Cheap flights from Melbourne to Key Largo from $1,089

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 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — MIA
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Melbourne to Key Largo are usually found in November or March, booked 74 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

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 16 December 2025.

Wed 24/1210:10MEL - MIA
2 stops27h 07mDelta
Mon 29/1214:01MIA - MEL
2 stops25h 59mDelta
Deal found 13/12$2,848
Wed 24/1210:10MEL - MIA
2 stops27h 07mDelta
Fri 9/110:30MIA - MEL
2 stops29h 30mDelta
Deal found 15/12$2,924
Thu 25/1207:20MEL - MIA
2 stops28h 35mJapan Airlines
Sun 28/1206:00MIA - MEL
2 stops31h 40mJapan Airlines
Deal found 15/12$2,928
Wed 24/1207:00MEL - MIA
2 stops24h 51mAmerican Airlines
Thu 25/1211:20MIA - MEL
2 stops30h 10mAmerican Airlines
Deal found 13/12$2,930
Thu 25/1212:00MEL - MIA
1 stop23h 55mAmerican Airlines
Sun 28/1216:17MIA - MEL
1 stop25h 13mAmerican Airlines
Deal found 15/12$3,271
Thu 25/1211:30MEL - MIA
2 stops23h 15mUnited Airlines
Sun 28/1211:56MIA - MEL
3 stops30h 04mUnited Airlines
Deal found 15/12$3,498
Sat 20/1212:00MEL - MIA
1 stop23h 55mAmerican Airlines
Sun 28/1216:17MIA - MEL
1 stop25h 13mAmerican Airlines
Deal found 13/12$3,534
Fri 19/1210:10MEL - MIA
1 stop23h 30mDelta
Mon 29/1210:34MIA - MEL
2 stops29h 26mDelta
Deal found 13/12$3,562
Wed 24/1211:30MEL - MIA
2 stops28h 07mUnited Airlines
Fri 9/111:05MIA - MEL
3 stops30h 55mUnited Airlines
Deal found 14/12$3,580
Sat 20/1212:00MEL - MIA
2 stops25h 04mAmerican Airlines
Thu 25/1215:30MIA - MEL
2 stops26h 00mAmerican Airlines
Deal found 13/12$3,610

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 16 December 2025.

Round-trip from

$1,557

One-way from

$1,089

Popular in

January

Cheapest in

November

Average price

$2,714
Air New Zealand
  • Air New Zealand
  • 28/1-4/2
  • 4 total stops
  • 51h 48m total
  • Melbourne to Key Largo
24/1
  • 24/1
  • 3 total stops
  • 56h 09m total
  • Melbourne to Key Largo
Highest demand for flights based on searches. 9% potential increase in price ($343 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($87 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 16 December 2025.
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 28/1

10:35-10:56

3 stops40h 21m

Miami

Wed 4/2

16:51-10:55

2 stops26h 04m

$1,715

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 29/1

12:10-21:54

2 stops25h 44m

Miami

Thu 5/2

09:05-10:55

2 stops33h 50m

$1,848

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 29/1

16:05-10:31

1 stop34h 26m

Miami

Thu 5/2

05:30-09:30

2 stops36h 00m

$2,152

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Tue 10/3

18:50-22:15

2 stops42h 25m

Miami

Tue 24/3

18:02-09:25

2 stops48h 23m

$2,265

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 23/4

15:45-16:30

1 stop38h 45m

Miami

Thu 30/4

23:30-22:10

1 stop32h 40m

$2,343

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Tue 17/3

12:00-21:23

1 stop24h 23m

Miami

Tue 24/3

19:40-12:40

2 stops26h 00m

$2,420

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sat 21/3

12:00-06:10

2 stops33h 10m

Miami

Tue 14/4

21:36-06:45

1 stop43h 09m

$2,447

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 29/1

16:10-16:25

1 stop40h 15m

Miami

Thu 5/2

19:15-17:50

1 stop30h 35m

$2,481

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 23/4

09:45-19:52

2 stops24h 07m

Miami

Thu 30/4

15:30-06:45

2 stops25h 15m

$2,510

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 18/1

23:55-17:39

2 stops33h 44m

$1,141

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 18 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 12 December 2025.

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 $1,147). Flying from Melbourne to Key Largo in March is currently the most expensive (average of $1,608). 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.

What is the cheapest time of day to fly from MEL to KE9?

Find hourly flight availability from Melbourne to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 December 2025.

One of the essential ways to save on airfare from Melbourne to Key Largo is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.

What is the cheapest day to fly from Melbourne to Key Largo?

Use this chart to determine the cheapest time to fly return from Melbourne to Key Largo. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Melbourne to Key Largo flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 16 December 2025.
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.

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

Food

7.4

Comfort

8.0

Boarding

8.2

Overall

8.0

Entertainment

7.5

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

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 $1,848, Air New Zealand can have you in Key Largo from Melbourne in 25h 44m. 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 $1,147). Flying from Melbourne to Key Largo in March is currently the most expensive (average of $1,608). 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 7 airlines flying from Melbourne to Key Largo

Discover the top 7 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 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,231Average$1,774FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,405Average$1,961FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,508Average$1,787FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,561Average$2,145FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,790Average$2,450FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Japan AirlinesCheapest$1,887Average$2,440FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapest$2,214Average$2,357FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Melbourne to Key Largo?

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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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