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Cheap flights from San Francisco to Chicago O'Hare Intl Airport from ₹ 15,238

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
17 Aug — 24 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 67 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 18 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₹ 28,836
Thu 13/805:00
SFO
-
ORD
Nonstop4h 25m
United Airlines
Thu 13/822:00
ORD
-
SFO
Nonstop4h 50m
United Airlines
Deal found 16/7₹ 28,933
Thu 20/808:25
SFO
-
ORD
1 stop8h 56m
Alaska Airlines
Wed 2/914:22
ORD
-
SFO
1 stop8h 24m
Alaska Airlines
Deal found 18/7₹ 29,126
Thu 13/805:00
SFO
-
ORD
Nonstop4h 25m
United Airlines
Mon 17/822:00
ORD
-
SFO
Nonstop4h 50m
United Airlines
Deal found 15/7₹ 29,318
Thu 6/822:38
SFO
-
ORD
Nonstop4h 23m
United Airlines
Tue 11/821:40
ORD
-
SFO
Nonstop4h 50m
United Airlines
Deal found 15/7₹ 29,511
Thu 6/806:00
SFO
-
ORD
1 stop15h 36m
Alaska Airlines
Tue 11/806:20
ORD
-
SFO
1 stop7h 29m
Alaska Airlines
Deal found 15/7₹ 29,897
Fri 21/815:10
SFO
-
ORD
Nonstop4h 20m
United Airlines
Mon 31/816:20
ORD
-
SFO
Nonstop4h 52m
United Airlines
Deal found 17/7₹ 29,994
Thu 13/805:00
SFO
-
ORD
Nonstop4h 25m
United Airlines
Thu 20/807:40
ORD
-
SFO
Nonstop4h 46m
United Airlines
Deal found 16/7₹ 30,283
Wed 5/800:50
SFO
-
ORD
Nonstop4h 26m
United Airlines
Wed 12/806:00
ORD
-
SFO
Nonstop4h 38m
United Airlines
Deal found 14/7₹ 30,379
Tue 24/1106:05
SFO
-
ORD
1 stop9h 09m
Delta
Wed 2/1213:55
ORD
-
SFO
1 stop6h 41m
Delta
Deal found 16/7₹ 30,476
Mon 10/818:34
SFO
-
ORD
Nonstop4h 25m
United Airlines
Fri 14/808:40
ORD
-
SFO
Nonstop4h 45m
United Airlines
Deal found 14/7₹ 30,572
Fri 11/918:38
SFO
-
ORD
Nonstop4h 21m
United Airlines
Sun 13/907:40
ORD
-
SFO
Nonstop4h 46m
United Airlines
Deal found 18/7₹ 30,669

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 18 July 2026.

Round-trip from

₹ 28,836

One-way from

₹ 15,238

Popular in

June

Cheapest in

September

Average price

₹ 45,907

Good round-trip deal

₹ 238,419 or less

Good one-way deal

₹ 19,628 or less
Frontier
  • Frontier
  • 17/9-20/9
  • 2 total stops
  • 24h 41m total
  • San Francisco to Chicago
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 7/1
  • 1 total stop
  • 8h 55m total
  • San Francisco to Chicago
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (₹ 416,951 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 72,108 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 18 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

Thu 13/8

14:05-20:40

Nonstop4h 35m

Chicago O'Hare Intl

Mon 17/8

06:00-08:38

Nonstop4h 38m

₹ 32,115

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 24/8

18:38-00:59

Nonstop4h 21m

Chicago O'Hare Intl

Wed 26/8

12:51-15:35

Nonstop4h 44m

₹ 32,501

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

₹ 32,597
Fastest return journey

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 21/8

18:38-00:59

Nonstop4h 21m

Chicago O'Hare Intl

Tue 25/8

06:00-08:38

Nonstop4h 38m

₹ 37,805

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 14/8

18:38-00:59

Nonstop4h 21m

Chicago O'Hare Intl

Wed 19/8

21:28-00:16

Nonstop4h 48m

₹ 37,805

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 13/8

18:38-00:59

Nonstop4h 21m

Chicago O'Hare Intl

Sun 16/8

06:00-08:38

Nonstop4h 38m

₹ 38,770

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 15/9

13:27-00:30

1 stop9h 03m

Chicago O'Hare Intl

Thu 17/9

13:29-16:18

Nonstop4h 49m

₹ 39,831

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 22/8

05:00-11:25

Nonstop4h 25m

Chicago O'Hare Intl

Sun 30/8

06:00-08:38

Nonstop4h 38m

₹ 40,024

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 7/8

14:36-23:48

1 stop7h 12m

Chicago O'Hare Intl

Sun 16/8

07:29-13:31

1 stop8h 02m

₹ 41,856

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sun 22/11

08:55-17:21

1 stop6h 26m

Chicago O'Hare Intl

Fri 27/11

07:00-16:02

1 stop11h 02m

₹ 43,495

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 22 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 ₹ 32,308). Flying from San Francisco to Chicago O'Hare Intl Airport in June is currently the most expensive (average of ₹ 48,993). 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 18 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 70% 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 71 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 United Airlines and Alaska 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 2h 28m. 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 ₹ 109,059, our data indicates the cheapest price to be ₹ 11,448. The most popular route (San Francisco - Chicago O'Hare Intl), is priced around ₹ 32,597.

  • 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 ₹ 32,308). Flying from San Francisco to Chicago O'Hare Intl Airport in June is currently the most expensive (average of ₹ 48,993). 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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