chicago to San Francisco. 3 airlines have flights to San Francisco from Chicago on a regular basis. Booking flights from Chicago to San Francisco should not be difficult; the airport handles an average of 55 inbound flights from Chicago per day.

  • What are the cheapest airlines flying from Chicago to San Francisco round-trip?

    Currently priced at ₹ 17,928, Alaska Airlines will fly you from Chicago to San Francisco and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from ₹ 18,015 and ₹ 19,314, respectively. You may be able to fly from Chicago to San Francisco for 34% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago to San Francisco one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at ₹ 8,574. Alaska Airlines flights start at ₹ 9,441 while deals on Delta start at ₹ 10,567 one-way.

  • What are the most reliable airlines from Chicago to San Francisco?

    Before booking your flight to San Francisco from Chicago, have a look at the most reliable airlines to get you to your destination on time: Air China (100%), ANA (92%), Austrian Airlines( 82%).

  • What are the cheapest flights from Chicago to San Francisco?

    On average you can expect to pay ₹ 19,491 for a flight from Chicago to San Francisco. The cheapest flight overall is ₹ 8,523 while the most popular route, (Chicago O'Hare Intl - San Francisco) is currently priced at ₹ 15,503.

  • Can I find deals for flights from Chicago to San Francisco that include hotel bookings?

    Yes. In addition to deals on Chicago to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chicago to San Francisco?

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

  • Can I find deals for business class flights from Chicago to San Francisco?

    Yes. Cheapflights offers flight deals from Chicago 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 to San Francisco?

    Currently, October is the cheapest month in which you can book a flight from Chicago to San Francisco (average of ₹ 991). Flying from Chicago to San Francisco in July is currently the most expensive (average of ₹ 1,444). 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

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
San Bruno
Half Moon Bay
Fairfield
Daly City

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Alternative routes for Chicago to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to San Francisco flights

Top 3 airlines flying from Chicago to San Francisco

Discover the top 3 airlines that operate flights from Chicago 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 454,620 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest₹ 12,507Average₹ 21,572FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest₹ 13,303Average₹ 39,171FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest₹ 13,702Average₹ 28,081FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Chicago to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Chicago to San Francisco?

Cheapflights simply makes it quick and affordable to book flights from Chicago 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 Chicago to San Francisco with no change fees?

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

Can Cheapflights notify me if prices for flights from Chicago to San Francisco become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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