Cheap Flights from Chicago (ORD) to San Francisco (SFO) from HK$1,015~

View HK$1,015 flight on Sat, 23 Aug 2025Opens 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$1,015 for one-way flights and HK$2,020 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,020 Return, found 5 days ago
HK$2,020
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,020 found 5 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,147 Return, found 5 days ago
HK$2,147
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,147 found 5 days ago
American Airlines
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,263 Return, found 5 days ago
HK$2,263
Return
found 5 days ago
Select American Airlines flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,263 found 5 days ago
United
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,263 Return, found 5 days ago
HK$2,263
Return
found 5 days ago
Select United flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,263 found 5 days ago
American Airlines
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,264 Return, found 5 days ago
HK$2,264
Return
found 5 days ago
Select American Airlines flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,264 found 5 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,267 Return, found 5 days ago
HK$2,267
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,267 found 5 days ago
United
Sat, 22 Nov - Sun, 30 Nov
ORD
Chicago
SFO
San Francisco
HK$2,339 Return, found 6 days ago
HK$2,339
Return
found 6 days ago
Select United flight, departing Sat, 22 Nov from Chicago to San Francisco, returning Sun, 30 Nov, priced at HK$2,339 found 6 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,384 Return, found 5 days ago
HK$2,384
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,384 found 5 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,459 Return, found 5 days ago
HK$2,459
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,459 found 5 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
HK$2,502 Return, found 5 days ago
HK$2,502
Return
found 5 days ago
Select Delta flight, departing Tue, 21 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at HK$2,502 found 5 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$824 - HK$1,656 per traveller.

Graph displaying average flight prices per month

Chicago to San Francisco route information
Origin airport
O'Hare Intl.
Destination airport
San Francisco Intl.
Return price
HK$2,020
Distance
2947 km
Average flight time
2 hours 40 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$1,015 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$2,020. 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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