$1,632 Cheap Flights to Key West in 2025/26

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Find the cheapest flights from Australia to Key West

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10:10 - 11:01MEL-EYW

40h 51m2 stops

18:00 - 07:00EYW-MEL

46h 00m2 stops

$1,632Delta

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Fri, 6 Mar - Tue, 10 Mar

10:10 - 11:01MEL-EYW

40h 51m2 stops

18:00 - 07:00EYW-MEL

46h 00m2 stops

$1,634Delta

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Fri, 6 Mar - Tue, 10 Mar

11:20 - 15:53SYD-EYW

44h 33m2 stops

15:56 - 06:20EYW-SYD

70h 24m2 stops

$2,302United Airlines

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Fri, 13 Feb - Fri, 20 Feb

12:10 - 13:15SYD-EYW

41h 05m2 stops

15:56 - 07:00EYW-SYD

71h 04m2 stops

$2,304United Airlines

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Fri, 13 Feb - Fri, 20 Feb

11:50 - 22:14SYD-EYW

26h 24m2 stops

15:56 - 07:00EYW-SYD

71h 04m2 stops

$2,307United Airlines

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Fri, 13 Feb - Fri, 20 Feb

10:40 - 17:12SYD-EYW

22h 32m2 stops

14:35 - 07:30EYW-SYD

25h 55m2 stops

$2,345Delta

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Fri, 6 Mar - Tue, 10 Mar

10:40 - 17:12SYD-EYW

22h 32m2 stops

11:45 - 06:05EYW-SYD

27h 20m2 stops

$2,347Delta

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Fri, 6 Mar - Tue, 10 Mar

11:20 - 11:05SYD-EYW

39h 45m2 stops

15:48 - 06:55EYW-SYD

24h 07m1 stop

$2,539American Airlines

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Fri, 6 Mar - Tue, 10 Mar

11:20 - 11:05SYD-EYW

39h 45m2 stops

15:48 - 06:55EYW-SYD

24h 07m1 stop

$2,545American Airlines

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Fri, 6 Mar - Tue, 10 Mar

11:20 - 22:59SYD-EYW

27h 39m2 stops

14:25 - 06:55EYW-SYD

24h 30m1 stop

$2,556American Airlines

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Fri, 13 Feb - Fri, 20 Feb

Fly from

Route

Depart

Return

Price

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-11:01

2 stops40h 51m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,632

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-11:01

2 stops40h 51m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,634

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:20-15:53

2 stops44h 33m

Key West

Fri 20/2

15:56-06:20

2 stops70h 24m

$2,302

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

12:10-13:15

2 stops41h 05m

Key West

Fri 20/2

15:56-07:00

2 stops71h 04m

$2,304

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:50-22:14

2 stops26h 24m

Key West

Fri 20/2

15:56-07:00

2 stops71h 04m

$2,307

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

10:40-17:12

2 stops22h 32m

Key West

Tue 10/3

14:35-07:30

2 stops25h 55m

$2,345

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

10:40-17:12

2 stops22h 32m

Key West

Tue 10/3

11:45-06:05

2 stops27h 20m

$2,347

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:20-11:05

2 stops39h 45m

Key West

Tue 10/3

15:48-06:55

1 stop24h 07m

$2,539

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:20-11:05

2 stops39h 45m

Key West

Tue 10/3

15:48-06:55

1 stop24h 07m

$2,545

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:20-22:59

2 stops27h 39m

Key West

Fri 20/2

14:25-06:55

1 stop24h 30m

$2,556

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

Key West flights insights and trends

Explore insights for your Key West flight to craft the best travel plan

How long does it take to fly to Key West?

Flight times vary depending on what airport in Australia you fly out of and what airport in Key West you fly into. For example, flying from Sydney Kingsford Smith to Key West takes 22h 32m on average. On the other hand, flying from Melbourne to Key West takes 40h 03m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Cheap Key West flight deals and tips

Summary info about Key West flight prices, duration and airlines

Best One-Way Price	$2,379
Best Round-Trip Price	$1,632
Fastest flight time	41h 04m

The best one-way flight price to Key West from Australia in the last 72 hours is $2,379 (Melbourne to Key West).

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The best round-trip flight price to Key West from Australia in the last 72 hours is $1,632 (Melbourne to Key West).

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The fastest flight to Key West from Australia takes 41h 04m (Melbourne to Key West).

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Frequently asked questions about flying to Key West

What is there to do in Key West when it’s raining?

If you are planning a flight to Key West and are looking to avoid the rain, you should avoid traveling during the months of August and September. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Key West, there are still things to do and ways to enjoy your trip. For those looking to get out of the rain and do a little shopping, check out Duval Street.

When did momondo last update prices for flights to Key West Airport?

Prices for flights to Key West Airport are refreshed on a daily basis.

How old do you have to be to fly to Key West Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Key West?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Key West. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Key West with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Key West with this policy.

How can momondo help me find flights to Key West?

Once all potential Key West flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.