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Cheap flights from San Francisco to Chicago O'Hare Intl Airport from ₹ 13,143

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ORD
28 Jun — 5 Jul1
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 August, booked 67 days in advance, depart on a Monday or Tuesday 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 29 May 2026.

Tue 15/908:25
SFO
-
ORD
1 stop8h 38m
Alaska Airlines
Wed 23/914:18
ORD
-
SFO
1 stop9h 24m
Alaska Airlines
Deal found 28/5₹ 29,452
Fri 14/818:38
SFO
-
ORD
Nonstop4h 21m
United Airlines
Mon 17/822:00
ORD
-
SFO
Nonstop4h 50m
United Airlines
Deal found 27/5₹ 29,835
Tue 11/811:54
SFO
-
ORD
2 stops18h 36m
Delta
Sat 15/815:25
ORD
-
SFO
1 stop10h 29m
Delta
Deal found 26/5₹ 30,027
Sat 4/713:38
SFO
-
ORD
1 stop8h 01m
Delta
Wed 8/718:35
ORD
-
SFO
1 stop6h 44m
Delta
Deal found 28/5₹ 30,123
Mon 3/813:21
SFO
-
ORD
1 stop8h 15m
Alaska Airlines
Thu 20/806:01
ORD
-
SFO
1 stop6h 52m
Alaska Airlines
Deal found 26/5₹ 30,219
Sun 27/907:08
SFO
-
ORD
1 stop9h 55m
Alaska Airlines
Sat 3/1007:20
ORD
-
SFO
1 stop7h 21m
Alaska Airlines
Deal found 28/5₹ 30,507
Tue 23/618:34
SFO
-
ORD
Nonstop4h 25m
United Airlines
Tue 30/606:10
ORD
-
SFO
Nonstop4h 37m
United Airlines
Deal found 26/5₹ 30,603
Mon 14/920:53
SFO
-
ORD
1 stop7h 27m
Alaska Airlines
Wed 23/907:20
ORD
-
SFO
1 stop7h 40m
Alaska Airlines
Deal found 28/5₹ 30,699
Sat 14/1113:35
SFO
-
ORD
1 stop6h 18m
Delta
Wed 25/1113:35
ORD
-
SFO
1 stop7h 13m
Delta
Deal found 28/5₹ 30,891
Fri 10/713:20
SFO
-
ORD
1 stop6h 28m
Delta
Tue 14/718:35
ORD
-
SFO
1 stop6h 44m
Delta
Deal found 27/5₹ 30,987
Mon 6/707:55
SFO
-
ORD
1 stop9h 02m
Alaska Airlines
Thu 9/707:20
ORD
-
SFO
1 stop7h 19m
Alaska Airlines
Deal found 28/5₹ 31,083
Sat 27/606:00
SFO
-
ORD
1 stop12h 43m
Frontier
Mon 6/707:05
ORD
-
SFO
1 stop14h 13m
Frontier
Deal found 25/5₹ 31,178

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 29 May 2026.

Round-trip from

₹ 29,452

One-way from

₹ 13,143

Popular in

November

Cheapest in

September

Average price

₹ 39,525
Alaska Airlines
  • Alaska Airlines
  • 16/9-21/9
  • 2 total stops
  • 18h 02m total
  • San Francisco to Chicago
Search Deals
Delta
  • Delta
  • 24/6
  • 1 total stop
  • 6h 37m total
  • San Francisco to Chicago
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (₹ 443,291 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 57,100 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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 29 May 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

Mon 6/7

13:20-21:57

1 stop6h 37m

Chicago O'Hare Intl

Tue 14/7

18:35-23:19

1 stop6h 44m

₹ 30,123

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 27/6

16:21-22:59

Nonstop4h 38m

Chicago O'Hare Intl

Sat 11/7

07:30-10:19

Nonstop4h 49m

₹ 35,495
Fastest return journey

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 16/7

15:10-21:38

Nonstop4h 28m

Chicago O'Hare Intl

Mon 20/7

08:50-11:38

Nonstop4h 48m

₹ 35,591

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 9/10

16:40-13:25

1 stop18h 45m

Chicago O'Hare Intl

Tue 13/10

14:21-22:27

2 stops10h 06m

₹ 36,359

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 29/7

19:04-05:00

1 stop7h 56m

Chicago O'Hare Intl

Mon 3/8

06:20-12:51

1 stop8h 31m

₹ 37,702

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 30/7

07:20-05:00

1 stop19h 40m

Chicago O'Hare Intl

Mon 3/8

06:20-12:51

1 stop8h 31m

₹ 40,580

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 8/9

09:35-22:45

2 stops11h 10m

Chicago O'Hare Intl

Fri 11/9

07:25-15:25

2 stops10h 00m

₹ 44,513

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 10/7

20:59-08:35

2 stops9h 36m

Chicago O'Hare Intl

Mon 13/7

19:40-23:52

1 stop6h 12m

₹ 45,377

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 24/6

11:52-23:36

1 stop9h 44m

Chicago O'Hare Intl

Sat 4/7

07:20-16:20

2 stops11h 00m

₹ 46,912
Cheapest one-way

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 8/7

14:30-23:18

1 stop6h 48m

₹ 13,143

Flights are sorted by cheapest return flights first.

Deals found on 24/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 66 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 ₹ 30,411). Flying from San Francisco to Chicago O'Hare Intl Airport in November is currently the most expensive (average of ₹ 44,897). 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 29 May 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 evening. If you’re flexible enough to do this you can expect to save up to 76% on your trip compared to booking a flight in the afternoon.

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 Delta, United Airlines, and Alaska Airlines fly from San Francisco to Chicago O'Hare Intl Airport in about 4h 26m. The time it takes to get you to your destination can typically vary by up to 14h 19m. 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 (100%), Brussels Airlines (89%), Austrian Airlines (85%).

  • 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 ₹ 30,411). Flying from San Francisco to Chicago O'Hare Intl Airport in November is currently the most expensive (average of ₹ 44,897). 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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