Flights to Duck Key from Austin - ￥11,710

View ￥11,710 flight on Thu, Aug 7, 2025Opens in a new window

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Cheap Flights from Austin to Duck Key (AUS-MIA)

Prices were available within the past 7 days and start at ￥11,710 for one-way flights and ￥23,320 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Aug 7 - Mon, Aug 11
AUS
Austin
MIA
Miami
￥23,320 Roundtrip, found 2 days ago
￥23,320
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 7 from Austin to Miami, returning Mon, Aug 11, priced at ￥23,320 found 2 days ago
American Airlines
Thu, Aug 7 - Mon, Aug 11
AUS
Austin
MIA
Miami
￥23,420 Roundtrip, found 2 days ago
￥23,420
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 7 from Austin to Miami, returning Mon, Aug 11, priced at ￥23,420 found 2 days ago
American Airlines
Sat, Aug 30 - Sat, Sep 6
AUS
Austin
MIA
Miami
￥23,460 Roundtrip, found 13 hours ago
￥23,460
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Aug 30 from Austin to Miami, returning Sat, Sep 6, priced at ￥23,460 found 13 hours ago
American Airlines
Sat, Aug 30 - Sat, Sep 6
AUS
Austin
MIA
Miami
￥24,220 Roundtrip, found 13 hours ago
￥24,220
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Aug 30 from Austin to Miami, returning Sat, Sep 6, priced at ￥24,220 found 13 hours ago
Delta
Thu, Aug 7 - Mon, Aug 11
AUS
Austin
MIA
Miami
￥27,650 Roundtrip, found 2 days ago
￥27,650
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 7 from Austin to Miami, returning Mon, Aug 11, priced at ￥27,650 found 2 days ago
United
Sat, Aug 30 - Sat, Sep 6
AUS
Austin
MIA
Miami
￥37,960 Roundtrip, found 13 hours ago
￥37,960
Roundtrip
found 13 hours ago
Select United flight, departing Sat, Aug 30 from Austin to Miami, returning Sat, Sep 6, priced at ￥37,960 found 13 hours ago

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

September is typically the cheapest month to fly

From ￥15,165 - ￥27,146 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.