Cheap Flights from San Carlos (SQL) to Chicago (ORD)

Popular airlines from San Carlos, CA (SQL) to Chicago O'Hare Intl. Airport (ORD)

Flights from San Carlos (SQL) to Chicago (ORD)
Origin airport
San Carlos
Destination airport
O'Hare Intl.
Distance
1837 mi

San Carlos to Chicago Flights

The cheapest times to fly from San Carlos to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Carlos to Chicago are during the month of . You can find some of the cheapest flights from San Carlos to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Carlos to Chicago

Sunday is one of the best days to book for cheap flights from San Carlos to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Carlos to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Carlos to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Carlos to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Carlos to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD) cost?
Snag a cheap one-way flight or cheap return flight from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
is the least expensive month to fly from SQL to ORD. Avoiding peak travel times is often the key to scoring lower fares.
Which airlines fly direct from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
You can't fly nonstop to O'Hare Intl. Airport (ORD) from San Carlos, CA (SQL). However, you can easily journey to Chicago without any layovers by leaving from San Francisco Intl. Airport (SFO).
What is the cheapest airline that flies from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from SQL to ORD. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
Nonstop flights from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SQL to ORD?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
Choose a flight from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD) that leaves before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD) last-minute?
Last-minute bookings from SQL to ORD are generally more expensive. For the best prices, start looking for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a SQL to ORD flight and hotel package?
Compared with arranging hotels and flights separately, booking a SQL to ORD flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from San Carlos Airport (SQL) to O'Hare Intl. Airport (ORD)?
If you booked your SQL to ORD flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Explore a world of travel with Expedia

*Available to One Key members.