Cheap flights from Austin to South Florida

View AU$112 flight on Thu, 11 Dec. 2025Opens in a new window

Popular airlines from Austin to South Florida

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Austin (AUS) to South Florida (FLL)

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
Sun, 17 Aug. - Mon, 25 Aug.
AUS
Austin
MIA
Miami
AU$236 Return, found 11 hours ago
AU$236
Return
found 11 hours ago
Select American Airlines flight, departing Sun, 17 Aug. from Austin to Miami, returning Mon, 25 Aug., priced at AU$236 found 11 hours ago
American Airlines
Sat, 6 Sep. - Sat, 13 Sep.
AUS
Austin
MIA
Miami
AU$245 Return, found 1 day ago
AU$245
Return
found 1 day ago
Select American Airlines flight, departing Sat, 6 Sep. from Austin to Miami, returning Sat, 13 Sep., priced at AU$245 found 1 day ago
Delta
Sat, 6 Sep. - Sat, 13 Sep.
AUS
Austin
MIA
Miami
AU$333 Return, found 1 day ago
AU$333
Return
found 1 day ago
Select Delta flight, departing Sat, 6 Sep. from Austin to Miami, returning Sat, 13 Sep., priced at AU$333 found 1 day ago
American Airlines
Sun, 17 Aug. - Mon, 25 Aug.
AUS
Austin
MIA
Miami
AU$350 Return, found 11 hours ago
AU$350
Return
found 11 hours ago
Select American Airlines flight, departing Sun, 17 Aug. from Austin to Miami, returning Mon, 25 Aug., priced at AU$350 found 11 hours ago
American Airlines
Sat, 6 Sep. - Sat, 13 Sep.
AUS
Austin
MIA
Miami
AU$368 Return, found 1 day ago
AU$368
Return
found 1 day ago
Select American Airlines flight, departing Sat, 6 Sep. from Austin to Miami, returning Sat, 13 Sep., priced at AU$368 found 1 day ago
United
Sat, 6 Sep. - Sat, 13 Sep.
AUS
Austin
MIA
Miami
AU$394 Return, found 1 day ago
AU$394
Return
found 1 day ago
Select United flight, departing Sat, 6 Sep. from Austin to Miami, returning Sat, 13 Sep., priced at AU$394 found 1 day ago

Find the cheapest month to fly from Austin (AUS) to Miami (MIA)

September is typically the cheapest month to fly

From AU$159 - AU$297 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.