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$1,277+ Cheap flights to Key West

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Find flight deals to Key West

Best flights to Key West
Discover carefully curated flight deals to Key West that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Fri 13/210:40SYD - EYW
2 stops40h 23mDelta
Fri 20/207:00EYW - SYD
2 stops33h 30mDelta
Deal found 14/9$1,277
Fri 13/214:00SYD - EYW
2 stops42h 07mUnited Airlines
Tue 17/218:35EYW - SYD
2 stops43h 45mUnited Airlines
Deal found 15/9$1,436
Fri 6/311:20SYD - EYW
2 stops40h 45mUnited Airlines
Tue 10/316:53EYW - SYD
2 stops25h 12mUnited Airlines
Deal found 13/9$1,436
Fri 13/210:40SYD - EYW
2 stops25h 04mDelta
Tue 17/214:35EYW - SYD
2 stops25h 55mDelta
Deal found 14/9$1,438

Cheapflights Fare Finder

 
Locate flights to Key West that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 September 2025.
Use the filters below to find and compare flights to Key West that are best for you.

Fly from

Sydney

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

$1,277

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

14:00-16:07

2 stops42h 07m

Key West

Tue 17/2

18:35-06:20

2 stops43h 45m

$1,436

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 6/3

11:20-12:05

2 stops40h 45m

Key West

Tue 10/3

16:53-09:05

2 stops25h 12m

$1,436

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 13/2

10:40-19:44

2 stops25h 04m

Key West

Tue 17/2

14:35-08:30

2 stops25h 55m

$1,438

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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.

Cheapflights Insights

Everything you need to know about your flight to Key West

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 mm per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

How long is the flight to Key West?

On average, a flight from Sydney to Key West takes 20 hours 18 minutes. Flights to Key West from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to Key West

  • What airport do you fly into for flights to Key West?

    If you book a flight to Key West, you will be flying into Key West, which is the city’s only airport. Key West (EYW) is located 4.2 km from the centre of Key West.

  • Can I find cheaper flights to Key West if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Key West on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Key West depart from?

    For those looking to save time traveling to Key West, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 18 minutes).

  • Does Key West have car hire?

    Yes. Those touching down at Key West can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Key West?

    Yes. Key West has hotels nearby for those requiring accommodations. 2 Br At Hyatt Windward Pointe is the closest property to Key West (0.0 km away from Key West).

See more FAQs

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How does Cheapflights help users find flights to Key West?

Cheapflights makes it easy to find Key West flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

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

Yes! Cheapflights helps users easily find flights to Key West with no change fees.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Key West today and book when you’re ready!

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