Cheap flights from Chicago to Southwest Austin from CA $111

View CA $111 flight on Thu, Aug. 14, 2025Opens in a new window

Popular airlines from Chicago to Southwest Austin

  • American Airlines

    American Airlines

  • Delta

    Delta

  • Spirit Airlines

    Spirit Airlines

  • United

    United

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

Prices were available within the past 7 days and start at CA $111 for one-way flights and CA $221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sat, Aug. 16 - Tue, Aug. 19
ORD
Chicago
AUS
Austin
CA $221 Roundtrip, found 2 days ago
CA $221
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Sat, Aug. 16 from Chicago to Austin, returning Tue, Aug. 19, priced at CA $221 found 2 days ago
American Airlines
Sat, Aug. 16 - Tue, Aug. 19
ORD
Chicago
AUS
Austin
CA $242 Roundtrip, found 2 days ago
CA $242
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug. 16 from Chicago to Austin, returning Tue, Aug. 19, priced at CA $242 found 2 days ago
Spirit Airlines
Fri, Sep. 5 - Mon, Sep. 8
ORD
Chicago
AUS
Austin
CA $251 Roundtrip, found 2 days ago
CA $251
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Fri, Sep. 5 from Chicago to Austin, returning Mon, Sep. 8, priced at CA $251 found 2 days ago
United
Sat, Aug. 16 - Tue, Aug. 19
ORD
Chicago
AUS
Austin
CA $290 Roundtrip, found 2 days ago
CA $290
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug. 16 from Chicago to Austin, returning Tue, Aug. 19, priced at CA $290 found 2 days ago
Delta
Tue, Oct. 28 - Sat, Nov. 1
ORD
Chicago
AUS
Austin
CA $297 Roundtrip, found 2 days ago
CA $297
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct. 28 from Chicago to Austin, returning Sat, Nov. 1, priced at CA $297 found 2 days ago
Alaska Airlines
Mon, Oct. 20 - Thu, Oct. 23
ORD
Chicago
AUS
Austin
CA $607 Roundtrip, found 1 day ago
CA $607
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Oct. 20 from Chicago to Austin, returning Thu, Oct. 23, priced at CA $607 found 1 day ago

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

April is typically the cheapest month to fly

From CA $122 - CA $537 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.