$99 Cheap United flights Chicago (ORD) to Austin (AUS)

View $99 flight on Thu, Dec 11, 2025Opens in a new window

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$99 Cheap United flights Chicago (ORD) to Austin (AUS)

Prices were available within the past 7 days and start at $99 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 4 - Mon, Sep 8
ORD
Chicago
AUS
Austin
$163 Roundtrip, found 9 hours ago
$163
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Sep 4 from Chicago to Austin, returning Mon, Sep 8, priced at $163 found 9 hours ago
United
Sat, Nov 1 - Mon, Nov 3
ORD
Chicago
AUS
Austin
$169 Roundtrip, found 6 hours ago
$169
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Nov 1 from Chicago to Austin, returning Mon, Nov 3, priced at $169 found 6 hours ago
United
Tue, Aug 26 - Mon, Sep 1
ORD
Chicago
AUS
Austin
$171 Roundtrip, found 18 hours ago
$171
Roundtrip
found 18 hours ago
Select United flight, departing Tue, Aug 26 from Chicago to Austin, returning Mon, Sep 1, priced at $171 found 18 hours ago
United
Sat, Nov 1 - Mon, Nov 3
ORD
Chicago
AUS
Austin
$176 Roundtrip, found 6 hours ago
$176
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Nov 1 from Chicago to Austin, returning Mon, Nov 3, priced at $176 found 6 hours ago
United
Tue, Sep 23 - Thu, Oct 2
ORD
Chicago
AUS
Austin
$177 Roundtrip, found 11 hours ago
$177
Roundtrip
found 11 hours ago
Select United flight, departing Tue, Sep 23 from Chicago to Austin, returning Thu, Oct 2, priced at $177 found 11 hours ago
United
Sat, Aug 23 - Mon, Sep 1
ORD
Chicago
AUS
Austin
$180 Roundtrip, found 11 hours ago
$180
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Aug 23 from Chicago to Austin, returning Mon, Sep 1, priced at $180 found 11 hours ago
Flights from Chicago (ORD) to Austin (AUS)
Origin airport
O'Hare Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Popular airline
American Airlines
Distance
977 mi
Average flight time
2 hours 49 mins

Frequently asked questions

How much is a United Airlines flight from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS)?
Finding cheap one-way United Airlines flights from ORD to AUS from $99 on Expedia is a breeze — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from $163 for your next adventure.**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 ORD to AUS with United Airlines?
United Airlines flights to Austin are often cheaper in the off-peak months of January and December. Whether you're after a return or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS) with United Airlines?
To find cheap United Airlines fares from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the overall cost. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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 O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS)?
United Airlines operates direct flights from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS), with 18 weekly departures. Simply choose the "Nonstop" and "Airline" filters while searching on Expedia to find all direct United Airlines flights to AUS.
How long does it take to fly from ORD to AUS with United Airlines?
It takes approximately 3h 4m to travel nonstop from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS) with United Airlines.
Which day of the week has the most United Airlines flights from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS)?
If it's flexibility you're after, Thursday offers the most choice for United Airlines flights from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS). You can pick from 3 different departures.
What is the earliest United Airlines flight from ORD to AUS?
The earliest United Airlines flight from ORD to AUS departs at 8:53AM UTC-6, touching down at 11:58AM UTC-6. If you prefer to jet off later, the last United Airlines flight leaves ORD at 8:02PM UTC-6 and lands at AUS at 11:06PM UTC-6. Flying before midday is generally a good idea as morning flights are least likely to face cancellations.**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 Austin?
United Airlines flights from O'Hare Intl. Airport (ORD) to Austin touch down at Austin-Bergstrom Intl. Airport (AUS). This is the main gateway to this destination.
Why fly with United Airlines from ORD to AUS?
Travel from ORD to AUS with United Airlines and you'll enjoy a range of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to use on select future travel purchases.*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 O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS)?
You'll likely be on an Airbus A319 or an Airbus A320 when flying United Airlines from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS). However, keep in mind that a different plane may be used due to operational reasons.
Can I change or cancel my United Airlines flight from O'Hare Intl. Airport (ORD) to Austin-Bergstrom Intl. Airport (AUS)?
Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that. For further details about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without additional charges, tick the "Changes included" or "No cancel fee" filter when organizing your trip.
*Available to One Key members.