Cheap flights from Melbourne to Key Largo from $947

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — MIA
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Melbourne to Key Largo are usually found in August 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

Keep the following information in mind while searching for Melbourne to Key Largo flight deals. Data was last updated 17 September 2025.

Round-trip from

$1,414

One-way from

$947

Popular in

January

Cheapest in

August

Average price

$2,020
Air Canada
  • Air Canada
  • 17/2-8/3
  • 6 total stops
  • 70h 41m total
  • Melbourne to Key Largo
15/11
  • 15/11
  • 2 total stops
  • 36h 08m total
  • Melbourne to Key Largo
Highest demand for flights based on searches. 13% potential increase in price ($591 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($127 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Melbourne to Key Largo

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 17 September 2025.

Thu 30/1014:30MEL - MIA
3 stops33h 24mMultiple Airlines
Thu 6/1111:07MIA - MEL
3 stops33h 38mMultiple Airlines
Deal found 15/9$1,479
Fri 31/1010:30MEL - MIA
2 stops26h 29mUnited Airlines
Fri 7/1112:23MIA - MEL
2 stops29h 07mUnited Airlines
Deal found 16/9$1,518
Tue 16/910:55MEL - MIA
2 stops25h 20mUnited Airlines
Tue 23/910:58MIA - MEL
2 stops31h 17mUnited Airlines
Deal found 15/9$1,608
Sun 19/1016:05MEL - MIA
1 stop20h 30mQantas Airways
Tue 28/1021:40MIA - MEL
1 stop44h 50mQantas Airways
Deal found 14/9$1,623
Thu 30/1012:00MEL - MIA
2 stops24h 59mUnited Airlines
Thu 6/1108:00MIA - MEL
2 stops34h 00mUnited Airlines
Deal found 15/9$1,627
Fri 26/909:30MEL - MIA
2 stops25h 43mUnited Airlines
Fri 24/1013:28MIA - MEL
2 stops28h 02mUnited Airlines
Deal found 14/9$1,644
Sat 4/1010:55MEL - MIA
2 stops38h 52mUnited Airlines
Mon 13/1006:45MIA - MEL
2 stops34h 45mUnited Airlines
Deal found 16/9$1,645
Tue 7/1011:55MEL - MIA
2 stops42h 52mUnited Airlines
Tue 21/1018:35MIA - MEL
1 stop23h 40mUnited Airlines
Deal found 16/9$1,647

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 17 September 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

Sun 15/2

07:00-00:16

3 stops33h 16m

Miami

Sun 15/3

07:25-13:05

3 stops38h 40m

$1,555

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 15/2

13:00-21:59

2 stops24h 59m

Miami

Sun 15/3

16:41-08:30

2 stops24h 49m

$1,632

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Thu 30/10

12:00-10:53

2 stops37h 53m

Miami

Thu 6/11

11:09-10:00

2 stops30h 51m

$1,644

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Fri 26/9

09:30-21:13

2 stops25h 43m

Miami

Fri 24/10

13:28-08:30

2 stops28h 02m

$1,644

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Tue 14/10

11:55-11:00

2 stops38h 05m

Miami

Tue 28/10

11:55-09:00

2 stops30h 05m

$1,644

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 19/10

10:30-21:13

2 stops25h 43m

Miami

Tue 28/10

18:00-09:00

1 stop24h 00m

$1,644

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Wed 8/10

11:55-21:56

2 stops25h 01m

Miami

Thu 23/10

12:06-09:15

2 stops30h 09m

$1,644

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Fri 31/10

12:00-21:59

2 stops24h 59m

Miami

Fri 7/11

16:50-09:30

2 stops24h 40m

$1,647

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 18/1

13:00-19:51

2 stops46h 51m

$1,175

MelbourneMiami

MEL - MIA

MELMIA

Melbourne

Sun 15/3

09:10-17:14

1 stop23h 04m

$1,175

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 September 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, March is the cheapest month in which you can book a flight from Melbourne to Key Largo (average of $1,265). Flying from Melbourne to Key Largo in December is currently the most expensive (average of $2,127). 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 17 September 2025.

When flying from Melbourne to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 Thursday at midday when fares are most often at their lowest. Sunday 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 17 September 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.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.4

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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 $1,632, Air Canada can have you in Key Largo from Melbourne in 24h 59m. 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, March is the cheapest month in which you can book a flight from Melbourne to Key Largo (average of $1,265). Flying from Melbourne to Key Largo in December is currently the most expensive (average of $2,127). 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,240Average$2,219FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,400Average$1,952FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,502Average$1,944FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,675Average$2,388FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,809Average$2,443FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Japan AirlinesCheapest$1,921Average$2,486FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapest$2,154Average$2,490FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.