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Key Largo

$325+ Cheap flights from Melbourne, FL (MLB) to Key Largo, FL

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
MLB — MIA
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
1 adult, Economy
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Cheap 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 February 27, 2026.

This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:43 pm
MLB
-
MIA
1 stop26h 05m
Delta
Wed 5/276:00 am
MIA
-
MLB
1 stop17h 45m
Delta
Deal found 2/25$325
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:43 pm
MLB
-
MIA
1 stop22h 25m
Delta
Mon 6/16:00 am
MIA
-
MLB
1 stop12h 18m
Delta
Deal found 2/25$350
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 pm
MLB
-
MIA
2 stops15h 40m
Delta
Wed 5/277:05 am
MIA
-
MLB
1 stop11h 13m
Delta
Deal found 2/25$364
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:43 pm
MLB
-
MIA
1 stop22h 25m
Delta
Sun 5/317:05 am
MIA
-
MLB
1 stop11h 13m
Delta
Deal found 2/25$366
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 pm
MLB
-
MIA
2 stops15h 40m
Delta
Mon 6/17:05 am
MIA
-
MLB
1 stop16h 40m
Delta
Deal found 2/25$389
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:43 pm
MLB
-
MIA
1 stop16h 03m
Delta
Fri 5/298:05 am
MIA
-
MLB
1 stop15h 40m
Delta
Deal found 2/25$400
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 pm
MLB
-
MIA
2 stops15h 40m
Delta
Sat 5/306:00 am
MIA
-
MLB
1 stop17h 45m
Delta
Deal found 2/25$404
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:43 pm
MLB
-
MIA
1 stop14h 37m
Delta
Sun 5/316:00 am
MIA
-
MLB
1 stop17h 45m
Delta
Deal found 2/25$406
This Delta deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:14 pm
MLB
-
MIA
1 stop7h 34m
Delta
Tue 6/28:05 am
MIA
-
MLB
1 stop10h 13m
Delta
Deal found 2/25$409

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 February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$325
(Delta)

Popular in

June

Cheapest in

September

Average price

$177
Provider with most accurate pricing for Orlando (ORL)-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Orlando (ORL)-Miami flights.
Search Deals
From Melbourne to Key Largo
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated February 27, 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

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Tue 4/21

6:43 pm-5:08 pm

1 stop22h 25m

Miami

Sun 5/31

7:05 am-6:18 pm

1 stop11h 13m

$366

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Tue 4/21

6:43 pm-9:20 am

1 stop14h 37m

Miami

Thu 5/28

2:01 pm-11:45 pm

1 stop9h 44m

$390

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Wed 4/22

12:28 pm-8:48 pm

1 stop8h 20m

Miami

Fri 5/29

6:00 am-11:45 pm

1 stop17h 45m

$400

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Tue 4/21

6:43 pm-10:46 am

1 stop16h 03m

Miami

Fri 5/29

8:05 am-11:45 pm

1 stop15h 40m

$400

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Mon 4/20

6:43 pm-9:20 am

1 stop14h 37m

Miami

Sun 5/31

6:00 am-11:45 pm

1 stop17h 45m

$406

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Fri 4/24

6:00 am-8:48 pm

1 stop14h 48m

Miami

Tue 6/2

7:05 am-6:18 pm

1 stop11h 13m

$419

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Thu 3/26

9:08 am-6:57 pm

2 stops33h 49m

Miami

Thu 4/2

7:00 pm-2:08 pm

1 stop19h 08m

$632

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Sat 3/28

11:54 am-6:49 pm

2 stops6h 55m

Miami

Sun 3/29

7:50 am-5:32 pm

1 stop9h 42m

$999

MelbourneMiami

MLB - MIA

MLBMIA

Melbourne

Thu 3/5

9:08 am-12:47 am

3 stops39h 39m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Sorted by cheapest first

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 round-trip 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

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

Currently, March is the cheapest month in which you can book a flight from Melbourne, Florida to Key Largo (average of $38). Flying from Melbourne, Florida to Key Largo in July is currently the most expensive (average of $70). 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.

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.

  • What airport do you fly from for flights from Melbourne to Key Largo?

    If you book a flight to Key Largo from Melbourne, you will be flying from Melbourne, which is the city’s only airport. Melbourne (MLB) is located 2.7 mi from the center of Melbourne. There are 0 flights from Melbourne to Key Largo per day from 0 different airlines.

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

    A quick flight from Melbourne, Florida to Key Largo can take about 14h 37m. Delta provides one of the quickest options available for as low as $365. Airlines will cover a distance of 161 mi.

  • 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 vacation 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, Florida to Key Largo?

    Currently, March is the cheapest month in which you can book a flight from Melbourne, Florida to Key Largo (average of $38). Flying from Melbourne, Florida to Key Largo in July is currently the most expensive (average of $70). 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

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