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O'Hare Intl

$150+ Cheap flights from Tucson (TUS) to O'Hare Intl (ORD)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — ORD
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Tucson to O'Hare Intl 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 Tucson to Chicago O'Hare Intl are usually found in September or January, booked 54 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Tucson to O'Hare Intl

Cheapest flights from Tucson to O'Hare Intl
Explore the most affordable flight options available from Tucson to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This American Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 9/26:11 am
TUS
-
ORD
Nonstop3h 48m
American Airlines
Tue 9/89:46 am
ORD
-
TUS
Nonstop3h 43m
American Airlines
Deal found 7/22$397
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 9/56:11 am
TUS
-
ORD
Nonstop3h 48m
American Airlines
Fri 9/119:45 am
ORD
-
TUS
Nonstop3h 52m
American Airlines
Deal found 7/18$398
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 8/2912:19 pm
TUS
-
ORD
Nonstop3h 57m
American Airlines
Sun 9/69:14 pm
ORD
-
TUS
Nonstop3h 43m
American Airlines
Deal found 7/18$402
This Sun Country Air deal was found by Cheapflights users on 7/22. 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.
Mon 12/217:16 pm
TUS
-
ORD
1 stop14h 07m
Sun Country Air
Thu 12/3111:53 am
ORD
-
TUS
1 stop8h 05m
Sun Country Air
Deal found 7/22$405
This American Airlines deal was found by Cheapflights users on 7/21. 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.
Thu 8/1312:19 pm
TUS
-
ORD
Nonstop3h 57m
American Airlines
Wed 8/1910:10 am
ORD
-
TUS
1 stop4h 57m
American Airlines
Deal found 7/21$406
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 9/310:44 am
TUS
-
ORD
Nonstop3h 46m
United Airlines
Sat 9/59:00 am
ORD
-
TUS
Nonstop4h 13m
United Airlines
Deal found 7/19$410
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 10/112:27 pm
TUS
-
ORD
Nonstop3h 51m
American Airlines
Tue 10/611:45 am
ORD
-
TUS
Nonstop3h 56m
American Airlines
Deal found 7/19$415
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 9/210:25 am
TUS
-
ORD
1 stop5h 36m
American Airlines
Wed 9/99:45 am
ORD
-
TUS
Nonstop3h 52m
American Airlines
Deal found 7/19$417
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Thu 9/310:44 am
TUS
-
ORD
Nonstop3h 46m
United Airlines
Sun 9/65:55 am
ORD
-
TUS
1 stop8h 32m
United Airlines
Deal found 7/20$420

Find flight deals from Tucson to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to O'Hare Intl (ORD). 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$397
(United Airlines)

One-way from

$150
(CheapOair)

Popular in

February

Cheapest in

September

Average price

$436

Good round-trip deal

$381 or less

Good one-way deal

$314 or less
Provider with most accurate pricing for Tucson-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Tucson-Chicago O'Hare Intl flights.
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From Tucson to Chicago O'Hare Intl
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One-way flight from Tucson to Chicago O'Hare Intl
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Tucson to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Tucson to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tucson to O'Hare Intl 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 July 23, 2026.
Use the filters below to find and compare flights from Tucson to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TucsonChicago

TUS - ORD

TUSORD

Tucson

Wed 10/21

9:45 am-6:30 pm

1 stop6h 45m

Chicago O'Hare Intl

Mon 10/26

7:45 pm-10:06 pm

Nonstop4h 21m

$425

TucsonChicago

TUS - ORD

TUSORD

Tucson

Sat 9/5

7:00 am-8:30 pm

2 stops11h 30m

Chicago O'Hare Intl

Fri 9/11

8:55 am-4:02 pm

2 stops9h 07m

$427

TucsonChicago

TUS - ORD

TUSORD

Tucson

Thu 9/10

1:45 pm-11:59 pm

1 stop8h 14m

Chicago O'Hare Intl

Sat 9/12

11:17 am-8:57 pm

2 stops11h 40m

$432

TucsonChicago

TUS - ORD

TUSORD

Tucson

Thu 8/20

6:29 am-5:40 pm

1 stop9h 11m

Chicago O'Hare Intl

Wed 8/26

11:22 am-9:41 pm

2 stops12h 19m

$432

TucsonChicago

TUS - ORD

TUSORD

Tucson

Wed 8/26

12:33 pm-11:48 pm

1 stop9h 15m

Chicago O'Hare Intl

Wed 9/16

11:17 am-8:50 pm

2 stops11h 33m

$432

TucsonChicago

TUS - ORD

TUSORD

Tucson

Wed 10/28

11:16 am-10:00 pm

1 stop8h 44m

Chicago O'Hare Intl

Mon 11/9

2:55 pm-10:07 pm

1 stop8h 12m

$435

TucsonChicago

TUS - ORD

TUSORD

Tucson

Mon 9/7

11:20 am-9:33 pm

1 stop8h 13m

Chicago O'Hare Intl

Fri 9/11

12:29 pm-8:50 pm

2 stops10h 21m

$436

TucsonChicago

TUS - ORD

TUSORD

Tucson

Tue 9/29

6:35 am-5:23 pm

1 stop8h 48m

Chicago O'Hare Intl

Wed 9/30

2:50 pm-8:50 pm

1 stop8h 00m

$437

TucsonChicago

TUS - ORD

TUSORD

Tucson

Wed 10/21

6:29 am-6:08 pm

2 stops9h 39m

Chicago O'Hare Intl

Mon 10/26

2:40 pm-8:58 pm

1 stop8h 18m

$440
Cheapest one-way
Quickest one-way

TucsonChicago

TUS - ORD

TUSORD

Tucson

Wed 12/2

8:16 am-1:00 pm

Nonstop3h 44m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Tucson to O'Hare Intl

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 Tucson to O'Hare Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Tucson-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tucson-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Tucson-Chicago O'Hare Intl Airport 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 Tucson to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Tucson 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 Tucson to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Tucson to Chicago O'Hare Intl Airport?

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights from Tucson to Chicago O'Hare Intl Airport. 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 Tucson to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Tucson to Chicago O'Hare Intl Airport (average of $327). Flying from Tucson to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $515). 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 TUS to ORD?

Find hourly flight availability from Tucson to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

It’s typically best to fly out from Tucson to Chicago O'Hare Intl Airport at noon. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Tucson to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Tucson to O'Hare Intl. Price data was last updated on July 18, 2026.

Travelers seeking maximum savings on their Tucson to Chicago O'Hare Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Tucson to Chicago O'Hare Intl Airport?

The best insider tips for Tucson to Chicago O'Hare Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Tucson to Chicago O'Hare Intl Airport trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 23, 2026.
See what other customers who have flown with United Airlines,American Airlines, andFrontier from Tucson to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,024 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,024 reviews
United Airlines
7.4
Good
10,024 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.1
Good
11,832 reviews
United Airlines
7.4
Good
10,024 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Frontier
5.6
Fair
2,770 reviews
United Airlines
7.4
Good
10,024 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Tucson to O'Hare Intl. 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 from for flights from Tucson to Chicago O'Hare Intl?

    Located just 7.5 mi from the city center, Tucson is the airport most travelers will use when flying to Chicago O'Hare Intl from Tucson. Booking flights from Tucson (TUS) to Chicago O'Hare Intl should be relatively easy as there are 10 daily outbound flights to Chicago O'Hare Intl from 3 different airlines.

  • How long is the flight from Tucson to Chicago O'Hare Intl Airport?

    A quick flight from Tucson to Chicago O'Hare Intl Airport can take about 6h 45m. United Airlines provides one of the quickest options available for as low as $425. The distance between Tucson and Chicago O'Hare Intl Airport is about 1434 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 Tucson to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Tucson to Chicago O'Hare Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $156 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $291 and $311 round-trip. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Tucson to Chicago O'Hare Intl Airport?

    The top 3 most reliable airlines when flying from Tucson to Chicago O'Hare Intl Airport are Qatar Airways (86%), Aer Lingus (77%) and British Airways (77%).

  • What are the cheapest flights from Tucson to Chicago O'Hare Intl Airport?

    On average you can expect to pay $2,310 for a flight from Tucson to Chicago O'Hare Intl Airport. The cheapest flight overall is $188 while the most popular route, (Tucson - Chicago O'Hare Intl) is currently priced at $397.

  • Can I find deals for flights from Tucson to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Tucson to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tucson to O'Hare Intl?

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

  • Can I find deals for business class flights from Tucson to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Tucson to O'Hare Intl 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 Tucson to Chicago O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Tucson to Chicago O'Hare Intl Airport (average of $327). Flying from Tucson to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $515). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Benton Harbor
Rosemont
Schaumburg
Lake Geneva
Naperville
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Racine
Great Lakes
Janesville
Joliet

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Tucson to O'Hare Intl

Discover the top 3 airlines that operate flights from Tucson to O'Hare Intl. 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$156Average$254FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$291Average$435FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$311Average$485FlexibilityNo cancel feeOn-time69%

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