Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from San Francisco to Chicago from ₹ 8,946

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CHI
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from San Francisco to Chicago are usually found in February or January, booked 76 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from San Francisco to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Chicago (CHI). 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 29 April 2025.

Round-trip from

₹ 18,063

One-way from

₹ 8,946

Popular in

December

Cheapest in

February

Average price

₹ 26,754

Good round-trip deal

₹ 19,955 or less

Good one-way deal

₹ 17,414 or less
United Airlines
  • United Airlines
  • 15/5-24/5
  • Nonstop
  • 9h 11m total
  • San Francisco to Chicago
Search Deals
Southwest
  • Southwest
  • 1/7
  • 1 total stop
  • 12h 00m total
  • San Francisco to Chicago
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 159,024 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 64,037 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from San Francisco to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from San Francisco to Chicago (CHI).
Search Deals

Find flight deals from San Francisco to Chicago

Cheapest flights from San Francisco to Chicago
Explore the most affordable flight options available from San Francisco to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Thu 15/505:04SFO - ORD
Nonstop4h 22mUnited Airlines
Sat 24/518:15ORD - SFO
Nonstop4h 49mUnited Airlines
Deal found 27/4₹ 18,063
Tue 9/1205:10SFO - ORD
1 stop6h 20mSouthwest
Tue 16/1216:25ORD - SFO
1 stop7h 25mSouthwest
Deal found 27/4₹ 18,404
Tue 10/609:25SFO - ORD
1 stop7h 30mAlaska Airlines
Sat 14/619:18ORD - SFO
Nonstop4h 48mAlaska Airlines
Deal found 27/4₹ 18,489
Thu 8/514:53SFO - ORD
1 stop12h 17mFrontier
Sun 11/520:14ORD - SFO
1 stop13h 30mFrontier
Deal found 29/4₹ 18,659
Tue 6/508:00SFO - ORD
1 stop8h 01mHawaiian Airlines
Wed 7/518:58ORD - SFO
Nonstop4h 59mHawaiian Airlines
Deal found 29/4₹ 19,426
Mon 26/500:40SFO - ORD
1 stop9h 07mDelta
Fri 13/619:20ORD - SFO
1 stop6h 35mDelta
Deal found 28/4₹ 21,897
Fri 13/623:59SFO - ORD
1 stop19h 40mSun Country Air
Mon 16/618:20ORD - SFO
1 stop18h 48mSun Country Air
Deal found 29/4₹ 23,431
Mon 19/513:35SFO - ORD
1 stop8h 36mAmerican Airlines
Tue 20/510:34ORD - SFO
Nonstop4h 45mAmerican Airlines
Deal found 28/4₹ 29,054

Cheapflights Fare Finder

Customise your flight search to find flights from San Francisco to Chicago 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 29 April 2025.
Use the filters below to find and compare flights from San Francisco to Chicago that are best for you.

Fly from

San Francisco

Fly to

Chicago

Route

Depart

Return

Price

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 15/5

05:04-11:26

Nonstop4h 22m

Chicago O'Hare Intl

Sat 24/5

18:15-21:04

Nonstop4h 49m

₹ 18,063

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 10/6

09:25-18:55

1 stop7h 30m

Chicago O'Hare Intl

Sat 14/6

19:18-22:06

Nonstop4h 48m

₹ 18,489

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 3/6

06:00-16:45

1 stop8h 45m

Chicago O'Hare Intl

Wed 18/6

14:50-23:25

1 stop10h 35m

₹ 18,915

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 10/5

23:50-11:00

1 stop9h 10m

Chicago O'Hare Intl

Mon 12/5

07:35-19:02

1 stop13h 27m

₹ 19,511

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 26/5

00:40-11:47

1 stop9h 07m

Chicago O'Hare Intl

Fri 13/6

19:20-23:55

1 stop6h 35m

₹ 21,897

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 13/5

08:00-14:22

Nonstop4h 22m

Chicago O'Hare Intl

Tue 20/5

10:34-13:19

Nonstop4h 45m

₹ 21,982

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 9/5

07:00-18:01

1 stop9h 01m

Chicago O'Hare Intl

Sat 10/5

19:13-22:12

Nonstop4h 59m

₹ 23,260

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 13/6

23:59-21:39

1 stop19h 40m

Chicago O'Hare Intl

Mon 16/6

18:20-11:08

1 stop18h 48m

₹ 23,431

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 1/7

22:45-12:45

1 stop12h 00m

₹ 8,946

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 2/6

12:33-18:59

Nonstop4h 26m

₹ 9,287

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 16 results
1
2

Best time to book a flight from San Francisco to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from San Francisco 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Chicago

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Chicago. Price data was last updated on 25 April 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Chicago, you should look to book at least 76 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Chicago (average of ₹ 973). Flying from San Francisco to Chicago in August is currently the most expensive (average of ₹ 1,403). 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 SFO to CHI?

Find hourly flight availability from San Francisco to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 75% on flights from San Francisco to Chicago by exploring options for tickets in the afternoon.

Weekly flight availability from San Francisco to Chicago

Explore weekly flight availability from San Francisco to Chicago. 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 29 April 2025.

The most flights from SFO to CHI are scheduled on a Wednesday (80 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (56 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 29 April 2025.
To help decide which airline to fly from San Francisco to Chicago, see what other customers have to say about Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
9,961 reviews
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very Good
4,292 reviews
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,929 reviews
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very Good
9,961 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

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 to Chicago. 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 from for flights from San Francisco to Chicago?

    For a flight from San Francisco to Chicago, you will be flying from San Francisco. San Francisco (SFO) is just 19.0 km from the centre of the city. San Francisco is the only San Francisco airport and it handles 69 outbound flights to Chicago per day. 0 airlines have flights to Chicago from San Francisco on a regular basis.

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

    Currently priced at ₹ 18,063, United Airlines will fly you from San Francisco to Chicago and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Southwest - these airlines can fly you to your destination from ₹ 18,489 and ₹ 18,915, respectively. You may be able to fly from San Francisco to Chicago for 37% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at ₹ 8,946. Hawaiian Airlines flights start at ₹ 9,287 while deals on Alaska Airlines start at ₹ 10,054 one-way.

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

    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 to Chicago on time: Royal Jordanian (97%), Brussels Airlines (92%), Austrian Airlines (90%).

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

    Looking at all options, your cheapest flight can be booked for ₹ 8,663. While the most popular route (San Francisco - Chicago O'Hare Intl) can be booked for ₹ 19,937 on average our data indicates ₹ 146,148 when flying from San Francisco to Chicago.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Chicago (average of ₹ 973). Flying from San Francisco to Chicago in August is currently the most expensive (average of ₹ 1,403). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 San Francisco to Chicago?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Chicago from San Francisco today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco to Chicago for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Francisco to Chicago with no change fees?

Need flexible booking options for your flight to Chicago from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from San Francisco to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights