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Cheap flights from Melbourne to Key Largo from $764

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — MIA
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Melbourne to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Melbourne to Key Largo
Explore the most affordable flight options available from Melbourne to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 January 2026.

Thu 12/310:35
MEL
-
MIA
2 stops26h 40m
Air New Zealand
Thu 19/313:00
MIA
-
MEL
2 stops30h 55m
Air New Zealand
Deal found 25/1$1,576
Wed 28/110:35
MEL
-
MIA
2 stops27h 19m
Air New Zealand
Mon 23/208:45
MIA
-
MEL
2 stops34h 10m
Air New Zealand
Deal found 26/1$1,648
Wed 11/308:35
MEL
-
MIA
2 stops28h 40m
Air New Zealand
Wed 18/309:00
MIA
-
MEL
2 stops34h 55m
Air New Zealand
Deal found 25/1$1,739
Fri 30/112:10
MEL
-
MIA
2 stops25h 44m
Air New Zealand
Fri 6/216:51
MIA
-
MEL
2 stops26h 04m
Air New Zealand
Deal found 25/1$1,785
Sun 17/512:10
MEL
-
MIA
2 stops34h 19m
Air New Zealand
Fri 22/508:48
MIA
-
MEL
2 stops36h 07m
Air New Zealand
Deal found 27/1$1,786
Wed 28/110:35
MEL
-
MIA
3 stops40h 21m
Multiple Airlines
Mon 23/208:45
MIA
-
MEL
2 stops32h 40m
Multiple Airlines
Deal found 26/1$1,927
Mon 9/1112:10
MEL
-
MIA
2 stops25h 40m
Multiple Airlines
Tue 17/1111:30
MIA
-
MEL
3 stops31h 25m
Multiple Airlines
Deal found 25/1$1,986
Thu 12/312:10
MEL
-
MIA
2 stops25h 05m
Multiple Airlines
Thu 19/306:15
MIA
-
MEL
3 stops37h 40m
Multiple Airlines
Deal found 25/1$1,988
Sun 15/212:10
MEL
-
MIA
2 stops25h 49m
Multiple Airlines
Tue 10/309:00
MIA
-
MEL
3 stops33h 25m
Multiple Airlines
Deal found 25/1$1,996
Sun 17/512:10
MEL
-
MIA
3 stops41h 36m
Multiple Airlines
Fri 22/508:48
MIA
-
MEL
2 stops36h 07m
Multiple Airlines
Deal found 27/1$2,001
Wed 4/207:25
MEL
-
MIA
2 stops26h 14m
Multiple Airlines
Wed 11/218:40
MIA
-
MEL
2 stops29h 00m
Multiple Airlines
Deal found 26/1$2,038

Find flight deals from Melbourne to Key Largo

Keep the following information in mind while searching for Melbourne to Key Largo flight deals. Data was last updated 28 January 2026.

Round-trip from

$1,576

One-way from

$764

Popular in

January

Cheapest in

November

Average price

$2,739
Air New Zealand
  • Air New Zealand
  • 12/3-19/3
  • 4 total stops
  • 57h 35m total
  • Melbourne to Key Largo
Search Deals
15/3
  • 15/3
  • 3 total stops
  • 44h 03m total
  • Melbourne to Key Largo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($255 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($75 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Melbourne to Key Largo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 January 2026.
Use the filters below to find and compare flights from Melbourne to Key Largo that are best for you.

Fly from

Melbourne

Fly to

Key Largo

Route

Depart

Return

Price

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Wed 11/3

08:35-22:15

2 stops28h 40m

Miami

Wed 18/3

09:00-10:55

2 stops34h 55m

$1,739

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 12/3

12:10-22:15

2 stops25h 05m

Miami

Thu 19/3

06:15-10:55

3 stops37h 40m

$1,988

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 15/2

12:10-21:59

2 stops25h 49m

Miami

Tue 10/3

09:00-09:25

3 stops33h 25m

$1,996

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 2/3

22:40-07:00

2 stops48h 20m

Miami

Mon 30/3

10:35-20:40

2 stops43h 05m

$2,097

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 2/3

22:40-20:35

2 stops37h 55m

Miami

Sat 7/3

10:20-20:55

2 stops42h 35m

$2,185

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 2/3

23:40-16:25

1 stop32h 45m

Miami

Mon 30/3

19:40-17:50

1 stop31h 10m

$2,228

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 23/4

20:55-16:30

1 stop33h 35m

Miami

Thu 30/4

23:30-22:10

1 stop32h 40m

$2,293

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 2/3

16:10-09:50

1 stop33h 40m

Miami

Sat 7/3

19:15-23:20

1 stop36h 05m

$2,349

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 2/3

16:10-16:25

1 stop40h 15m

Miami

Mon 30/3

19:40-17:50

1 stop31h 10m

$2,435

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 15/3

13:55-18:58

3 stops44h 03m

$764

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 20 results
1
2

Best time to book a flight from Melbourne to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Melbourne 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 from Melbourne to Key Largo

How far ahead should I book a flight from Melbourne to Key Largo?

Use this chart to determine the optimal time to book a return flight from Melbourne to Key Largo. Price data was last updated on 23 January 2026.

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Melbourne to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Melbourne to Key Largo?

Currently, August is the cheapest month in which you can book a flight from Melbourne to Key Largo (average of $1,097). Flying from Melbourne to Key Largo in June is currently the most expensive (average of $1,539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 28 January 2026.
Read through reviews of airlines operating flights from Melbourne to Key Largo, such as Air New Zealand, Qantas Airways, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
577 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
980 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qatar Airways
7.4
Good
3,730 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,213 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
American Airlines
7.2
Good
11,199 reviews
Air New Zealand
8.0
Very Good
577 reviews
Check prices

Food

7.4

Overall

8.0

Crew

8.5

Comfort

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

Related info for your journey

Find useful and relevant information for your journey from Melbourne to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Melbourne to Key Largo?

    For as low as $1,739, Air New Zealand can have you in Key Largo from Melbourne in 28h 40m. Melbourne and Key Largo are separated by a distance of 15583 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Melbourne to Key Largo that include hotel bookings?

    Yes. In addition to deals on Melbourne to Key Largo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Melbourne to Key Largo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Melbourne to Key Largo.

  • Can I find deals for business class flights from Melbourne to Key Largo?

    Yes. Cheapflights offers flight deals from Melbourne to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Melbourne to Key Largo?

    Currently, August is the cheapest month in which you can book a flight from Melbourne to Key Largo (average of $1,097). Flying from Melbourne to Key Largo in June is currently the most expensive (average of $1,539). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Top 6 airlines flying from Melbourne to Key Largo

Discover the top 6 airlines that operate flights from Melbourne to Key Largo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,178Average$1,543FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,344Average$1,847FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,434Average$1,926FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,442Average$1,720FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,738Average$2,372FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qatar AirwaysCheapest$2,149Average$2,255FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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 from Melbourne to Key Largo?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Key Largo from Melbourne today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Melbourne to Key Largo for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Key Largo from Melbourne shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Melbourne to Key Largo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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