$1,276 Cheap Flights to Key West in 2025/26

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Find the cheapest flights from Australia to Key West

Round-trip

One-way

Cheap return flights

10:40 - 11:03SYD-EYW

40h 23m2 stops

07:00 - 08:30EYW-SYD

33h 30m2 stops

$1,276Delta

Find Deal

Fri, 13 Feb - Fri, 20 Feb

10:40 - 11:03SYD-EYW

40h 23m2 stops

07:00 - 08:30EYW-SYD

33h 30m2 stops

$1,277Delta

Find Deal

Fri, 13 Feb - Fri, 20 Feb

10:40 - 11:03SYD-EYW

40h 23m2 stops

07:00 - 08:30EYW-SYD

33h 30m2 stops

$1,279Delta

Find Deal

Fri, 13 Feb - Fri, 20 Feb

11:50 - 16:08SYD-EYW

20h 18m1 stop

12:30 - 09:15EYW-SYD

29h 45m2 stops

$1,434United Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

10:40 - 19:44SYD-EYW

25h 04m2 stops

11:45 - 08:30EYW-SYD

28h 45m2 stops

$1,436Delta

Find Deal

Fri, 13 Feb - Tue, 17 Feb

11:50 - 16:08SYD-EYW

20h 18m1 stop

16:53 - 07:00EYW-SYD

23h 07m1 stop

$1,437United Airlines

Find Deal

Fri, 6 Mar - Tue, 10 Mar

11:15 - 18:23SYD-EYW

23h 08m2 stops

15:51 - 06:55EYW-SYD

23h 04m1 stop

$1,757American Airlines

Find Deal

Fri, 13 Feb - Fri, 20 Feb

16:05 - 16:04MEL-EYW

39h 59m1 stop

15:48 - 09:30EYW-MEL

50h 42m2 stops

$2,536American Airlines

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Fri, 6 Mar - Tue, 10 Mar

23:45 - 19:22MEL-EYW

58h 37m2 stops

17:47 - 17:50EYW-MEL

33h 03m2 stops

$2,727Qatar Airways

Find Deal

Thu, 16 Oct - Wed, 22 Oct

00:45 - 13:51MEL-EYW

52h 06m2 stops

13:08 - 07:10EYW-MEL

74h 02m2 stops

$2,811Cathay Pacific

Find Deal

Fri, 31 Oct - Sat, 8 Nov

Fly from

Route

Depart

Return

Price

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

10:40-11:03

2 stops40h 23m

Key West

Fri 20/2

07:00-08:30

2 stops33h 30m

$1,276

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

10:40-11:03

2 stops40h 23m

Key West

Fri 20/2

07:00-08:30

2 stops33h 30m

$1,277

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

10:40-11:03

2 stops40h 23m

Key West

Fri 20/2

07:00-08:30

2 stops33h 30m

$1,279

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:50-16:08

1 stop20h 18m

Key West

Tue 10/3

12:30-09:15

2 stops29h 45m

$1,434

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

10:40-19:44

2 stops25h 04m

Key West

Tue 17/2

11:45-08:30

2 stops28h 45m

$1,436

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:50-16:08

1 stop20h 18m

Key West

Tue 10/3

16:53-07:00

1 stop23h 07m

$1,437

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:15-18:23

2 stops23h 08m

Key West

Fri 20/2

15:51-06:55

1 stop23h 04m

$1,757

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

16:05-16:04

1 stop39h 59m

Key West

Tue 10/3

15:48-09:30

2 stops50h 42m

$2,536

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 16/10

23:45-19:22

2 stops58h 37m

Key West

Wed 22/10

17:47-17:50

2 stops33h 03m

$2,727

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 31/10

00:45-13:51

2 stops52h 06m

Key West

Sat 8/11

13:08-07:10

2 stops74h 02m

$2,810

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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 20h 18m on average. On the other hand, flying from Melbourne to Key West takes 40h 35m 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	$1,312
Best Round-Trip Price	$1,276
Fastest flight time	39h 08m

The best one-way flight price to Key West from Australia in the last 72 hours is $1,312 (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 $1,276 (Sydney Kingsford Smith to Key West).

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The fastest flight to Key West from Australia takes 39h 08m (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.