Cheap flights from Chicago to Southwest Austin

View AU$148 flight on Sat, 20 Sep. 2025Opens in a new window

Popular airlines from Chicago to Southwest Austin

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Chicago (CHI) to Southwest Austin (AUS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 14 Aug. - Fri, 22 Aug.
ORD
Chicago
AUS
Austin
AU$334 Return, found 5 days ago
AU$334
Return
found 5 days ago
Select American Airlines flight, departing Thu, 14 Aug. from Chicago to Austin, returning Fri, 22 Aug., priced at AU$334 found 5 days ago
American Airlines
Thu, 14 Aug. - Fri, 22 Aug.
ORD
Chicago
AUS
Austin
AU$368 Return, found 5 days ago
AU$368
Return
found 5 days ago
Select American Airlines flight, departing Thu, 14 Aug. from Chicago to Austin, returning Fri, 22 Aug., priced at AU$368 found 5 days ago
Delta
Thu, 14 Aug. - Fri, 22 Aug.
ORD
Chicago
AUS
Austin
AU$371 Return, found 5 days ago
AU$371
Return
found 5 days ago
Select Delta flight, departing Thu, 14 Aug. from Chicago to Austin, returning Fri, 22 Aug., priced at AU$371 found 5 days ago
American Airlines
Sun, 31 Aug. - Sun, 7 Sep.
ORD
Chicago
AUS
Austin
AU$379 Return, found 5 days ago
AU$379
Return
found 5 days ago
Select American Airlines flight, departing Sun, 31 Aug. from Chicago to Austin, returning Sun, 7 Sep., priced at AU$379 found 5 days ago
United
Fri, 5 Sep. - Sun, 7 Sep.
ORD
Chicago
AUS
Austin
AU$490 Return, found 1 day ago
AU$490
Return
found 1 day ago
Select United flight, departing Fri, 5 Sep. from Chicago to Austin, returning Sun, 7 Sep., priced at AU$490 found 1 day ago
Alaska Airlines
Thu, 7 Aug. - Sun, 10 Aug.
ORD
Chicago
AUS
Austin
AU$1,386 Return, found 3 days ago
AU$1,386
Return
found 3 days ago
Select Alaska Airlines flight, departing Thu, 7 Aug. from Chicago to Austin, returning Sun, 10 Aug., priced at AU$1,386 found 3 days ago

Find the cheapest month to fly from Chicago (CHI) to Austin (AUS)

April is typically the cheapest month to fly

From AU$137 - AU$601 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.