Find flights
When to book
FAQs

Cheap flights from Sydney to Key West from $1,587

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — EYW
1 Jan — 8 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 December 2025.

Round-trip from

$1,587
American Airlines
  • American Airlines
  • 19/2-23/2
  • 4 total stops
  • 77h 46m total
  • Sydney to Key West
Search Deals

Find flight deals from Sydney to Key West

Enter your travel dates to find the best prices.

Best flights from Sydney to Key West
Discover carefully curated flight deals from Sydney to Key West that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 December 2025.

Thu 19/211:20SYD - EYW
2 stops27h 23mAmerican Airlines
Mon 23/214:37EYW - SYD
2 stops50h 23mAmerican Airlines
Deal found 29/11$1,587
Fri 13/212:10SYD - EYW
2 stops43h 43mUnited Airlines
Fri 20/215:56EYW - SYD
2 stops70h 24mUnited Airlines
Deal found 30/11$1,680
Thu 15/114:15SYD - EYW
2 stops37h 14mDelta
Thu 22/107:10EYW - SYD
2 stops33h 20mDelta
Deal found 1/12$1,988
Fri 23/111:20SYD - EYW
2 stops23h 50mAmerican Airlines
Tue 27/116:37EYW - SYD
2 stops46h 48mAmerican Airlines
Deal found 1/12$1,671
Thu 15/111:20SYD - EYW
2 stops26h 27mAmerican Airlines
Thu 22/114:43EYW - SYD
1 stop24h 12mAmerican Airlines
Deal found 1/12$3,124
Fri 13/214:05SYD - EYW
3 stops24h 44mAmerican Airlines
Fri 20/216:02EYW - SYD
2 stops24h 58mAmerican Airlines
Deal found 30/11$13,234

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney 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, Cheapflights users made 647,157 searches. Data last updated 2 December 2025.
Use the filters below to find and compare flights from Sydney to Key West that are best for you.

Fly from

Sydney

Fly to

Key West

Route

Depart

Return

Price

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 19/2

11:20-22:43

2 stops27h 23m

Key West

Mon 23/2

14:37-09:00

2 stops50h 23m

$1,587

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 23/1

11:20-19:10

2 stops23h 50m

Key West

Tue 27/1

16:37-07:25

2 stops46h 48m

$1,671

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

12:10-15:53

2 stops43h 43m

Key West

Fri 20/2

15:56-06:20

2 stops70h 24m

$1,680

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 15/1

14:15-11:29

2 stops37h 14m

Key West

Thu 22/1

07:10-08:30

2 stops33h 20m

$1,988

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 15/1

11:20-21:47

2 stops26h 27m

Key West

Thu 22/1

14:43-06:55

1 stop24h 12m

$3,124

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

14:05-22:49

3 stops24h 44m

Key West

Fri 20/2

16:02-09:00

2 stops24h 58m

$13,234

Flights are sorted by cheapest return flights first.

Deals found on 29/11

Best time to book a flight from Sydney to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sydney to Key West?

    For as low as $1,587, American Airlines can have you in Key West from Sydney in 27h 23m. The distance between Sydney and Key West is about 14820 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Sydney to Key West that include hotel bookings?

    Yes. In addition to deals on Sydney to Key West flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Key West.

  • Can I find deals for business class flights from Sydney to Key West?

    Yes. Cheapflights offers flight deals from Sydney to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Key West?

Deals for Sydney to Key West flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Key West?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Key West by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to Key West with no change fees?

Certainly. Search results for flights to Key West from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to Key West become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Key West from Sydney today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.