$145 Cheap United flights Tucson (TUS) to Chicago (ORD)

View $145 flight on Wed, Sep 17, 2025Opens in a new window

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$145 Cheap United flights Tucson (TUS) to Chicago (ORD)

Prices were available within the past 7 days and start at $145 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Sep 17 - Sat, Sep 20
TUS
Tucson
ORD
Chicago
$279 Roundtrip, found 1 hour ago
$279
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 17 from Tucson to Chicago, returning Sat, Sep 20, priced at $279 found 1 hour ago
United
Wed, Sep 17 - Sun, Sep 21
TUS
Tucson
ORD
Chicago
$280 Roundtrip, found 1 hour ago
$280
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 17 from Tucson to Chicago, returning Sun, Sep 21, priced at $280 found 1 hour ago
United
Mon, Oct 27 - Sun, Nov 2
TUS
Tucson
ORD
Chicago
$282 Roundtrip, found 4 hours ago
$282
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Oct 27 from Tucson to Chicago, returning Sun, Nov 2, priced at $282 found 4 hours ago
United
Tue, Sep 23 - Mon, Sep 29
TUS
Tucson
ORD
Chicago
$283 Roundtrip, found 2 hours ago
$283
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Sep 23 from Tucson to Chicago, returning Mon, Sep 29, priced at $283 found 2 hours ago
United
Thu, Sep 18 - Thu, Sep 25
TUS
Tucson
ORD
Chicago
$287 Roundtrip, found 3 hours ago
$287
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Sep 18 from Tucson to Chicago, returning Thu, Sep 25, priced at $287 found 3 hours ago
United
Mon, Aug 25 - Tue, Aug 26
TUS
Tucson
ORD
Chicago
$288 Roundtrip, found 13 hours ago
$288
Roundtrip
found 13 hours ago
Select United flight, departing Mon, Aug 25 from Tucson to Chicago, returning Tue, Aug 26, priced at $288 found 13 hours ago
Flights from Tucson (TUS) to Chicago (ORD)
Origin airport
Tucson Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
United
Distance
1434 mi
Average flight time
5 hours 40 mins

Frequently asked questions

How much is a United Airlines flight from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD)?
Finding cheap one-way United Airlines flights from TUS to ORD from $145 on Expedia is a cinch — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $279 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from TUS to ORD with United Airlines?
Browse for return or one-way flights to Chicago in January or February. You could find cheaper fares with United Airlines during these off-peak travel months.
What is the cheapest time to book flights from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD) with United Airlines?
Search for affordable United Airlines flights from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD)?
Easily travel from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD) on any of United Airlines's 12 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the United Airlines flight that'll land at ORD at your preferred time.
How long does it take to fly from TUS to ORD with United Airlines?
From takeoff to touchdown, a direct United Airlines flight from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD) takes around 3h 41m.
Which day of the week has the most United Airlines flights from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD)?
Sunday has the most United Airlines flights from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD). With 2 daily departures, this is the best day of the week to book something that will work for your schedule.
What is the earliest United Airlines flight from TUS to ORD?
The first flight from TUS to ORD with United Airlines leaves at 8:34AM UTC-7. You'll touch down at 1:15PM UTC-6. The final United Airlines flight of the day leaves at 12:25PM UTC-7 and arrives at 5:06PM UTC-6. With 20% fewer cancellations for departures before midday, beginning your travel day early is generally the smartest choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Chicago?
The majority of United Airlines flights from Tucson Intl. Airport (TUS) to Chicago touch down at O'Hare Intl. Airport (ORD). This is the airline's main entry point to the city. It's worth exploring Expedia for flights to nearby airports like Midway Intl. Airport (MDW), as fares may be lower.
Why fly with United Airlines from TUS to ORD?
Offering a rewarding loyalty program, United Airlines is a popular choice for many travelers heading from TUS to ORD. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD)?
United Airlines generally operates Embraer 175 planes for flights from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD). Keep in mind that aircraft type can vary depending on operational requirements, so the plane you board might be different on the day.
Can I change or cancel my United Airlines flight from Tucson Intl. Airport (TUS) to O'Hare Intl. Airport (ORD)?
Typically, you can modify or cancel your flight, although additional charges may apply if your booking was made more than 24 hours ago. Need flexible options? Apply the "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you need to adjust your plans. To update your booking, go to "Trips," select your flight and click on "Manage Booking" for further information.

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