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$1,648+ 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 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Key West in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Key West
Explore the most affordable flight options available to Key West. Find the lowest fares based on data from user searches, with prices last updated on 3 February 2026.

Thu 19/212:10
SYD
-
EYW
2 stops25h 59m
United Airlines
Mon 23/218:40
EYW
-
SYD
2 stops46h 35m
United Airlines
Deal found 2/2$1,648
Thu 19/211:20
SYD
-
EYW
2 stops45h 29m
American Airlines
Mon 23/214:45
EYW
-
SYD
1 stop24h 10m
American Airlines
Deal found 1/2$2,443

Find flight deals to Key West

Find the latest flights to Key West in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 3 February 2026.

Return from

$1,648
United Airlines
  • United Airlines
  • 19/2-23/2
  • 4 total stops
  • 72h 34m total
  • Sydney to Key West
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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 3 February 2026.
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

Thu 19/2

12:10-22:09

2 stops25h 59m

Key West

Mon 23/2

18:40-09:15

2 stops46h 35m

$1,648

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

$2,443

Flights are sorted by cheapest return flights first.

Deals found on 2/2

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 25 hours 59 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, Melbourne offers the quickest one-way flight (25 hours 9 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. New Listing! Key Lime Paradise/Condo 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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