Find the cheapest flights on Expedia from Chicago (ORD) to San Diego (SAN). Flight ticket prices change frequently based on availability and demand. We send price-drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at NZ$191 for travel on 17 March 2027.
Cheap Flights from Chicago to San Diego (ORD-SAN)
Prices were available within the past 7 days and start at NZ$191 for one-way flights and NZ$387 for return, for the period specified. Prices and availability are subject to change.
Ready to have the time of your life? When you use Expedia.co.nz to book cheap flights from Chicago to San Diego, you can experience all of the attractions this city is famous for, or escape the crowds and explore the outskirts on your own. Our amazing deals on airfare help you save big on tickets, so you can spend more of your hard-earned money enjoying local entertainment options. Even if you seek to score a seat on one of the last-minute ORD to SAN flights, you’ll still save a bundle when compared to the competition.
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Prefer to fly with a particular airline? Our extensive network of travel partners ensures that you can travel with whichever carrier you prefer. So if you’ve been searching for cheap flights to San Diego from Chicago, Expedia.co.nz has exactly what you’re looking for. As the world’s leader in travel, we’re committed to helping you get the best rates around.
Frequently Asked Questions
How much is a flight from O'Hare Airport to San Diego Intl. Airport (SAN)?
The lowest price advertised for a round-trip journey between O'Hare Intl. Airport (ORD) and San Diego Airport is NZ$387. But you better act fast. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ORD to SAN?
This can differ between airlines, as each has its own set of terms and conditions. Visit the Customer Service Portal, where there are simple instructions on how to cancel your flight online.
How do I find cheap flights from ORD to San Diego Intl. Airport (SAN) 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 ORD to San Diego Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Airport to San Diego Intl. Airport (SAN)?
The flying distance between O'Hare Airport and SAN is 2 800 kilometres. Close your eyes or get stuck into a book and the journey will whiz by.
Which airlines fly direct from ORD to SAN?
With 121 monthly flights operating from ORD to San Diego Intl. Airport (SAN), United Airlines (UA) is a top choice. If you'd like more options, check out the ticket prices from American Airlines (AA). This airlines operates 91 monthly flights between these airports.
Are ORD to SAN flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes nab a bargain, with some of the cheapest airfares from O'Hare Airport to San Diego Intl. Airport (SAN) appearing a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines publish prices that far in advance.
Travel information
Origin airport
Chicago O'Hare International Airport
Destination airport
San Diego Intl. Airport
Distance
2,768 km away
Airlines serving
Alaska Airlines, Frontier Airlines, American Airlines, United, Delta, JetBlue Airways, Sun Country Airlines