Cheap flights from Tucson to Illinois from $100
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Illinois departing on 6/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Tucson to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Tucson is in January. Flight prices, which tend to average around $373, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $381.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Tucson to Illinois is on a Wednesday when prices can be found for as low as $463. Flights from Tucson to Illinois on a Sunday will generally be more expensive and average around $545. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Tucson to Illinois during this time can be as low as $492. Flights in the afternoon are often more expensive with an average ticket price of $513.
What is the cheapest Tucson to Illinois flight route?
Fly from Tucson to Chicago O'Hare Intl for the best Tucson - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Tucson when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $443 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Tucson for as low as $331 on momondo.
What cabin class options are available on Tucson to Illinois flights?
There are 4 cabin classes available to choose from on Tucson to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Tucson to Illinois?
Frontier, United Airlines, and American Airlines are the most popular carriers operating from Tucson to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to Illinois from Tucson according to our data. American Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Tucson to Illinois on average per day?
The number of flights available between Tucson and Illinois is 11 per day as of June 2025. The most frequent departure time is 12:00PM, with 51% of daily flights leaving in the afternoon.
How many flights depart from Tucson to Illinois on average per week?
As of June 2025, 80 flights take off from Tucson and land in Illinois each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
Cheap Tucson to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Tucson to Illinois
When did momondo last update prices for flights from Tucson Airport to Illinois?
Prices for flights from Tucson Airport to Illinois are updated daily.
How many operators does momondo search for flights from Tucson Airport to Illinois?
The number of operators available for flights from Tucson Airport to Illinois is 4 as of June 2025.
How old do you have to be to fly from Tucson Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tucson Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Tucson to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Tucson to Illinois is Embraer 175 (Enhanced Winglets) (26.88% of total bookings). The next most popular plane models are Boeing 737-800 (26.11%), Airbus A319 (12.61%), and Boeing 737-700 (11.46%).
Best airlines flying from Tucson to Illinois
Compare and see reviews for airlines that fly from Tucson to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $149 | Free Cancellation | Rating 7.4 8,809 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $232 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $330 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Tucson to Illinois?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Tucson to Illinois for you.
Can I find flights from Tucson to Illinois with flexible booking policies on momondo?
momondo does allow users to show only those flights to Illinois from Tucson which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Tucson to Illinois?
momondo provides multiple filters to help you find the best flight to Illinois from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Tucson to Illinois right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Tucson to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.