Find the cheapest flights on Expedia from Chicago (CHI) to Tucson (TUS). 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 CA $270 for travel on December 12, 2026.
Cheap Flights from Chicago to Tucson (CHI-TUS)
Prices were available within the past 7 days and start at CA $270 for one-way flights and CA $540 for roundtrip, for the period specified. Prices and availability are subject to change.
Find the cheapest month to fly from Chicago (CHI) to Tucson (TUS)
February is typically the cheapest month to flyFebruary is typically the cheapest month to fly
From CA $419 - CA $970 per traveller.
Book with confidence
Chicago to Tucson Flights
The easy way to book your flights from Chicago to Tucson
With Expedia, it’s simple to find and book flights to Tucson from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 3 airlines that cover this route. There are nonstop flights to Tucson Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Chicago to Tucson today, tomorrow, or this week.
Save dollars with cheap flights from CHI-All Airports, CHI to Tucson Intl., TUS
Sort your search results by price to find great deals on your flight from Chicago to Tucson—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Tucson from Chicago currently is just CA $540 rising to CA $584.
Here are more money-saving tips:
Fly in December when flight prices are normally at their lowest
Book about a month to 6 weeks before you travel for the best prices to Tucson
Avoid peak season and weekends when flights can cost more
Early morning and late-night flights are sometimes cheaper, so try varying your travel times
One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Tucson from Chicago
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Tucson with Expedia today.