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$955+ Cheap flights to Florida Keys

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
6 Jul — 13 Jul1
1 adult

Flights to Florida Keys in 2025

Find the latest flights to Florida Keys in 2025, 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 1 July 2025.

Return from

$1,647

One-way from

$955

Popular in

December

Cheapest in

March

Average price

$2,248
14/8-21/8
  • 14/8-21/8
  • 4 total stops
  • 69h 40m total
  • Sydney to Miami
22/8
  • 22/8
  • 2 total stops
  • 30h 29m total
  • Sydney to Florida Keys
Highest demand for flights based on searches. 12% potential increase in price ($479 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($119 potential savings vs. average return price).
Average for return flights in July 2025

Find flights to Florida Keys

Browse one-way and return flights deals to Florida Keys on Cheapflights. Flight deals are based on user searches and were last updated on 1 July 2025
Explore Florida Keys

Find flight deals to Florida Keys

Cheapest flights to Florida Keys
Explore the most affordable flight options available to Florida Keys. Find the lowest fares based on data from user searches, with prices last updated on 1 July 2025.

Thu 14/809:10SYD - MIA
2 stops34h 35mMultiple Airlines
Thu 21/806:00MIA - SYD
2 stops35h 05mMultiple Airlines
Deal found 29/6$1,647
Tue 5/811:50SYD - MIA
2 stops24h 49mAir New Zealand
Sun 10/808:45MIA - SYD
2 stops35h 50mAir New Zealand
Deal found 29/6$1,706
Thu 14/821:40SYD - MIA
2 stops33h 40mAlaska Airlines
Thu 21/818:31MIA - SYD
2 stops35h 14mAlaska Airlines
Deal found 30/6$1,796
Tue 12/809:20SYD - MIA
2 stops27h 56mAir Canada
Tue 19/807:55MIA - SYD
2 stops33h 25mAir Canada
Deal found 27/6$1,856
Thu 14/809:25SYD - MIA
1 stop22h 04mDelta
Sat 30/807:45MIA - SYD
1 stop32h 50mDelta
Deal found 30/6$1,984
Wed 17/909:10SYD - MIA
1 stop20h 33mQantas Airways
Sun 19/1019:36MIA - SYD
1 stop21h 29mQantas Airways
Deal found 28/6$1,996
Fri 15/809:25SYD - EYW
2 stops39h 31mDelta
Fri 22/807:00EYW - SYD
2 stops33h 35mDelta
Deal found 30/6$2,076
Wed 24/909:10SYD - MIA
1 stop20h 33mAmerican Airlines
Thu 9/1019:36MIA - SYD
1 stop21h 29mAmerican Airlines
Deal found 28/6$2,091
Fri 15/809:10SYD - EYW
2 stops39h 43mAmerican Airlines
Fri 22/814:31EYW - SYD
1 stop26h 24mAmerican Airlines
Deal found 30/6$2,785

Cheapflights Fare Finder

Locate flights to Florida Keys 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 1 July 2025.
Use the filters below to find and compare flights to Florida Keys that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Thu 14/8

09:10-05:45

2 stops34h 35m

Miami

Thu 21/8

06:00-07:05

2 stops35h 05m

$1,647

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Tue 5/8

11:50-22:39

2 stops24h 49m

Miami

Sun 10/8

08:45-10:35

2 stops35h 50m

$1,706

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Thu 14/8

21:40-17:20

2 stops33h 40m

Miami

Thu 21/8

18:31-19:45

2 stops35h 14m

$1,796

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Tue 12/8

09:20-23:16

2 stops27h 56m

Miami

Tue 19/8

07:55-07:20

2 stops33h 25m

$1,856

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Thu 14/8

09:25-17:29

1 stop22h 04m

Miami

Sat 30/8

12:08-06:35

2 stops28h 27m

$1,984

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Wed 17/9

09:10-15:43

1 stop20h 33m

Miami

Sun 19/10

19:36-08:05

1 stop21h 29m

$1,996

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 15/8

09:25-10:56

2 stops39h 31m

Key West

Fri 22/8

07:00-06:35

2 stops33h 35m

$2,076

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Wed 24/9

09:10-20:35

2 stops25h 25m

Miami

Thu 9/10

17:18-08:05

1 stop23h 47m

$2,091

SydneyKey West

SYD - EYW

SYDEYW

Sydney Kingsford Smith

Fri 15/8

09:10-10:53

2 stops39h 43m

Key West

Fri 22/8

14:31-06:55

1 stop26h 24m

$2,785

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Fri 22/8

17:45-10:14

2 stops30h 29m

$955

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 16 results
1
2

Best time to book a flight to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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 Florida Keys

How long is the flight to Florida Keys?

On average, a flight from Sydney to Florida Keys takes 31 hours 42 minutes. Flights to Florida Keys from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Florida Keys?

The cheapest airlines flying from Sydney to Florida Keys are Delta, United Airlines and Air Canada.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 41.0 - 252.0 mm per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Florida Keys when rainfall is around 41.0 mm.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July 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 20.0 C).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated 1 July 2025.
Read reviews from past customers who have flown Japan Airlines, Alaska Airlines, andDelta to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
8.0
Very Good

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Food

7.7

Crew

8.7

Entertainment

7.8

Overall

8.3

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

FAQs about flying to Florida Keys

  • Can I find cheaper flights to Florida Keys 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 Florida Keys on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Florida Keys depart from?

    For those looking to save time traveling to Florida Keys, Brisbane offers the quickest one-way flight (23 hours 45 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 Florida Keys?

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Why should you use Cheapflights to find cheap flight tickets to Florida Keys?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Florida Keys.

Can Cheapflights find flights to Florida Keys with no change fees?

Need flexible booking options for your flight to Florida Keys ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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