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$759+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
— MIA
26 Feb — 5 Mar1
1 adult

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 21 February 2025.

Return from

$1,243

One-way from

$759

Popular in

December

Cheapest in

March

Average price

$1,997
Delta
  • Delta
  • 15/5-6/6
  • 3 total stops
  • 50h 20m total
  • Sydney to Miami
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8/4
  • 8/4
  • 2 total stops
  • 39h 42m total
  • Sydney to Key Largo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($499 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($133 potential savings vs. average return price).
Search Deals
Average for return flights in February 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 21 February 2025.

Tue 21/1010:25SYD - MIA
1 stop22h 14mDelta
Tue 18/1110:20MIA - SYD
2 stops30h 15mDelta
Deal found 20/2$1,243
Wed 22/1010:20SYD - MIA
1 stop22h 00mAir Canada
Wed 19/1121:05MIA - SYD
2 stops44h 30mAir Canada
Deal found 20/2$1,671
Thu 23/1010:30SYD - MIA
2 stops22h 17mUnited Airlines
Sat 22/1116:17MIA - SYD
2 stops48h 58mUnited Airlines
Deal found 20/2$1,819
Sun 23/311:15SYD - MIA
1 stop22h 21mQantas Airways
Sun 6/419:00MIA - SYD
1 stop22h 05mQantas Airways
Deal found 20/2$1,825
Tue 22/409:20SYD - MIA
3 stops34h 57mMultiple Airlines
Wed 30/407:22MIA - SYD
3 stops33h 58mMultiple Airlines
Deal found 20/2$1,922
Sun 30/311:15SYD - MIA
2 stops27h 30mAmerican Airlines
Sat 19/421:24MIA - SYD
1 stop43h 41mAmerican Airlines
Deal found 19/2$1,969
Tue 1/421:55SYD - MIA
2 stops37h 25mTurkish Airlines
Thu 17/422:15MIA - SYD
2 stops54h 45mTurkish Airlines
Deal found 19/2$2,579
Sun 6/408:55SYD - MIA
2 stops67h 20mJapan Airlines
Sun 13/406:57MIA - SYD
2 stops33h 23mJapan Airlines
Deal found 19/2$2,847
Wed 4/617:50SYD - MIA
3 stops42h 00mAir Tahiti Nui
Tue 1/709:30MIA - SYD
3 stops39h 35mAir Tahiti Nui
Deal found 20/2$2,949
Mon 29/1221:40SYD - MIA
1 stop34h 45mQatar Airways
Wed 28/119:30MIA - SYD
1 stop31h 20mQatar Airways
Deal found 21/2$3,244
Mon 31/312:50SYD - MIA
3 stops38h 06mLATAM Airlines
Thu 17/401:45MIA - SYD
2 stops39h 00mLATAM Airlines
Deal found 19/2$3,296
Sat 22/221:10SYD - MIA
1 stop52h 40mEmirates
Fri 28/200:35MIA - SYD
1 stop29h 55mEmirates
Deal found 21/2$3,335

Find flights to Key Largo within your budget

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 21 February 2025.

Fly from

Sydney

Route

Depart

Return

Price

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Thu 15/5

09:25-17:20

1 stop21h 55m

Miami

Fri 6/6

12:10-06:35

2 stops28h 25m

$1,243

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Wed 4/6

09:20-17:15

1 stop21h 55m

Miami

Tue 1/7

11:55-07:20

2 stops53h 25m

$1,684

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Mon 21/4

10:20-07:28

1 stop35h 08m

Miami

Mon 28/4

09:20-07:00

2 stops31h 40m

$1,819

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sun 23/3

11:15-18:36

1 stop22h 21m

Miami

Sun 6/4

19:00-07:05

1 stop22h 05m

$1,825

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Tue 22/4

09:20-06:17

3 stops34h 57m

Miami

Wed 30/4

07:22-07:20

3 stops33h 58m

$1,922

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sun 30/3

11:15-23:45

2 stops27h 30m

Miami

Sun 20/4

21:24-07:05

1 stop43h 41m

$1,969

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Tue 1/4

21:55-20:20

2 stops37h 25m

Miami

Sun 20/4

10:35-19:00

2 stops42h 25m

$2,579

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Sun 6/4

08:55-14:15

2 stops67h 20m

Miami

Sun 13/4

06:57-06:20

2 stops33h 23m

$2,847

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Wed 4/6

17:50-21:50

3 stops42h 00m

Miami

Tue 1/7

09:30-15:05

3 stops39h 35m

$2,949

SydneyMiami

SYD - MIA

SYDMIA

Sydney Kingsford Smith

Mon 31/3

12:50-11:56

3 stops38h 06m

Miami

Thu 17/4

01:45-06:45

2 stops39h 00m

$3,296

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 25 results
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2
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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.

Travel insights for flights to Key Largo

Get recent, data-driven insights about flights to Key Largo including ideal travel times, pricing trends, and more.

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 14 February 2025.

To ensure you get the cheapest price possible for a flight to Key Largo, you should look to book at least 70 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 55 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?

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.

Users looking for the lowest fares to Key Largo should consider flying on Friday evenings, 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.

Qantas Airways

Qantas Airways

From $1,137

Air Canada

Air Canada

From $1,000

United Airlines

United Airlines

From $1,135

Air New Zealand

Air New Zealand

From $1,108

What are the cheapest airlines that fly to Key Largo?

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

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

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 21 February 2025.
Read through reviews of airlines servicing Key Largo, such as Air Tahiti Nui, Japan Airlines and Emirates. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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.

Japan Airlines
8.3
Very Good
1,440 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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.

Emirates
8.1
Very Good
3,276 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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.

Delta
8.0
Very Good
8,213 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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.

Virgin Australia
7.5
Good
416 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Crew

9.1

Boarding

8.7

Comfort

8.0

Food

7.8

Overall

8.7

Entertainment

7.2

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.

  • 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 $544, however they can be found for as little as $210.

  • Where does the fastest flight to Key Largo depart from?

    For those looking to save time traveling to Key Largo, Brisbane offers the quickest one-way flight (20 hours 6 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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