Cheap flights from Sydney to Duck Key

View AU$767 flight on Wed, 6 Aug. 2025Opens in a new window

Popular airlines from Sydney to Duck Key

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Cheap Flights from Sydney (SYD) to Duck Key (MIA)

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.

United
Wed, 6 Aug. - Wed, 13 Aug.
SYD
Sydney
EYW
Key West
AU$1,282 Return, found 2 days ago
AU$1,282
Return
found 2 days ago
Select United flight, departing Wed, 6 Aug. from Sydney to Key West, returning Wed, 13 Aug., priced at AU$1,282 found 2 days ago
Delta
Wed, 6 Aug. - Wed, 13 Aug.
SYD
Sydney
EYW
Key West
AU$1,282 Return, found 2 days ago
AU$1,282
Return
found 2 days ago
Select Delta flight, departing Wed, 6 Aug. from Sydney to Key West, returning Wed, 13 Aug., priced at AU$1,282 found 2 days ago
Air Canada
Tue, 21 Oct. - Tue, 28 Oct.
SYD
Sydney
MIA
Miami
AU$1,285 Return, found 5 hours ago
AU$1,285
Return
found 5 hours ago
Select Air Canada flight, departing Tue, 21 Oct. from Sydney to Miami, returning Tue, 28 Oct., priced at AU$1,285 found 5 hours ago
Air Canada
Thu, 16 Oct. - Tue, 28 Oct.
SYD
Sydney
MIA
Miami
AU$1,286 Return, found 2 days ago
AU$1,286
Return
found 2 days ago
Select Air Canada flight, departing Thu, 16 Oct. from Sydney to Miami, returning Tue, 28 Oct., priced at AU$1,286 found 2 days ago
American Airlines
Tue, 7 Oct. - Tue, 28 Oct.
SYD
Sydney
MIA
Miami
AU$1,686 Return, found 5 days ago
AU$1,686
Return
found 5 days ago
Select American Airlines flight, departing Tue, 7 Oct. from Sydney to Miami, returning Tue, 28 Oct., priced at AU$1,686 found 5 days ago
Alaska Airlines
Thu, 30 Oct. - Wed, 12 Nov.
SYD
Sydney
MIA
Miami
AU$1,699 Return, found 5 days ago
AU$1,699
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 30 Oct. from Sydney to Miami, returning Wed, 12 Nov., priced at AU$1,699 found 5 days ago

Find the cheapest month to fly from Sydney (SYD) to Miami (MIA)

February is typically the cheapest month to fly

From AU$1,151 - AU$2,258 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.