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$76+ Cheap flights from Chicago (CHI) to Tucson (TUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TUS
Jan 24 — Jan 311
Sat 1/24
Sat 1/31
1 adult, Economy
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Find cheap flights from Chicago to Tucson with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Chicago to Tucson are usually found in September or October, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Chicago to Tucson

Cheapest flights from Chicago to Tucson
Explore the most affordable flight options available from Chicago to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

This Frontier deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:00 amMDW - TUS
1 stop10h 53mFrontier
Tue 12/3012:50 pmTUS - MDW
1 stop6h 05mFrontier
Deal found 12/24$482
This United Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:00 pmORD - TUS
1 stop7h 08mUnited Airlines
Thu 1/12:40 pmTUS - ORD
1 stop7h 20mUnited Airlines
Deal found 12/24$515
This Delta deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:29 pmMDW - TUS
1 stop7h 51mDelta
Thu 1/16:00 amTUS - MDW
1 stop7h 44mDelta
Deal found 12/24$529
This Frontier deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amORD - TUS
1 stop5h 55mFrontier
Sun 1/412:50 pmTUS - ORD
1 stop10h 22mFrontier
Deal found 12/24$532
This Kiwi.com deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:34 pmORD - TUS
1 stop19h 07mFrontier
Sun 1/47:43 pmTUS - ORD
2 stops21h 50mFrontier
Deal found 12/24$539
This Sun Country Air deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:44 pmORD - TUS
1 stop24h 44mSun Country Air
Thu 1/17:58 pmTUS - ORD
1 stop13h 53mSun Country Air
Deal found 12/24$615
This Kiwi.com deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:57 pmORD - TUS
1 stop27h 33mFrontier
Sun 1/47:43 pmTUS - ORD
2 stops38h 06mFrontier
Deal found 12/23$641
This Kiwi.com deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:34 pmORD - TUS
1 stop19h 07mMultiple Airlines
Sun 1/47:34 pmTUS - ORD
1 stop21h 04mMultiple Airlines
Deal found 12/24$674
This Kiwi.com deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:05 amORD - TUS
1 stop9h 48mMultiple Airlines
Wed 12/317:28 pmTUS - ORD
1 stop20h 46mMultiple Airlines
Deal found 12/24$689
This Delta deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:29 pmMDW - TUS
1 stop7h 51mDelta
Fri 1/21:22 pmTUS - MDW
1 stop8h 00mDelta
Deal found 12/24$691
This American Airlines deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:00 amORD - TUS
1 stop7h 56mAmerican Airlines
Wed 12/316:00 amTUS - ORD
Nonstop3h 31mAmerican Airlines
Deal found 12/24$699
This Delta deal was found by Cheapflights users on 12/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:25 pmMDW - TUS
1 stop7h 55mDelta
Thu 1/16:00 amTUS - MDW
1 stop7h 44mDelta
Deal found 12/24$761

Find flight deals from Chicago to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Tucson (TUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$344
(Alaska Airlines)

One-way from

$76
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$574

Good round-trip deal

$382 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Chicago (CHI)-Tucson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Tucson flights.
Search Deals
From Chicago (CHI) to Tucson
Search Deals
One-way flight from Chicago (CHI) to Tucson
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Tucson.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Tucson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Tucson that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 25, 2025.
Use the filters below to find and compare flights from Chicago to Tucson that are best for you.

Fly from

Chicago

Fly to

Tucson

Route

Depart

Return

Price

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Sun 3/15

7:25 am-12:38 pm

1 stop31h 13m

Tucson

Sat 3/21

1:30 pm-11:52 pm

1 stop8h 22m

$345

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Wed 3/4

10:35 am-10:05 pm

2 stops12h 30m

Tucson

Wed 3/11

12:45 pm-11:59 pm

1 stop9h 14m

$346

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Sat 1/17

4:05 pm-8:45 pm

1 stop5h 40m

Tucson

Wed 1/21

12:05 pm-8:40 pm

1 stop7h 35m

$355

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Wed 1/21

6:00 am-12:32 pm

1 stop7h 32m

Tucson

Tue 1/27

1:42 pm-10:22 pm

1 stop7h 40m

$355

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Sat 2/7

10:53 am-4:42 pm

1 stop6h 49m

Tucson

Sat 2/14

7:00 am-3:21 pm

1 stop7h 21m

$355

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Wed 2/4

10:46 am-4:22 pm

1 stop6h 36m

Tucson

Wed 2/18

1:34 pm-10:31 pm

1 stop7h 57m

$355

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Sat 2/14

11:06 am-7:58 pm

1 stop9h 52m

Tucson

Wed 2/18

1:34 pm-10:31 pm

1 stop7h 57m

$355

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Tue 3/17

1:20 pm-8:45 pm

2 stops9h 25m

Tucson

Tue 3/31

6:45 am-4:55 pm

2 stops8h 10m

$357

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Tue 2/17

3:54 pm-11:59 pm

1 stop9h 05m

Tucson

Tue 2/24

6:00 am-11:59 pm

2 stops16h 59m

$359

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Thu 2/5

2:06 pm-11:59 pm

2 stops10h 53m

Tucson

Sun 2/8

6:00 am-5:10 pm

1 stop10h 10m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 36 results
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Compare providers for flights from Chicago to Tucson

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Tucson in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Tucson flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Tucson flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Tucson flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Tucson flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Tucson flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Tucson

Have a flexible travel schedule? Discover the best time to fly to Tucson from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Tucson

How far ahead should I book a flight from Chicago to Tucson?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Tucson. Price data was last updated on December 19, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Tucson. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago to Tucson?

Currently, April is the cheapest month in which you can book a flight from Chicago to Tucson (average of $59). Flying from Chicago to Tucson in June is currently the most expensive (average of $188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to TUS?

Find hourly flight availability from Chicago to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 25, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from Chicago to Tucson by exploring options for tickets in the evening.

Weekly flight availability from Chicago to Tucson

Explore weekly flight availability from Chicago to Tucson. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 25, 2025.

The most flights from CHI to TUS are scheduled on a Thursday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

What’s the top layover airport for flights from Chicago to Tucson?

Share of 1-stop round-trip flights from Chicago to Tucson chosen by Cheapflights users in the past 12 months, using the same layover each way.

Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Chicago to Tucson on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Tucson?

Average round-trip fare for 1-stop flights from Chicago to Tucson, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $300.

What’s the fastest layover option from Chicago to Tucson?

Shortest average travel time for 1-stop one-way flights from Chicago to Tucson, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 00m.

Which airport typically offers the quickest layover for flights from Chicago to Tucson?

Average layover duration for 1-stop one-way flights from Chicago to Tucson, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 2h 13m.

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tucson. Reviews last updated December 25, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Chicago to Tucson. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,114 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,056 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,069 reviews
Southwest
8.0
Very good
4,258 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Chicago to Tucson. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tucson from Chicago?

    Tucson (TUS) is the airport you will fly into if you book a flight from Chicago to Tucson. You should not have trouble finding flights to Tucson from Chicago; the airport handles an average of 1 inbound flight from Chicago per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Tucson airport from Chicago. It is only a 7.5 mi journey from Tucson (TUS) to Tucson’s city center.

  • How long is the flight from Chicago to Tucson?

    There are many flights that can get you from Chicago to Tucson in 5h 40m. Fly via Delta, Southwest, or Alaska Airlines to get the fastest option. The distance between Chicago and Tucson is about 1437 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Tucson round-trip?

    Frontier, at $109, was found to be the cheapest airline from Chicago to Tucson.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Frontier is 75% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago to Tucson one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $75. Users have also found prices from $123 and $134 on Southwest and American Airlines, respectively.

  • What are the most reliable airlines from Chicago to Tucson?

    Before booking your flight to Tucson from Chicago, check out the most reliable airlines to get you to your destination on time: Qatar Airways (100%), Aer Lingus (100%), British Airways( 100%).

  • What are the cheapest flights from Chicago to Tucson?

    While on average a flight from Chicago to Tucson is generally $382, our data shows the cheapest flight currently is $81. When looking at the most popular route, (Chicago O'Hare Intl - Tucson), you can expect to pay $281 for that flight.

  • Can I find deals for flights from Chicago to Tucson that include hotel bookings?

    Yes. In addition to deals on Chicago to Tucson flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Tucson?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Tucson.

  • Can I find deals for business class flights from Chicago to Tucson?

    Yes. Cheapflights offers flight deals from Chicago to Tucson by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Tucson?

    Currently, April is the cheapest month in which you can book a flight from Chicago to Tucson (average of $59). Flying from Chicago to Tucson in June is currently the most expensive (average of $188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Sierra Vista
Green Valley

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Alternative routes for Chicago to Tucson

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Chicago to Tucson

Discover the top 4 airlines that operate flights from Chicago to Tucson. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$109Average$193FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$255Average$454FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$483FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$291Average$469FlexibilityNo cancel feeOn-time63%

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