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Cheap flights from San Francisco to Chicago O'Hare Intl Airport from ₹ 15,224

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ORD
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Chicago O'Hare Intl are usually found in September or January, booked 89 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from San Francisco to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to O'Hare Intl
Explore the most affordable flight options available from San Francisco to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2026.

Thu 17/916:51
SFO
-
ORD
1 stop10h 51m
Frontier
Sun 20/906:30
ORD
-
SFO
1 stop13h 50m
Frontier
Deal found 16/7₹ 28,811
Thu 13/805:00
SFO
-
ORD
Nonstop4h 25m
United Airlines
Thu 13/822:00
ORD
-
SFO
Nonstop4h 50m
United Airlines
Deal found 16/7₹ 28,907
Thu 6/807:20
SFO
-
ORD
1 stop19h 40m
Alaska Airlines
Wed 12/814:20
ORD
-
SFO
1 stop8h 22m
Alaska Airlines
Deal found 15/7₹ 29,485
Thu 13/805:00
SFO
-
ORD
Nonstop4h 25m
United Airlines
Thu 20/807:40
ORD
-
SFO
Nonstop4h 46m
United Airlines
Deal found 16/7₹ 30,256
Thu 6/807:13
SFO
-
ORD
1 stop8h 27m
Delta
Fri 7/819:44
ORD
-
SFO
1 stop6h 13m
Delta
Deal found 13/7₹ 30,352
Tue 24/1106:05
SFO
-
ORD
1 stop9h 09m
Delta
Thu 3/1213:55
ORD
-
SFO
1 stop6h 41m
Delta
Deal found 16/7₹ 30,449
Fri 7/815:10
SFO
-
ORD
Nonstop4h 28m
United Airlines
Tue 11/806:00
ORD
-
SFO
Nonstop4h 38m
United Airlines
Deal found 13/7₹ 30,545
Wed 19/818:38
SFO
-
ORD
Nonstop4h 21m
United Airlines
Fri 18/1221:49
ORD
-
SFO
Nonstop5h 08m
United Airlines
Deal found 13/7₹ 30,641
Sat 8/815:10
SFO
-
ORD
Nonstop4h 28m
United Airlines
Sat 21/1121:40
ORD
-
SFO
Nonstop4h 56m
United Airlines
Deal found 14/7₹ 30,738

Find flight deals from San Francisco to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to O'Hare Intl (ORD). 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 17 July 2026.

Round-trip from

₹ 28,811

One-way from

₹ 15,224

Popular in

June

Cheapest in

September

Average price

₹ 44,709

Good round-trip deal

₹ 34,613 or less

Good one-way deal

₹ 24,321 or less
Frontier
  • Frontier
  • 17/9-20/9
  • 2 total stops
  • 24h 41m total
  • San Francisco to Chicago
Search Deals
United Airlines
  • United Airlines
  • 15/8
  • Nonstop
  • 4h 30m total
  • San Francisco to Chicago
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (₹ 382,843 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 72,343 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from San Francisco to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco 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 454,620 searches. Data last updated 17 July 2026.
Use the filters below to find and compare flights from San Francisco to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 6/10

07:05-18:53

1 stop9h 48m

Chicago O'Hare Intl

Wed 7/10

14:21-20:33

1 stop8h 12m

₹ 30,545

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 19/9

00:35-06:56

Nonstop4h 21m

Chicago O'Hare Intl

Mon 28/9

21:40-00:30

Nonstop4h 50m

₹ 30,641

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sun 20/9

00:35-06:56

Nonstop4h 21m

Chicago O'Hare Intl

Wed 30/9

18:25-21:15

Nonstop4h 50m

₹ 32,472
Fastest return journey

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 5/8

00:50-07:16

Nonstop4h 26m

Chicago O'Hare Intl

Wed 12/8

06:00-08:38

Nonstop4h 38m

₹ 32,568

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 23/9

23:30-05:59

Nonstop4h 29m

Chicago O'Hare Intl

Sun 27/9

07:44-10:30

Nonstop4h 46m

₹ 36,712

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 5/8

12:25-21:47

1 stop7h 22m

Chicago O'Hare Intl

Tue 11/8

12:29-23:57

2 stops13h 28m

₹ 37,194

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 4/8

18:46-05:00

1 stop8h 14m

Chicago O'Hare Intl

Fri 7/8

06:20-12:51

1 stop8h 31m

₹ 43,842

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 10/8

07:25-23:36

2 stops14h 11m

Chicago O'Hare Intl

Mon 17/8

06:20-19:41

2 stops15h 21m

₹ 44,517

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 3/8

18:46-05:00

1 stop8h 14m

Chicago O'Hare Intl

Fri 7/8

06:20-12:51

1 stop8h 31m

₹ 44,517

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 5/8

16:25-08:30

2 stops14h 05m

Chicago O'Hare Intl

Thu 13/8

14:00-23:55

2 stops11h 55m

₹ 44,613

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

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

The price you pay for your flight from San Francisco to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 88 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 San Francisco to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from San Francisco to Chicago O'Hare Intl Airport (average of ₹ 32,279). Flying from San Francisco to Chicago O'Hare Intl Airport in June is currently the most expensive (average of ₹ 48,949). 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 ORD?

Find hourly flight availability from San Francisco 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 17 July 2026.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Chicago O'Hare Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 69% on your trip compared to booking a flight at midday.

How much does it cost for a return flight from San Francisco to Chicago O'Hare Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from San Francisco 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 airport do you fly from for flights from San Francisco to Chicago O'Hare Intl?

    If you book a flight to Chicago O'Hare Intl from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 17.7 km from the centre of San Francisco. There are 70 flights from San Francisco to Chicago O'Hare Intl per day from 0 different airlines.

  • How long is the flight from San Francisco to Chicago O'Hare Intl Airport?

    Airlines like Alaska Airlines and United Airlines fly from San Francisco to Chicago O'Hare Intl Airport in about 4h 21m. The time it takes to get you to your destination can typically vary by up to 5h 27m. San Francisco and Chicago O'Hare Intl Airport are separated by a distance of 2963 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from San Francisco 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 to Chicago O'Hare Intl Airport on time: ITA Airways (93%), Austrian Airlines (81%), Brussels Airlines (80%).

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

    Looking for the cheapest flight from San Francisco to Chicago O'Hare Intl Airport? While on average our users pay ₹ 108,962, our data indicates the cheapest price to be ₹ 11,437. The most popular route (San Francisco - Chicago O'Hare Intl), is priced around ₹ 32,472.

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Chicago O'Hare Intl Airport (average of ₹ 32,279). Flying from San Francisco to Chicago O'Hare Intl Airport in June is currently the most expensive (average of ₹ 48,949). 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
DeKalb

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.

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