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Cheap flights from Chicago O'Hare Intl Airport to San Francisco from ₹ 15,550

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 21/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SFO
1 Sep — 8 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Francisco are usually found in September or October, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from O'Hare Intl to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to San Francisco
Explore the most affordable flight options available from O'Hare Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 August 2026.

Thu 3/919:44
ORD
-
SFO
1 stop6h 13m
Delta
Sun 6/907:13
SFO
-
ORD
1 stop6h 38m
Delta
Deal found 31/7₹ 25,472
Thu 8/1006:07
ORD
-
SFO
Nonstop4h 38m
United Airlines
Mon 12/1000:35
SFO
-
ORD
Nonstop4h 21m
United Airlines
Deal found 31/7₹ 25,949
Thu 6/807:05
ORD
-
SFO
1 stop14h 08m
Frontier
Sat 5/920:23
SFO
-
ORD
1 stop7h 36m
Frontier
Deal found 30/7₹ 26,235
Wed 9/1208:29
ORD
-
SFO
1 stop7h 57m
Delta
Wed 6/113:00
SFO
-
ORD
1 stop8h 30m
Delta
Deal found 31/7₹ 26,426
Sat 12/919:00
ORD
-
SFO
Nonstop4h 54m
American Airlines
Thu 17/922:46
SFO
-
ORD
Nonstop4h 14m
American Airlines
Deal found 29/7₹ 26,522
Tue 4/806:19
ORD
-
SFO
1 stop14h 59m
Frontier
Sun 23/810:01
SFO
-
ORD
1 stop8h 14m
Frontier
Deal found 29/7₹ 26,617
Sat 12/906:30
ORD
-
SFO
1 stop6h 17m
Frontier
Thu 17/912:07
SFO
-
ORD
2 stops10h 38m
Frontier
Deal found 29/7₹ 26,712
Thu 8/1006:07
ORD
-
SFO
Nonstop4h 38m
United Airlines
Mon 12/1023:30
SFO
-
ORD
Nonstop4h 29m
United Airlines
Deal found 31/7₹ 27,094
Fri 4/910:25
ORD
-
SFO
Nonstop4h 40m
United Airlines
Wed 9/916:35
SFO
-
ORD
Nonstop4h 30m
United Airlines
Deal found 29/7₹ 27,380
Fri 7/807:05
ORD
-
SFO
1 stop14h 08m
Frontier
Wed 19/800:29
SFO
-
ORD
1 stop13h 31m
Frontier
Deal found 30/7₹ 27,571
Tue 24/1106:00
ORD
-
SFO
Nonstop4h 44m
United Airlines
Tue 1/1218:40
SFO
-
ORD
Nonstop4h 17m
United Airlines
Deal found 28/7₹ 27,762
Fri 4/921:28
ORD
-
SFO
Nonstop4h 48m
United Airlines
Sun 6/922:35
SFO
-
ORD
Nonstop4h 26m
United Airlines
Deal found 28/7₹ 27,857

Find flight deals from O'Hare Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to San Francisco (SFO). 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 2 August 2026.

Round-trip from

₹ 25,472

One-way from

₹ 15,550

Popular in

June

Cheapest in

September

Average price

₹ 35,489
Delta
  • Delta
  • 3/9-6/9
  • 2 total stops
  • 12h 51m total
  • Chicago to San Francisco
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 21/11
  • 1 total stop
  • 8h 29m total
  • Chicago to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (₹ 371,600 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 59,806 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl to San Francisco 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 2 August 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 11/9

20:09-22:55

Nonstop4h 46m

San Francisco

Sun 13/9

06:00-12:29

Nonstop4h 29m

₹ 30,338

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Thu 17/12

17:55-23:31

1 stop7h 36m

San Francisco

Mon 4/1

23:45-10:07

1 stop8h 22m

₹ 30,624

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 6/10

14:21-19:31

1 stop7h 10m

San Francisco

Sun 11/10

10:40-23:59

1 stop11h 19m

₹ 31,292

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 12/9

15:35-18:24

Nonstop4h 49m

San Francisco

Wed 16/9

23:00-05:28

Nonstop4h 28m

₹ 32,150

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 12/9

06:00-21:26

2 stops17h 26m

San Francisco

Wed 16/9

09:27-19:21

1 stop7h 54m

₹ 32,914

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 19/9

07:20-14:45

1 stop9h 25m

San Francisco

Sat 19/9

17:00-06:20

2 stops11h 20m

₹ 33,391

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Sat 26/9

14:22-22:50

2 stops10h 28m

San Francisco

Wed 30/9

09:27-19:21

1 stop7h 54m

₹ 34,345

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Fri 2/10

16:05-18:54

Nonstop4h 49m

San Francisco

Sun 4/10

05:00-11:25

Nonstop4h 25m

₹ 35,108

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Tue 1/9

06:01-18:01

2 stops14h 00m

San Francisco

Sat 5/9

21:13-13:22

1 stop14h 09m

₹ 35,108

ChicagoSan Francisco

ORD - SFO

ORDSFO

Chicago O'Hare Intl

Mon 14/9

06:00-16:17

2 stops12h 17m

San Francisco

Mon 21/9

08:25-19:21

1 stop8h 56m

₹ 35,585

Flights are sorted by cheapest return flights first.

Deals found on 2/8

Showing 1-10 of 23 resultsSorted by cheapest first
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2
3

Best time to book a flight from O'Hare Intl to San Francisco

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

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

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Francisco?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of ₹ 31,864). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of ₹ 45,602). 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 ORD to SFO?

Find hourly flight availability from O'Hare Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 August 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% on flights from Chicago O'Hare Intl Airport to San Francisco by exploring options for tickets in the evening.

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

Airfare is below average for this route at the moment.

Chicago O'Hare Intl Airport to San Francisco flights typically cost between ₹ 27,857 and ₹ 45,220 in September.
The cheapest return price found within the last 5 days was ₹ 25,472 on Delta (3 Sept–6 Sept).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 2 August 2026.
Read reviews from past customers who have flown with United Airlines,American Airlines, andFrontier from Chicago O'Hare Intl Airport to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,062 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
10,062 reviews
United Airlines
7.4
Good
10,062 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.1
Good
11,847 reviews
United Airlines
7.4
Good
10,062 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
Frontier
5.6
Fair
2,741 reviews
United Airlines
7.4
Good
10,062 reviews
Check prices

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to San Francisco. 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 into for flights to San Francisco from Chicago O'Hare Intl?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to San Francisco. You should not have trouble finding flights to San Francisco from Chicago O'Hare Intl; the airport handles an average of 69 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the San Francisco airport from Chicago O'Hare Intl. It is only a 17.7 km journey from San Francisco (SFO) to San Francisco’s city centre.

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

    United Airlines, Delta, and Alaska Airlines can get you from Chicago O'Hare Intl Airport to San Francisco in just under 4h 46m. Your travel time can differ by up to 2h 50m. Airlines will cover a distance of 2963 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Francisco round-trip?

    Cheapflights users have booked flights from Chicago O'Hare Intl Airport to San Francisco return from ₹ 6,869. Other airlines that can offer you cheap pricing are United Airlines, from ₹ 19,325, and American Airlines, from ₹ 22,517. Frontier is priced at 82% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to San Francisco?

    Before booking your flight to San Francisco from Chicago O'Hare Intl Airport, have a look at the most reliable airlines to get you to your destination on time: ANA (75%), Air China (74%), China Southern( 64%).

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Francisco (average of ₹ 31,864). Flying from Chicago O'Hare Intl Airport to San Francisco in June is currently the most expensive (average of ₹ 45,602). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Mountain View
Burlingame
Milpitas
Santa Clara

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Top 3 airlines flying from O'Hare Intl to San Francisco

Discover the top 3 airlines that operate flights from O'Hare Intl to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 2 August 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest₹ 6,869Average₹ 19,433FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest₹ 19,325Average₹ 36,917FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest₹ 22,517Average₹ 45,062FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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 O'Hare Intl to San Francisco?

Cheapflights makes it easy to find O'Hare Intl to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to San Francisco?

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

Can Cheapflights notify me if prices for flights from O'Hare Intl to San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from O'Hare Intl today and book when prices fit your budget.

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