$1,700 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 - 11:03MEL-EYW

40h 53m2 stops

11:45 - 07:00EYW-MEL

52h 15m2 stops

$1,700Delta

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Fri, 6 Mar - Tue, 10 Mar

10:10 - 11:03MEL-EYW

40h 53m2 stops

18:00 - 07:00EYW-MEL

46h 00m2 stops

$1,704Delta

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Fri, 6 Mar - Tue, 10 Mar

10:10 - 19:44MEL-EYW

49h 34m2 stops

18:00 - 07:00EYW-MEL

46h 00m2 stops

$1,710Delta

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Fri, 6 Mar - Tue, 10 Mar

11:20 - 15:53SYD-EYW

44h 33m2 stops

15:56 - 07:00EYW-SYD

71h 04m2 stops

$2,276United Airlines

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Fri, 13 Feb - Fri, 20 Feb

11:20 - 22:14SYD-EYW

26h 54m2 stops

15:56 - 07:00EYW-SYD

71h 04m2 stops

$2,279United Airlines

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Fri, 13 Feb - Fri, 20 Feb

11:20 - 10:59SYD-EYW

38h 39m2 stops

15:48 - 06:55EYW-SYD

24h 07m1 stop

$2,355American Airlines

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Mon, 9 Mar - Tue, 10 Mar

11:20 - 22:59SYD-EYW

27h 39m2 stops

14:25 - 06:55EYW-SYD

24h 30m1 stop

$2,529American Airlines

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Fri, 13 Feb - Fri, 20 Feb

16:05 - 16:17MEL-EYW

40h 12m1 stop

15:48 - 09:30EYW-MEL

50h 42m2 stops

$2,555American Airlines

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Fri, 6 Mar - Tue, 10 Mar

16:05 - 16:17MEL-EYW

40h 12m1 stop

15:48 - 09:30EYW-MEL

50h 42m2 stops

$2,562American Airlines

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Fri, 6 Mar - Tue, 10 Mar

16:20 - 19:35SYD-EYW

43h 15m3 stops

16:03 - 06:50EYW-SYD

46h 47m2 stops

$17,262Multiple Airlines

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Fri, 12 Dec - Fri, 19 Dec

Fly from

Route

Depart

Return

Price

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-11:03

2 stops40h 53m

Key West

Tue 10/3

11:45-07:00

2 stops52h 15m

$1,700

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-11:03

2 stops40h 53m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,704

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-19:44

2 stops49h 34m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,710

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:20-15:53

2 stops44h 33m

Key West

Fri 20/2

15:56-07:00

2 stops71h 04m

$2,276

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:20-22:14

2 stops26h 54m

Key West

Fri 20/2

15:56-07:00

2 stops71h 04m

$2,279

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Mon 9/3

11:20-10:59

2 stops38h 39m

Key West

Tue 10/3

15:48-06:55

1 stop24h 07m

$2,355

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

$2,529

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

16:05-16:17

1 stop40h 12m

Key West

Tue 10/3

15:48-09:30

2 stops50h 42m

$2,555

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

16:05-16:17

1 stop40h 12m

Key West

Tue 10/3

15:48-09:30

2 stops50h 42m

$2,562

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 12/12

16:20-19:35

3 stops43h 15m

Key West

Fri 19/12

16:03-06:50

2 stops46h 47m

$17,262

Flights are sorted by cheapest return flights first.

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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 25h 49m on average. On the other hand, flying from Melbourne to Key West takes 49h 34m 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 Round-Trip Price	$1,700
Fastest flight time	24h 54m

The best round-trip flight price to Key West from Australia in the last 72 hours is $1,700 (Melbourne to Key West).

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The fastest flight to Key West from Australia takes 24h 54m (Sydney Kingsford Smith 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.