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Cheap flights from Australia to Key West from $1,708

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Key West departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to Key West

Recent return flight deals from Australia to Key West

Enter your travel dates to find the best prices.
Delta Logo
10:10 - 19:44MEL-EYW
25h 34m2 stops
Delta Logo
18:00 - 07:00EYW-MEL
46h 00m2 stops
$1,708Delta
Find Deal
Fri, 6 Mar - Tue, 10 Mar
Delta Logo
10:10 - 19:44MEL-EYW
25h 34m2 stops
Delta Logo
18:00 - 07:00EYW-MEL
46h 00m2 stops
$1,712Delta
Find Deal
Fri, 6 Mar - Tue, 10 Mar
Delta Logo
10:10 - 19:44MEL-EYW
25h 34m2 stops
Delta Logo
14:35 - 07:00EYW-MEL
49h 25m2 stops
$1,717Delta
Find Deal
Fri, 6 Mar - Tue, 10 Mar
American Airlines Logo
11:20 - 18:37SYD-EYW
23h 17m2 stops
American Airlines Logo
15:48 - 09:00EYW-SYD
50h 12m2 stops
$1,992American Airlines
Find Deal
Fri, 6 Mar - Tue, 10 Mar
American Airlines Logo
11:20 - 18:37SYD-EYW
23h 17m2 stops
American Airlines Logo
15:48 - 09:00EYW-SYD
50h 12m2 stops
$1,999American Airlines
Find Deal
Fri, 6 Mar - Tue, 10 Mar
United Airlines Logo
11:50 - 16:08SYD-EYW
20h 18m1 stop
United Airlines Logo
16:53 - 06:20EYW-SYD
46h 27m2 stops
$2,019United Airlines
Find Deal
Fri, 6 Mar - Tue, 10 Mar
United Airlines Logo
11:50 - 16:08SYD-EYW
20h 18m1 stop
United Airlines Logo
18:30 - 06:20EYW-SYD
44h 50m2 stops
$2,023United Airlines
Find Deal
Fri, 6 Mar - Tue, 10 Mar
Delta Logo
10:40 - 11:03SYD-EYW
40h 23m2 stops
Delta Logo
07:00 - 08:30EYW-SYD
33h 30m2 stops
$2,088Delta
Find Deal
Fri, 13 Feb - Fri, 20 Feb
American Airlines Logo
11:20 - 23:59SYD-EYW
28h 39m2 stops
American Airlines Logo
13:23 - 09:00EYW-SYD
27h 37m2 stops
$2,094American Airlines
Find Deal
Fri, 13 Feb - Fri, 20 Feb
United Airlines Logo
11:50 - 16:08SYD-EYW
20h 18m1 stop
United Airlines Logo
16:53 - 07:00EYW-SYD
23h 07m1 stop
$2,742United Airlines
Find Deal
Fri, 6 Mar - Tue, 10 Mar

Delta flights from Australia to Key West

Our best Delta deals on Australia to Key West flight tickets
Delta
6 Mar
MEL10:10Melbourne
25h 34m
2 stops
EYW19:44Key West
10 Mar
EYW18:00Key West
46h 00m
2 stops
MEL07:00Melbourne
$1,708
Find similar
Delta
6 Mar
MEL10:10Melbourne
25h 34m
2 stops
EYW19:44Key West
10 Mar
EYW18:00Key West
46h 00m
2 stops
MEL07:00Melbourne
$1,712
Find similar
Delta
6 Mar
MEL10:10Melbourne
25h 34m
2 stops
EYW19:44Key West
10 Mar
EYW14:35Key West
49h 25m
2 stops
MEL07:00Melbourne
$1,717
Find similar

United Airlines flights from Australia to Key West

Our best United Airlines deals on Australia to Key West flight tickets
United Airlines
6 Mar
SYD11:50Sydney Kingsford Smith
20h 18m
1 stop
EYW16:08Key West
10 Mar
EYW16:53Key West
46h 27m
2 stops
SYD06:20Sydney Kingsford Smith
$2,019
Find similar
United Airlines
6 Mar
SYD11:50Sydney Kingsford Smith
20h 18m
1 stop
EYW16:08Key West
10 Mar
EYW18:30Key West
44h 50m
2 stops
SYD06:20Sydney Kingsford Smith
$2,023
Find similar
United Airlines
6 Mar
SYD11:50Sydney Kingsford Smith
20h 18m
1 stop
EYW16:08Key West
10 Mar
EYW07:00Key West
33h 00m
2 stops
SYD07:00Sydney Kingsford Smith
$2,742
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Australia to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Australia to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-19:44

2 stops25h 34m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,708

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-19:44

2 stops25h 34m

Key West

Tue 10/3

18:00-07:00

2 stops46h 00m

$1,712

MelbourneKey West

MEL - EYW

MELEYW

Melbourne

Fri 6/3

10:10-19:44

2 stops25h 34m

Key West

Tue 10/3

14:35-07:00

2 stops49h 25m

$1,717

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:20-18:37

2 stops23h 17m

Key West

Tue 10/3

15:48-09:00

2 stops50h 12m

$1,992

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:20-18:37

2 stops23h 17m

Key West

Tue 10/3

15:48-09:00

2 stops50h 12m

$1,999

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:50-16:08

1 stop20h 18m

Key West

Tue 10/3

16:53-06:20

2 stops46h 27m

$2,019

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:50-16:08

1 stop20h 18m

Key West

Tue 10/3

18:30-06:20

2 stops44h 50m

$2,023

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

$2,088

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

11:20-23:59

2 stops28h 39m

Key West

Fri 20/2

13:23-09:00

2 stops27h 37m

$2,094

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

$2,742

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Key West from

How to get the cheapest flight ticket from Australia to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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 to Key West takes 20h 18m on average. On the other hand, flying from Melbourne to Key West takes 25h 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 Australia to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Key West

Direct flights

None
There are no direct flights from Australia to Key West. There are no popular flight routes from Australia to Key West.
Search flight deals

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

    Prices for flights from Australia to Key West Airport refresh daily.

  • How old do you have to be to fly from Australia 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 from Australia to Key West Airport.

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

    The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek 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 from Australia to Key West?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Australia to Key West. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Key West from Australia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Australia to Key West?

momondo helps you find the best flight between Australia and Key West by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Australia to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Australia and alert you when they change.

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