Can I find cheaper flights to Key Largo 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 Largo on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Key Largo?

Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Key Largo.

How much is a return flight to Key Largo?

A return flight to Key Largo will typically cost around $2,933, however they can be found for as little as $123.

Where does the fastest flight to Key Largo depart from?

For those looking to save time traveling to Key Largo, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 26 minutes).

Does Miami have car hire?

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

Are there hotels close to Miami?

Yes. Miami has hotels nearby for those requiring accommodations. Miami International Airport Hotel is the closest property to Miami (0.0 km away from Miami).

$1,090+ Cheap Flights to Key Largo

Flights to Key Largo in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights to Key Largo
Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 September 2026.

Thu 15/1010:20 -

2 stops50h 57m

Tue 20/1008:15 -

2 stops33h 05m

Deal found 12/9$1,281

Mon 19/1010:20 -

2 stops26h 57m

Mon 26/1008:00 -

2 stops33h 35m

Deal found 11/9$1,284

Wed 21/1010:20 -

1 stop21h 54m

Tue 24/1108:00 -

2 stops33h 35m

Deal found 11/9$1,285

Mon 5/1010:20 -

1 stop21h 54m

Mon 19/1008:15 -

2 stops33h 05m

Deal found 12/9$1,300

Wed 28/1010:20 -

2 stops40h 56m

Wed 18/1113:25 -

2 stops28h 10m

Deal found 12/9$1,313

Find flight deals to Key Largo

Return from	$1,281
One-way from	$1,090
Popular in	January
Cheapest in	February
Average price	$1,854

Air Canada
15/10-20/10
4 total stops
84h 02m total
Sydney to Miami

Search Deals

27/10-31/12
2 total stops
29h 24m total
Sydney to Key Largo

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($181 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($51 potential savings vs. average return price).

Search Deals

Average for return flights in September 2026

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Wed 21/10

15:50-16:40

1 stop39h 50m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,133

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Sat 19/9

20:45-16:40

1 stop33h 55m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,156

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Sun 8/11

22:10-16:25

1 stop34h 15m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,159

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Wed 30/9

06:50-22:19

2 stops29h 29m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,174

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Sun 8/11

14:00-15:25

3 stops41h 25m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,187

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Mon 9/11

10:40-18:40

2 stops24h 00m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,262

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Thu 3/12

11:20-19:56

2 stops24h 36m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,265

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Tue 29/9

09:15-00:55

2 stops29h 40m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,268

Fastest return journey

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Sat 7/11

10:40-16:27

1 stop21h 47m

Miami

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,271

SydneyMiami

SYD Sydney Kingsford Smith - MIA Miami

SYDMIA

Sydney Kingsford Smith

Thu 15/10

10:20-22:17

2 stops50h 57m

Miami

Tue 20/10

08:15-08:20

2 stops33h 05m

$1,281

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo with our price prediction graph.

SYD-MIA

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 Largo

SYD-KE9

SYD-MIA

How long is the flight to Key Largo?

On average, a flight from Sydney to Key Largo takes 20 hours 26 minutes. Flights to Key Largo 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 most popular airlines that fly to Key Largo?

The most popular airlines flying from Sydney to Key Largo are Qantas Airways, Air New Zealand and American Airlines.

What are the cheapest airlines that fly to Key Largo?

The cheapest airlines flying from Sydney to Key Largo are Air Canada, United Airlines and Air New Zealand.

Rainfall in Key Largo by month

In terms of precipitation, rainfall in Key Largo 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 Key Largo when rainfall is around 41.0 mm.

Temperature in Key Largo by month

If weather is an important factor for your trip to Key Largo, 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 Key Largo

Read reviews from past customers who have flown Air New Zealand,Qantas Airways, andUnited Airlines to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Air New Zealand

8.0

Very Good

669 reviews

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Qantas Airways

7.5

Good

1,098 reviews

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

United Airlines

7.4

Good

10,209 reviews

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

American Airlines

7.1

Good

12,059 reviews

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

Air Canada

7.1

Good

11,630 reviews

Air New Zealand

8.0

Very Good

669 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

FAQs about flying to Key Largo

Can I find cheaper flights to Key Largo 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 Largo on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Key Largo?
Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Key Largo.
How much is a return flight to Key Largo?
A return flight to Key Largo will typically cost around $2,933, however they can be found for as little as $123.
Where does the fastest flight to Key Largo depart from?
For those looking to save time traveling to Key Largo, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 26 minutes).
Does Miami have car hire?
Yes. Those touching down at Miami can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Miami?
Yes. Miami has hotels nearby for those requiring accommodations. Miami International Airport Hotel is the closest property to Miami (0.0 km away from Miami).

See more FAQs

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Cheapflights makes it easy to find Key Largo 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 Largo?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Key Largo.

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

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

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

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$1,090+ Cheap flights to Key Largo

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Key Largo in 2026

Cheapest flights to Key LargoExplore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 September 2026.

Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 September 2026.

Best flights to Key LargoDiscover carefully curated flight deals to Key Largo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Discover carefully curated flight deals to Key Largo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights to Key LargoDiscover last-minute flight deals to Key Largo. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals to Key Largo. Data last updated 16 September 2026 and is based on user searches.

One-way flights to Key LargoSearch for one-way flight options to Key Largo. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Search for one-way flight options to Key Largo. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

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Use the filters below to find and compare flights to Key Largo that are best for you.

Best time to book a flight to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo with our price prediction graph.

Cheapflights Insights

How long is the flight to Key Largo?

On average, a flight from Sydney to Key Largo takes 20 hours 26 minutes. Flights to Key Largo 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 most popular airlines that fly to Key Largo?

The most popular airlines flying from Sydney to Key Largo are Qantas Airways, Air New Zealand and American Airlines.

What are the cheapest airlines that fly to Key Largo?

The cheapest airlines flying from Sydney to Key Largo are Air Canada, United Airlines and Air New Zealand.

Rainfall in Key Largo by month

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

In terms of precipitation, rainfall in Key Largo 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 Key Largo when rainfall is around 41.0 mm.

Temperature in Key Largo by month

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

Reviews of airlines servicing Key Largo

Read reviews from past customers who have flown Air New Zealand,Qantas Airways, andUnited Airlines to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Key Largo

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

What is the best airline to fly to Key Largo?

How much is a return flight to Key Largo?

Where does the fastest flight to Key Largo depart from?

Does Miami have car hire?

Are there hotels close to Miami?

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.

Search flights to Key Largo by cabin class

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Some of the lowest fares we’ve come across for flights from Key Largo.

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Complete your trip

Reserve a car hire and hotel room to complete your trip to Key Largo.

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Fly with Cheapflights

How does Cheapflights help users find flights to Key Largo?

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

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

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

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Cheapest flights to Key Largo
Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 September 2026.

Best flights to Key Largo
Discover carefully curated flight deals to Key Largo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Last-minute flights to Key Largo
Discover last-minute flight deals to Key Largo. Data last updated 16 September 2026 and is based on user searches.

One-way flights to Key Largo
Search for one-way flight options to Key Largo. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.