฿4,180 Cheap Flights from Chicago (ORD) to San Francisco (SFO)

View ฿4,180 flight on Tue, 9 Sep 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿4,180 for one-way flights and ฿8,380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿8,380 Return, found 3 days ago
฿8,380
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿8,380 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿8,880 Return, found 3 days ago
฿8,880
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿8,880 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿9,070 Return, found 3 days ago
฿9,070
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿9,070 found 3 days ago
American Airlines
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿9,375 Return, found 3 days ago
฿9,375
Return
found 3 days ago
Select American Airlines flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿9,375 found 3 days ago
United
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿9,375 Return, found 3 days ago
฿9,375
Return
found 3 days ago
Select United flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿9,375 found 3 days ago
American Airlines
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿9,380 Return, found 3 days ago
฿9,380
Return
found 3 days ago
Select American Airlines flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿9,380 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿9,570 Return, found 3 days ago
฿9,570
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿9,570 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿10,020 Return, found 3 days ago
฿10,020
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿10,020 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿10,050 Return, found 3 days ago
฿10,050
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿10,050 found 3 days ago
Delta
Sat, 18 Oct - Sat, 25 Oct
ORD
Chicago
SFO
San Francisco
฿10,185 Return, found 3 days ago
฿10,185
Return
found 3 days ago
Select Delta flight, departing Sat, 18 Oct from Chicago to San Francisco, returning Sat, 25 Oct, priced at ฿10,185 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 ฿3,420 - ฿6,873 per traveller.

Graph displaying average flight prices per month

Flight from Chicago to San Francisco route information
Origin airport
O'Hare Intl.
Destination airport
San Francisco Intl.
Return price
฿8,380
Distance
2947 km
Average flight time
2 hours 37 mins

Perfect flights from Chicago to San Francisco

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chicago to San Francisco. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of San Francisco, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible O'Hare Intl. to San Francisco Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿4,180 and roundtrip prices from ฿8,380. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Francisco Intl. and explore San Francisco and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your ORD to SFO travel arrangements today and embark on the journey of a lifetime in San Francisco.

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 ฿8,380. 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 kilometres 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.

Explore a world of travel with Expedia

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