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Cheap flights from Melbourne to Key Largo from $736

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — MIA
24 Aug — 31 Aug1
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 25 July 2026.

Wed 19/809:30
MEL
-
MIA
2 stops27h 04m
United Airlines
Wed 26/816:58
MIA
-
MEL
1 stop25h 17m
United Airlines
Deal found 20/7$1,372
Thu 23/710:55
MEL
-
MIA
2 stops25h 45m
United Airlines
Wed 5/813:10
MIA
-
MEL
2 stops28h 20m
United Airlines
Deal found 20/7$1,373
Fri 24/709:30
MEL
-
MIA
2 stops28h 29m
United Airlines
Fri 25/913:15
MIA
-
MEL
2 stops29h 00m
United Airlines
Deal found 23/7$1,375
Wed 14/1006:05
MEL
-
MIA
2 stops26h 09m
Multiple Airlines
Wed 21/1018:10
MIA
-
MEL
2 stops27h 25m
Multiple Airlines
Deal found 25/7$1,378
Sun 26/709:30
MEL
-
MIA
2 stops25h 03m
United Airlines
Sat 8/806:30
MIA
-
MEL
2 stops35h 45m
United Airlines
Deal found 24/7$1,393
Mon 14/920:30
MEL
-
MIA
3 stops53h 44m
Multiple Airlines
Fri 25/918:10
MIA
-
MEL
2 stops27h 20m
Multiple Airlines
Deal found 24/7$1,442

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 25 July 2026.

Round-trip from

$1,372

One-way from

$736

Popular in

January

Cheapest in

October

Average price

$2,732
United Airlines
  • United Airlines
  • 19/8-26/8
  • 3 total stops
  • 52h 21m total
  • Melbourne to Key Largo
Search Deals
29/8
  • 29/8
  • 3 total stops
  • 48h 25m total
  • Melbourne to Key Largo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($404 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($164 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 25 July 2026.
Use the filters below to find and compare flights from Melbourne to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Wed 19/8

09:30-22:34

2 stops27h 04m

Miami

Wed 26/8

16:58-08:15

1 stop25h 17m

$1,372

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 13/8

08:35-15:55

3 stops45h 20m

Miami

Thu 3/9

17:01-10:55

2 stops27h 54m

$2,042

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 13/8

10:55-19:26

1 stop22h 31m

Miami

Thu 3/9

19:59-07:30

2 stops45h 31m

$2,214

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Wed 14/10

11:55-20:53

1 stop23h 58m

Miami

Wed 21/10

13:15-09:15

2 stops29h 00m

$2,234

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Fri 21/8

22:45-16:40

1 stop31h 55m

Miami

Fri 28/8

19:40-16:50

1 stop31h 10m

$2,523

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Mon 24/8

22:45-16:40

1 stop31h 55m

Miami

Tue 25/8

19:40-16:50

1 stop31h 10m

$2,556

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Tue 8/9

17:30-16:40

2 stops37h 10m

Miami

Tue 15/9

19:40-16:50

1 stop31h 10m

$2,590
Cheapest one-way

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 30/8

12:10-15:55

3 stops41h 45m

$1,158

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sat 29/8

09:45-23:55

2 stops52h 10m

$1,201

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sat 29/8

08:35-22:34

2 stops27h 59m

$1,221

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 19 resultsSorted by cheapest first
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 much does it cost for a return flight from Melbourne to Key Largo?

Airfare is below average for this route at the moment.
Melbourne to Key Largo flights typically cost between $1,618 and $2,642 in August.
The cheapest return price found within the last 5 days was $1,372 on United Airlines (19 Aug–26 Aug).

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

Crew

8.5

Comfort

8.0

Food

7.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air New Zealand
8.0
Very Good
655 reviews
Air New Zealand
8.0
Very Good
655 reviews
Check prices

Crew

8.5

Comfort

8.0

Food

7.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Qantas Airways
7.5
Good
1,067 reviews
Air New Zealand
8.0
Very Good
655 reviews
Check prices

Crew

8.5

Comfort

8.0

Food

7.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
United Airlines
7.4
Good
10,034 reviews
Air New Zealand
8.0
Very Good
655 reviews
Check prices

Crew

8.5

Comfort

8.0

Food

7.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
American Airlines
7.1
Good
11,850 reviews
Air New Zealand
8.0
Very Good
655 reviews
Check prices

Crew

8.5

Comfort

8.0

Food

7.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

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 $1,372, United Airlines can have you in Key Largo from Melbourne in 27h 04m. Melbourne and Key Largo are separated by a distance of 15583 km.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Melbourne to Key Largo

Discover the top 4 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 25 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,172Average$1,456FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,297Average$2,078FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,365Average$2,205FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,435Average$1,804FlexibilityNo cancel feeOn-time78%
Search Air New Zealand 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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