What is the cheapest month to fly to Key Largo?

Currently, the cheapest month for flights to Key Largo is March . The most expensive month for flights is December . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

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, Delta 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 $475, however they can be found for as little as $259.

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 (21 hours 59 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).

$723+ Flights to Key Largo

Flights to Key Largo in 2025

Return from	$1,705
One-way from	$723
Popular in	December
Cheapest in	March
Average price	$2,255

Air New Zealand
1/8-15/8
4 total stops
52h 36m total
Sydney to Miami

Search Deals

15/10
2 total stops
39h 09m total
Sydney to Key Largo

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($481 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($119 potential savings vs. average return price).

Search Deals

Average for return flights in July 2025

Search Deals

Find flight deals to Key Largo

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 10 July 2025.

Fri 1/809:55SYD - MIA

2 stops26h 44mAir New Zealand

Fri 15/816:53MIA - SYD

2 stops25h 52mAir New Zealand

Deal found 8/7$1,705

Fri 15/812:10SYD - MIA

2 stops34h 49mAmerican Airlines

Sat 30/822:47MIA - SYD

2 stops42h 18mAmerican Airlines

Deal found 8/7$1,724

Thu 7/809:10SYD - MIA

2 stops25h 35mBritish Airways

Wed 20/814:20MIA - SYD

2 stops26h 45mBritish Airways

Deal found 9/7$1,730

Sat 23/817:45SYD - MIA

2 stops30h 29mMultiple Airlines

Sat 30/815:15MIA - SYD

2 stops26h 15mMultiple Airlines

Deal found 9/7$1,831

Fri 22/809:10SYD - MIA

1 stop25h 19mIberia

Fri 29/810:04MIA - SYD

1 stop31h 01mIberia

Deal found 8/7$1,903

Sat 1/1110:20SYD - MIA

2 stops27h 09mAir Canada

Sun 30/1108:00MIA - SYD

2 stops33h 35mAir Canada

Deal found 8/7$1,949

Mon 13/1010:25SYD - MIA

1 stop21h 59mDelta

Mon 17/1108:00MIA - SYD

1 stop32h 30mDelta

Deal found 8/7$1,982

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 10 July 2025.

Fri 1/809:55SYD - MIA

2 stops26h 44mAir New Zealand

Fri 15/816:53MIA - SYD

2 stops25h 52mAir New Zealand

Deal found 8/7$1,705

Fri 15/812:10SYD - MIA

2 stops34h 49mAmerican Airlines

Sat 30/822:47MIA - SYD

2 stops42h 18mAmerican Airlines

Deal found 8/7$1,724

Thu 7/809:10SYD - MIA

2 stops25h 35mBritish Airways

Wed 20/814:20MIA - SYD

2 stops26h 45mBritish Airways

Deal found 9/7$1,730

Sat 23/817:45SYD - MIA

2 stops30h 29mMultiple Airlines

Sat 30/815:15MIA - SYD

2 stops26h 15mMultiple Airlines

Deal found 9/7$1,831

Fri 22/809:10SYD - MIA

1 stop25h 19mIberia

Fri 29/810:04MIA - SYD

1 stop31h 01mIberia

Deal found 8/7$1,903

Sat 1/1110:20SYD - MIA

2 stops27h 09mAir Canada

Sun 30/1108:00MIA - SYD

2 stops33h 35mAir Canada

Deal found 8/7$1,949

Mon 13/1010:25SYD - MIA

1 stop21h 59mDelta

Mon 17/1110:20MIA - SYD

2 stops30h 10mDelta

Deal found 8/7$1,982

Last-minute flights to Key Largo
Discover last-minute flight deals to Key Largo. Data last updated 10 July 2025 and is based on user searches.

Sun 20/709:20SYD - MIA

1 stop22h 00mAir Canada

Sat 26/714:15MIA - SYD

2 stops51h 05mAir Canada

Deal found 10/7$2,416

Sun 20/721:40SYD - MIA

2 stops33h 40mAlaska Airlines

Fri 25/718:20MIA - SYD

2 stops35h 25mAlaska Airlines

Deal found 10/7$2,520

Sun 20/708:55SYD - MIA

2 stops52h 34mJapan Airlines

Sat 26/721:50MIA - SYD

2 stops42h 30mJapan Airlines

Deal found 10/7$2,688

Sun 20/720:45SYD - MIA

1 stop51h 25mQatar Airways

Sat 26/719:40MIA - SYD

1 stop31h 30mQatar Airways

Deal found 10/7$2,996

Sun 20/709:10SYD - MIA

3 stops43h 13mMultiple Airlines

Sat 26/722:03MIA - SYD

3 stops53h 47mMultiple Airlines

Deal found 10/7$3,288

Sun 20/709:30SYD - MIA

2 stops25h 15mUnited Airlines

Fri 25/707:00MIA - SYD

3 stops58h 00mUnited Airlines

Deal found 10/7$3,383

Sun 20/711:50SYD - MIA

3 stops33h 25mLATAM Airlines

Fri 25/701:45MIA - SYD

3 stops41h 50mLATAM Airlines

Deal found 10/7$3,596

Sun 20/707:10SYD - MIA

3 stops36h 38mAir Tahiti Nui

Fri 25/714:11MIA - SYD

3 stops34h 59mAir Tahiti Nui

Deal found 10/7$3,643

Fri 1/809:55SYD - MIA

2 stops26h 44mAir New Zealand

Fri 15/816:53MIA - SYD

2 stops25h 52mAir New Zealand

Deal found 8/7$1,705

Thu 7/809:10SYD - MIA

2 stops25h 35mBritish Airways

Wed 20/814:20MIA - SYD

2 stops26h 45mBritish Airways

Deal found 9/7$1,730

Thu 14/809:25SYD - MIA

2 stops26h 05mDelta

Sat 30/808:10MIA - SYD

2 stops32h 25mDelta

Deal found 8/7$1,982

Fri 15/812:10SYD - MIA

2 stops34h 49mAmerican Airlines

Sat 30/822:47MIA - SYD

2 stops42h 18mAmerican Airlines

Deal found 8/7$1,724

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 10 July 2025.

Wed 15/1017:20SYD - MIA

2 stops39h 09mMultiple Airlines

Deal found 9/7$723

Sun 10/809:10SYD - MIA

1 stop44h 54mAmerican Airlines

Deal found 8/7$1,128

Sun 5/1010:20SYD - MIA

1 stop22h 00mAir Canada

Deal found 8/7$1,133

Tue 15/709:25SYD - MIA

2 stops27h 42mDelta

Deal found 8/7$1,185

Thu 1/107:05SYD - MIA

3 stops38h 08mAir Tahiti Nui

Deal found 9/7$1,776

Thu 1/106:00SYD - MIA

2 stops26h 33mQantas Airways

Deal found 9/7$2,048

Sun 4/115:50SYD - MIA

1 stop40h 35mQatar Airways

Deal found 8/7$2,065

Thu 1/108:15SYD - MIA

3 stops49h 40mLATAM Airlines

Deal found 8/7$2,556

Cheapflights Fare Finder

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

Fly from

Route

Depart

Return

Price

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Fri 1/8

09:55-22:39

2 stops26h 44m

Miami

Fri 15/8

16:53-08:45

2 stops25h 52m

$1,705

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Fri 15/8

12:10-08:59

2 stops34h 49m

Miami

Sat 30/8

22:47-07:05

2 stops42h 18m

$1,724

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Thu 7/8

09:10-20:45

2 stops25h 35m

Miami

Wed 20/8

14:20-07:05

2 stops26h 45m

$1,730

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sat 23/8

17:45-10:14

2 stops30h 29m

Miami

Sat 30/8

15:15-07:30

2 stops26h 15m

$1,831

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Fri 22/8

09:10-20:29

1 stop25h 19m

Miami

Fri 29/8

10:04-07:05

1 stop31h 01m

$1,903

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sat 1/11

10:20-22:29

2 stops27h 09m

Miami

Sun 30/11

08:00-09:35

2 stops33h 35m

$1,949

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Mon 13/10

10:25-17:24

1 stop21h 59m

Miami

Mon 17/11

10:20-08:30

2 stops30h 10m

$1,982

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Wed 15/10

17:20-17:29

2 stops39h 09m

$723

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sun 10/8

09:10-16:04

1 stop44h 54m

$1,128

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sun 5/10

10:20-17:20

1 stop22h 00m

$1,133

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 15 results

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.

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

When is the best time to book a flight to Key Largo?

To ensure you get the cheapest price possible for a flight to Key Largo, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Key Largo?

On average, a flight from Sydney to Key Largo takes 21 hours 59 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.

When is the cheapest time to fly to Key Largo?

Users looking for the lowest fares to Key Largo should consider flying on Sunday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday afternoons, when prices are usually at their highest.

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 Canada and United Airlines.

What are the cheapest airlines that fly to Key Largo?

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

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 Tahiti Nui, Delta, andAir New Zealand 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 Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui

8.7

Very Good

64 reviews

Air Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Delta

8.0

Very Good

7,952 reviews

Air Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Air New Zealand

8.0

Very Good

492 reviews

Air Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Qantas Airways

7.5

Good

873 reviews

Air Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

LATAM Airlines

7.5

Good

1,807 reviews

Air Tahiti Nui

8.7

Very Good

64 reviews

Check prices

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

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, Delta 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 $475, however they can be found for as little as $259.
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 (21 hours 59 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

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights to Key Largo?

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.

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

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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$723+ Cheap flights to Key Largo

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Key Largo in 2025

Find the latest flights to Key Largo 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 10 July 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Find flight deals to Key Largo

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 10 July 2025.

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 10 July 2025.

Cheapflights Fare Finder

Locate flights to Key Largo 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 10 July 2025.

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

Everything you need to know about your flight to Key Largo

When is the best time to book a flight to Key Largo?

Use this chart to determine the optimal time to book a return flight from Sydney to Key Largo. Price data was last updated on 27 June 2025.

How long is the flight to Key Largo?

When is the cheapest time to fly to Key Largo?

Use this chart to determine the cheapest time to fly return from Sydney to Key Largo. Price data was last updated on 13 October 2024.

What are the most popular airlines that fly to Key Largo?

What are the cheapest airlines that fly to Key Largo?

Rainfall in Key Largo by month

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

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 Tahiti Nui, Delta, andAir New Zealand 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

Find flights to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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Book with Flexibility

Travel Smart

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 10 July 2025.