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Cheap flights from San Francisco to Chicago from ₹ 8,487

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CHI
1 Apr — 8 Apr1
1 adult

Cheapflights Tip: The best prices from San Francisco to Chicago are usually found in February or April, booked 83 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 27 March 2025.

Round-trip from

₹ 17,831

One-way from

₹ 8,487

Popular in

December

Cheapest in

February

Average price

₹ 30,004

Good round-trip deal

₹ 29,933 or less

Good one-way deal

₹ 9,608 or less
United Airlines
  • United Airlines
  • 18/4-20/4
  • 1 total stop
  • 11h 00m total
  • San Francisco to Chicago
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United Airlines
  • United Airlines
  • 10/5
  • Nonstop
  • 4h 19m total
  • San Francisco to Chicago
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Highest demand for flights based on searches. 5% potential increase in price (₹ 146,296 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (₹ 63,735 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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).
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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 27 March 2025.

Fri 18/416:25SFO - ORD
1 stop6h 10mUnited Airlines
Sun 20/406:30ORD - SFO
Nonstop4h 50mUnited Airlines
Deal found 26/3₹ 17,831
Tue 29/406:00SFO - ORD
1 stop9h 00mAlaska Airlines
Tue 29/418:58ORD - SFO
Nonstop4h 59mAlaska Airlines
Deal found 27/3₹ 18,088
Sat 3/505:15SFO - ORD
1 stop7h 45mSouthwest
Tue 6/517:25ORD - SFO
1 stop6h 50mSouthwest
Deal found 26/3₹ 18,517
Mon 28/420:09SFO - ORD
1 stop7h 56mHawaiian Airlines
Wed 30/406:00ORD - SFO
1 stop9h 32mHawaiian Airlines
Deal found 26/3₹ 20,232
Thu 24/418:00SFO - ORD
1 stop17h 23mSun Country Air
Thu 1/520:05ORD - SFO
1 stop23h 08mSun Country Air
Deal found 25/3₹ 21,860
Thu 24/400:47SFO - ORD
1 stop5h 48mDelta
Wed 30/411:15ORD - SFO
1 stop8h 52mDelta
Deal found 26/3₹ 22,032
Thu 10/400:08SFO - ORD
1 stop9h 09mFrontier
Mon 14/416:26ORD - SFO
1 stop7h 23mFrontier
Deal found 26/3₹ 23,918

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 27 March 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

Fri 18/4

16:25-00:35

1 stop6h 10m

Chicago O'Hare Intl

Sun 20/4

06:30-09:20

Nonstop4h 50m

₹ 17,831

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 29/4

06:00-17:00

1 stop9h 00m

Chicago O'Hare Intl

Tue 29/4

18:58-21:57

Nonstop4h 59m

₹ 18,088

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 3/5

05:15-15:00

1 stop7h 45m

Chicago O'Hare Intl

Tue 6/5

17:25-22:15

1 stop6h 50m

₹ 18,517

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 28/4

20:09-06:05

1 stop7h 56m

Chicago O'Hare Intl

Wed 30/4

06:00-13:32

1 stop9h 32m

₹ 20,232

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 24/4

18:00-13:23

1 stop17h 23m

Chicago O'Hare Intl

Thu 1/5

20:05-17:13

1 stop23h 08m

₹ 21,860

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 24/4

00:47-08:35

1 stop5h 48m

Chicago O'Hare Intl

Wed 30/4

11:15-18:07

1 stop8h 52m

₹ 22,032

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 10/4

00:08-11:17

1 stop9h 09m

Chicago O'Hare Intl

Mon 14/4

16:26-21:49

1 stop7h 23m

₹ 23,918

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 10/5

13:20-19:39

Nonstop4h 19m

₹ 8,487

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 5/7

06:25-17:55

1 stop9h 30m

₹ 9,001

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 28/4

20:09-06:05

1 stop7h 56m

₹ 10,116

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 14 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 21 March 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Chicago, you should look to book at least 83 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 27 March 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 27 March 2025.

The most flights from SFO to CHI are scheduled on a Thursday (70 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (12 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 27 March 2025.
To help decide which airline to fly from San Francisco to Chicago, 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
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very Good
4,273 reviews
Southwest
8.1
Very Good
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very Good
9,798 reviews
Southwest
8.1
Very Good
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very Good
7,895 reviews
Southwest
8.1
Very Good
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,336 reviews
Southwest
8.1
Very Good
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very Good
4,273 reviews
Check prices

Comfort

8.1

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.1

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 31 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 ₹ 17,831, 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 ₹ 18,088 and ₹ 18,517, respectively. You may be able to fly from San Francisco to Chicago for 38% 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 United Airlines, which is currently one of the cheapest options available, starting at ₹ 8,487. Southwest flights start at ₹ 9,001 while deals on Alaska Airlines start at ₹ 10,116 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 (99%), Asiana Airlines (97%), Brussels Airlines (95%).

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

    Looking at all options, your cheapest flight can be booked for ₹ 8,873. While the most popular route (San Francisco - Chicago O'Hare Intl) can be booked for ₹ 27,175 on average our data indicates ₹ 148,508 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.

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