Cheap Flights from Chicago (ORD) to San Francisco (SFO) from HK$929~

View HK$929 flight on Sat, 7 Mar 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to San Francisco Intl. Airport (SFO)

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Find Cheap Flights from Chicago (ORD) to San Francisco (SFO)

Prices were available within the past 7 days and start at HK$929 for one-way flights and HK$1,858 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 14 Feb - Sat, 21 Feb
ORD
Chicago
SFO
San Francisco
HK$1,858 Return, found 3 days ago
HK$1,858
Return
found 3 days ago
Select Delta flight, departing Sat, 14 Feb from Chicago to San Francisco, returning Sat, 21 Feb, priced at HK$1,858 found 3 days ago
Delta
Wed, 25 Mar - Tue, 31 Mar
ORD
Chicago
SFO
San Francisco
HK$2,041 Return, found 1 hour ago
HK$2,041
Return
found 1 hour ago
Select Delta flight, departing Wed, 25 Mar from Chicago to San Francisco, returning Tue, 31 Mar, priced at HK$2,041 found 1 hour ago
Delta
Sat, 14 Feb - Sat, 21 Feb
ORD
Chicago
SFO
San Francisco
HK$2,136 Return, found 3 days ago
HK$2,136
Return
found 3 days ago
Select Delta flight, departing Sat, 14 Feb from Chicago to San Francisco, returning Sat, 21 Feb, priced at HK$2,136 found 3 days ago
Delta
Mon, 23 Mar - Wed, 25 Mar
ORD
Chicago
SFO
San Francisco
HK$2,159 Return, found 1 hour ago
HK$2,159
Return
found 1 hour ago
Select Delta flight, departing Mon, 23 Mar from Chicago to San Francisco, returning Wed, 25 Mar, priced at HK$2,159 found 1 hour ago
Delta
Thu, 19 Feb - Fri, 20 Feb
ORD
Chicago
SFO
San Francisco
HK$2,245 Return, found 2 days ago
HK$2,245
Return
found 2 days ago
Select Delta flight, departing Thu, 19 Feb from Chicago to San Francisco, returning Fri, 20 Feb, priced at HK$2,245 found 2 days ago
American Airlines
Sat, 14 Feb - Sat, 21 Feb
ORD
Chicago
SFO
San Francisco
HK$2,276 Return, found 3 days ago
HK$2,276
Return
found 3 days ago
Select American Airlines flight, departing Sat, 14 Feb from Chicago to San Francisco, returning Sat, 21 Feb, priced at HK$2,276 found 3 days ago
Delta
Thu, 19 Feb - Fri, 20 Feb
ORD
Chicago
SFO
San Francisco
HK$2,278 Return, found 2 days ago
HK$2,278
Return
found 2 days ago
Select Delta flight, departing Thu, 19 Feb from Chicago to San Francisco, returning Fri, 20 Feb, priced at HK$2,278 found 2 days ago
Delta
Thu, 19 Feb - Fri, 20 Feb
ORD
Chicago
SFO
San Francisco
HK$2,321 Return, found 2 days ago
HK$2,321
Return
found 2 days ago
Select Delta flight, departing Thu, 19 Feb from Chicago to San Francisco, returning Fri, 20 Feb, priced at HK$2,321 found 2 days ago
United
Sat, 14 Feb - Sat, 21 Feb
ORD
Chicago
SFO
San Francisco
HK$2,403 Return, found 3 days ago
HK$2,403
Return
found 3 days ago
Select United flight, departing Sat, 14 Feb from Chicago to San Francisco, returning Sat, 21 Feb, priced at HK$2,403 found 3 days ago
Delta
Sat, 14 Feb - Sat, 21 Feb
ORD
Chicago
SFO
San Francisco
HK$2,407 Return, found 3 days ago
HK$2,407
Return
found 3 days ago
Select Delta flight, departing Sat, 14 Feb from Chicago to San Francisco, returning Sat, 21 Feb, priced at HK$2,407 found 3 days ago

Find the cheapest month to fly from Chicago (ORD) to San Francisco (SFO)

September is typically the cheapest month to fly

From HK$1,003 - HK$3,009 per traveller.
Chicago to San Francisco route information
Origin airport
O'Hare Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
HK$1,858
Distance
2947 km
Average flight time
2 hours 51 mins

Flights from Chicago to San Francisco

Book cheap flights from Chicago (ORD) to San Francisco (SFO) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chicago (ORD) to San Francisco (SFO) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago (ORD) to San Francisco (SFO) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your San Francisco flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in San Francisco and things to do in San Francisco for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to San Francisco more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Francisco is HK$929 now!

 

Frequently asked questions

How much is a flight from O'Hare Airport to SFO?
Round-trip journeys between O'Hare Intl. Airport (ORD) and San Francisco Airport start from HK$1,858. This is based on fares available within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Airport to San Francisco Airport?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from ORD to San Francisco Intl. Airport (SFO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Intl. Airport (ORD) to San Francisco Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to San Francisco Airport?
It's around 3,000 kilometers from ORD to SFO, so expect to be in your seat for a while. Keep yourself occupied by packing things like a magazine or a good old-fashioned book.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to SFO?
Whether you need a return or one-way flight, you'll have your choice of airlines that will take you directly from O'Hare Intl. Airport (ORD) to SFO. Here are some of the most popular ones:

  • United Airlines - (UA) with 243 monthly flights
  • American Airlines - (AA) with 69 monthly flights
  • Alaska Airlines - (AS) with 30 monthly flights
  • Aer Lingus - (EI) with 13 monthly flights

Are O'Hare Intl. Airport (ORD) to San Francisco Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so it's no sure thing. While last-minute flight deals between O'Hare Airport and SFO are possible, it's also a good idea to keep track of prices well before you fly. In fact, some air carriers release their prices up to 12 months before the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to secure your seat when the price dips.

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