$1,071 Cheap Flights to Key West in 2026

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Find the cheapest flights from Australia to Key West

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:10 - 19:41

MEL

EYW

25h 31m

2 stops

07:30 - 07:00

EYW

MEL

32h 30m

2 stops

$1,856Delta

Fri, 13 Mar - Fri, 20 Mar

12:00 - 16:36

MEL

EYW

43h 36m

2 stops

14:24 - 08:30

EYW

MEL

27h 06m

2 stops

$1,898United Airlines

Sun, 15 Mar - Sun, 22 Mar

10:30 - 22:19

MEL

EYW

26h 49m

3 stops

16:55 - 08:30

EYW

MEL

24h 35m

2 stops

$1,942United Airlines

Fri, 13 Mar - Fri, 20 Mar

12:00 - 16:24

MEL

EYW

44h 24m

2 stops

14:45 - 05:00

EYW

MEL

22h 15m

1 stop

$2,417American Airlines

Thu, 19 Feb - Mon, 23 Feb

11:20 - 16:49

SYD

EYW

45h 29m

2 stops

14:45 - 06:55

EYW

SYD

24h 10m

1 stop

$2,459American Airlines

Thu, 19 Feb - Mon, 23 Feb

12:00 - 16:49

MEL

EYW

44h 49m

2 stops

14:45 - 05:00

EYW

MEL

22h 15m

1 stop

$2,471American Airlines

Thu, 19 Feb - Mon, 23 Feb

12:00 - 19:15

MEL

EYW

47h 15m

2 stops

14:45 - 05:00

EYW

MEL

22h 15m

1 stop

$2,490American Airlines

Thu, 19 Feb - Mon, 23 Feb

12:00 - 18:19

MEL

EYW

46h 19m

2 stops

14:45 - 09:30

EYW

MEL

50h 45m

2 stops

$2,563American Airlines

Thu, 19 Feb - Mon, 23 Feb

11:30 - 22:09

MEL

EYW

26h 39m

2 stops

15:56 - 10:00

EYW

MEL

50h 04m

2 stops

$2,636United Airlines

Thu, 19 Feb - Mon, 23 Feb

11:50 - 22:09

SYD

EYW

26h 19m

2 stops

07:00 - 07:00

EYW

SYD

32h 00m

2 stops

$2,637United Airlines

Thu, 19 Feb - Mon, 23 Feb

Fly from

Route

Depart

Return

Price

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 13/3

09:10-19:41

2 stops25h 31m

Key West

Fri 20/3

07:30-07:00

2 stops32h 30m

$1,856

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Sun 15/3

12:00-16:36

2 stops43h 36m

Key West

Sun 22/3

14:24-08:30

2 stops27h 06m

$1,898

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 13/3

10:30-22:19

3 stops26h 49m

Key West

Fri 20/3

16:55-08:30

2 stops24h 35m

$1,942

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 19/2

12:00-16:24

2 stops44h 24m

Key West

Mon 23/2

14:45-05:00

1 stop22h 15m

$2,417

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 19/2

11:20-16:49

2 stops45h 29m

Key West

Mon 23/2

14:45-06:55

1 stop24h 10m

$2,459

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 19/2

12:00-16:49

2 stops44h 49m

Key West

Mon 23/2

14:45-05:00

1 stop22h 15m

$2,471

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 19/2

12:00-19:15

2 stops47h 15m

Key West

Mon 23/2

14:45-05:00

1 stop22h 15m

$2,490

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 19/2

12:00-18:19

2 stops46h 19m

Key West

Mon 23/2

14:45-09:30

2 stops50h 45m

$2,563

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Thu 19/2

11:30-22:09

2 stops26h 39m

Key West

Mon 23/2

15:56-10:00

2 stops50h 04m

$2,636

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 19/2

11:50-22:09

2 stops26h 19m

Key West

Mon 23/2

07:00-07:00

2 stops32h 00m

$2,637

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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 26h 19m on average. On the other hand, flying from Melbourne to Key West takes 26h 39m 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	$1,071
Best Round-Trip Price	$1,856
Fastest flight time	25h 02m

The best one-way flight price to Key West from Australia in the last 72 hours is $1,071 (Sydney Kingsford Smith to Key West).

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The best round-trip flight price to Key West from Australia in the last 72 hours is $1,856 (Melbourne to Key West).

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The fastest flight to Key West from Australia takes 25h 02m (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.