Book Cheap Flight Tickets from Chicago (CHI) to San Francisco (SFO)
You can find some of the cheapest airfares for your Chicago to San Francisco flights here.

Whether you are looking to sample flavorsome cuisine or have a last-minute meeting schedule, you will want to save some dollars to spend when you arrive in San Francisco. From scenic vistas and cultural sites to fascinating museums and tech parks, cheap flights from Chicago to San Francisco provide a respite.

And that is why we are here to help you find affordable plane tickets that suit your budget and offer you a secure and hassle-free journey. So, what are you waiting for? Check out our budget-friendly flight deals to San Francisco and choose the deal that best suits you. 

About Chicago

Chicago is a vibrant metropolitan city on the southern bank of Lake Michigan with a unique vibe. It is the center of commerce, trade, and education. Chicago offers many fun-filled attractions to its visitors with its stunning museums, thriving restaurants, vibrant cultural venues, and bold architecture.

About San Francisco

San Francisco is a mesmerizing city on the southern coast of California. The town offers stunning vistas, vibrant museums, and world-class gourmet scenes. Also, It is the thriving hub of the tech industry with many tech parks. San Francisco is home to some famous professional sporting and music venues. Do not forget to explore its diverse neighborhoods and sample the dishes while exploring.

Cheap Flights from Chicago to San Francisco

Click on the nearest Origin Airport of your choice to unlock various flight deals

FAQs on Chicago to San Francisco Flights
Which airlines fly directly from Chicago to San Francisco?
Three airlines fly directly from Chicago, IL, to San Francisco, CA. The airlines are Alaska Airlines, American Airlines, and United Airlines.
I’m booking a direct/non-stop flight to San Francisco from Chicago. Which airport do I choose?
Chicago has two airports, of which only O’Hare International Airport (ORD) offers non-stop flights to San Francisco. Conversely, all the non-stop flights from Chicago will land at San Francisco International Airport (SFO), the only commercial airport in the San Francisco Bay Area directly connected to Chicago by the air route.
What is the flight duration between Chicago and San Francisco?
The shortest flight distance between Chicago and San Francisco is about 1846 miles (1604 nautical miles). It takes around 4 hours and 30 minutes for a flight to reach San Francisco from Chicago.
Which airline has the least delayed flights to San Francisco from Chicago?
Based on the data available from the flights taken over the past two years, Alaska Airlines has the least delayed flights to San Francisco from Chicago.
Which is the cheapest day of the week to fly from Chicago to San Francisco?
Generally, Tuesdays and Saturdays are the cheapest days to fly to San Francisco from Chicago. Flights are pricier during the weekend with Friday being the most expensive day to fly.
Do I need to pay any fees or charges for canceling my flight from ORD to SFO?
Most airlines typically charge a penalty fee for changes or cancellations of flights. However, whether you incur a cancellation fee depends on your airline, route, and airfare. Please check the cancelation policy of the airlines or contact our customer support team for more information.
Do airlines offer sleeping areas to passengers traveling from Chicago to San Francisco?
Chicago’s O’Hare International Airport offers sleeping pods to passengers for rent after security check-in. They can take a nap, watch TV, or work in a private space from there. Also, some airlines furnish lounges for business and first-class ticket holders. Also, there are recliner chairs and pre-installed seats in the concourse area where passengers can sit and rest.
Am I allowed to carry food/eatables on my flight to San Francisco from Chicago?
As per the TSA rules, you may carry food/eatables in your carry-on or checked baggage as long as it is solid and well packed. However, you cannot hold liquid, semi-liquid, and gel items in a bag while flying to San Francisco.
What is the baggage allowance on a flight from Chicago to San Francisco?

As per the standard for domestic flights in the USA, you can check in one piece of baggage and carry one in the cabin. 

  • The dimensions (length + width + height) of the checked baggage should be less than 63 inches (159 cm), and the weight must not exceed 50 pounds (23 kg). 
  • The carry-on weight cannot exceed 18 pounds (8 kg), and its dimensions must be compatible to fit in the overhead cabin or beneath the seat.

Note: The baggage allowance may vary with the airlines and the travel class.

I lost my baggage during my flight to San Francisco from Chicago, Illinois. How can I recover it?
Contact the airlines immediately if you cannot find your baggage after a flight from Chicago. Airlines are responsible for any lost, damaged, or delayed baggage during a flight. The airline will compensate you for the luggage and its content if it is declared lost during a flight. Contact our travel experts or check the airline and government policies for more information.
What are the latest offers with Crystal Travel on flights to San Francisco from Chicago?
Crystal Travel always offers the best airfares for your flight journey. Visit our website regularly to get the best deals and airfares. Another way to stay up-to-date with our latest offers is to sign up for our newsletter and stalk us on Facebook, Instagram, and Twitter. However, if you are still unsure, call our travel experts, and they will give you all the latest offers available.
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