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$1,527+ Cheap flights to Key West

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
18 May — 25 May1
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 18 April 2026.

Thu 28/509:15
SYD
-
EYW
2 stops39h 38m
Delta
Thu 4/607:30
EYW
-
SYD
2 stops33h 20m
Delta
Deal found 13/4$2,250
Thu 10/909:15
SYD
-
EYW
2 stops24h 30m
Delta
Sat 12/907:00
EYW
-
SYD
2 stops33h 50m
Delta
Deal found 13/4$2,549
Thu 28/509:10
SYD
-
EYW
2 stops24h 00m
Multiple Airlines
Thu 4/614:21
EYW
-
SYD
1 stop26h 34m
Multiple Airlines
Deal found 13/4$2,823
Fri 8/520:45
SYD
-
EYW
2 stops40h 13m
Qatar Airways
Tue 12/511:24
EYW
-
SYD
2 stops40h 06m
Qatar Airways
Deal found 13/4$2,883
Fri 8/520:45
SYD
-
EYW
2 stops40h 13m
Qatar Airways
Mon 11/515:58
EYW
-
SYD
2 stops35h 32m
Qatar Airways
Deal found 15/4$2,916
Thu 10/909:10
SYD
-
EYW
2 stops23h 17m
Multiple Airlines
Sat 12/912:05
EYW
-
SYD
3 stops29h 25m
Multiple Airlines
Deal found 13/4$3,010
Thu 28/512:00
SYD
-
EYW
1 stop42h 52m
American Airlines
Thu 4/614:21
EYW
-
SYD
1 stop26h 34m
American Airlines
Deal found 13/4$3,074
Fri 8/521:25
SYD
-
EYW
2 stops27h 37m
American Airlines
Mon 11/514:29
EYW
-
SYD
1 stop26h 26m
American Airlines
Deal found 15/4$3,256

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 18 April 2026.

Return from

$2,250

One-way from

$1,527
Delta
  • Delta
  • 28/5-4/6
  • 4 total stops
  • 72h 58m total
  • Sydney to Key West
Search Deals
30/9
  • 30/9
  • 2 total stops
  • 23h 17m total
  • Sydney to Key West
Search Deals

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 18 April 2026.
Use the filters below to find and compare flights to Key West that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 28/5

09:10-19:10

2 stops24h 00m

Key West

Thu 4/6

14:21-06:55

1 stop26h 34m

$2,823

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 8/5

20:45-22:58

2 stops40h 13m

Key West

Tue 12/5

11:24-17:30

2 stops40h 06m

$2,883

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 8/5

20:45-22:58

2 stops40h 13m

Key West

Mon 11/5

15:58-17:30

2 stops35h 32m

$2,916

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 8/5

21:25-11:02

2 stops27h 37m

Key West

Mon 11/5

14:29-06:55

1 stop26h 26m

$3,256

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 8/5

09:10-22:58

2 stops27h 48m

Key West

Tue 12/5

14:29-06:55

1 stop26h 26m

$3,291

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Thu 10/9

17:30-10:55

3 stops31h 25m

Key West

Sat 12/9

13:59-07:30

3 stops27h 31m

$3,361
Cheapest one-way
Fastest single journey

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Wed 30/9

09:10-18:27

2 stops23h 17m

$1,527

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Wed 30/9

09:15-19:45

2 stops24h 30m

$1,531

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Wed 30/9

08:30-13:42

3 stops43h 12m

$2,143

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Sorted by cheapest first

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 40 hours 13 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 (23 hours 49 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. The Saint Martin Suite - Sunrise Suites is the closest property to Key West (0.0 km away from Key West).

See more FAQs

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Fly with Cheapflights

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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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