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Mendoza

$246+ Cheap flights from Key Largo, FL to Mendoza (MDZ)

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — MDZ
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Mendoza El Plumerillo are usually found in September or August, booked 14 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Find flight deals from Key Largo to Mendoza

Cheapest flights from Key Largo to Mendoza
Explore the most affordable flight options available from Key Largo to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:45 pmMIA - MDZ
1 stop20h 00mMultiple Airlines
Thu 11/135:00 pmMDZ - MIA
2 stops16h 20mMultiple Airlines
Deal found 10/30$604
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:30 pmMIA - MDZ
2 stops18h 45mMultiple Airlines
Sat 12/133:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/29$607
This Gotogate deal was found by Cheapflights users on 10/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:45 pmMIA - MDZ
1 stop21h 00mLATAM Airlines
Thu 11/1311:50 amMDZ - MIA
1 stop20h 00mLATAM Airlines
Deal found 10/30$609
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:40 amMIA - MDZ
3 stops34h 55mMultiple Airlines
Mon 11/173:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/29$611
This eDestinos deal was found by Cheapflights users on 10/28. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:12 pmMIA - MDZ
1 stop30h 02mMultiple Airlines
Sat 11/89:00 amMDZ - MIA
2 stops24h 20mMultiple Airlines
Deal found 10/28$616
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:20 pmMIA - MDZ
1 stop12h 20mMultiple Airlines
Wed 11/193:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/29$617
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:10 pmMIA - MDZ
1 stop29h 30mMultiple Airlines
Tue 11/113:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/28$619
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:45 pmMIA - MDZ
1 stop20h 25mMultiple Airlines
Sun 12/73:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/30$621
This eDestinos deal was found by Cheapflights users on 10/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:40 amMIA - MDZ
2 stops29h 35mMultiple Airlines
Tue 12/23:40 pmMDZ - MIA
1 stop27h 30mMultiple Airlines
Deal found 10/29$622
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:20 amMIA - MDZ
1 stop29h 20mMultiple Airlines
Tue 11/183:40 pmMDZ - MIA
2 stops17h 40mMultiple Airlines
Deal found 10/29$626
This Copa Airlines deal was found by Cheapflights users on 10/30. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:34 amMIA - MDZ
1 stop16h 40mCopa Airlines
Sun 12/141:17 amMDZ - MIA
1 stop14h 19mCopa Airlines
Deal found 10/30$629

Cheap flight deals from Key Largo to Mendoza

Keep the following information in mind while searching for Key Largo to Mendoza flight deals. Data was last updated October 31, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$604
(KAYAK)

One-way from

$246
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$811
Provider with most accurate pricing for Miami-Mendoza El Plumerillo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Mendoza El Plumerillo flights.
Search Deals
From Key Largo to Mendoza El Plumerillo
Search Deals
One-way flight from Key Largo to Mendoza El Plumerillo
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Mendoza 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 October 31, 2025.
Use the filters below to find and compare flights from Key Largo to Mendoza that are best for you.

Fly from

Key Largo

Fly to

Mendoza

Route

Depart

Return

Price

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Thu 11/13

4:20 pm-6:40 am

1 stop12h 20m

Mendoza El Plumerillo

Wed 11/19

3:40 pm-7:20 am

2 stops17h 40m

$617

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Thu 11/27

8:45 pm-7:10 pm

1 stop20h 25m

Mendoza El Plumerillo

Sun 12/7

3:40 pm-7:20 am

2 stops17h 40m

$621

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Thu 12/11

5:34 am-12:14 am

1 stop16h 40m

Mendoza El Plumerillo

Sun 12/14

1:17 am-1:36 pm

1 stop14h 19m

$629

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Thu 11/27

8:45 pm-7:10 pm

1 stop20h 25m

Mendoza El Plumerillo

Sun 12/7

7:55 pm-5:50 am

1 stop11h 55m

$637

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Wed 11/19

4:59 am-12:14 am

1 stop17h 15m

Mendoza El Plumerillo

Mon 12/15

1:17 am-3:45 pm

1 stop16h 28m

$639

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Wed 11/26

5:24 am-12:14 am

1 stop16h 50m

Mendoza El Plumerillo

Mon 12/1

1:17 am-9:22 pm

1 stop22h 05m

$649

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Sun 11/16

5:10 pm-2:50 pm

3 stops19h 40m

$246

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Fri 11/14

4:59 am-12:14 am

1 stop17h 15m

$255

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Mon 11/17

4:59 am-12:14 am

1 stop17h 15m

$255

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Mon 11/10

5:24 am-12:14 am

1 stop16h 50m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 12 results
1
2

Best time to book a flight from Key Largo to Mendoza

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Mendoza. Price data was last updated on October 24, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to Mendoza. 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 Key Largo to Mendoza?

Currently, July is the cheapest month in which you can book a flight from Key Largo to Mendoza (average of $381). Flying from Key Largo to Mendoza in February is currently the most expensive (average of $804). 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 KE9 to MDZ?

Find hourly flight availability from Key Largo to Mendoza. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2025.

It’s optimal to fly from Key Largo to Mendoza in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Mendoza

Get insights into the airlines that provide service to Mendoza. 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 Mendoza. Reviews last updated October 31, 2025.
Peruse reviews from past customers who have flown with Aerolineas Argentinas, Copa Airlines, and LATAM Airlines from Key Largo to Mendoza to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
957 reviews

Entertainment

5.8

Food

6.5

Crew

8.3

Overall

8.1

Comfort

7.6

Boarding

8.0

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Aerolineas Argentinas
8.1
Very good
957 reviews
Aerolineas Argentinas
8.1
Very good
957 reviews

Entertainment

5.8

Food

6.5

Crew

8.3

Overall

8.1

Comfort

7.6

Boarding

8.0

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Copa Airlines
7.6
Good
1,561 reviews
Aerolineas Argentinas
8.1
Very good
957 reviews

Entertainment

5.8

Food

6.5

Crew

8.3

Overall

8.1

Comfort

7.6

Boarding

8.0

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
LATAM Airlines
7.5
Good
1,873 reviews
Aerolineas Argentinas
8.1
Very good
957 reviews

Entertainment

5.8

Food

6.5

Crew

8.3

Overall

8.1

Comfort

7.6

Boarding

8.0

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
American Airlines
7.2
Good
11,034 reviews
Aerolineas Argentinas
8.1
Very good
957 reviews

Entertainment

5.8

Food

6.5

Crew

8.3

Overall

8.1

Comfort

7.6

Boarding

8.0

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Mendoza. 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 into for flights to Mendoza from Key Largo?

    If you book a flight to Mendoza from Key Largo, you will be flying to El Plumerillo, which is the city’s only airport. Mendoza El Plumerillo (MDZ) is located 5.1 mi from the center of Mendoza. There are 0 flights from Key Largo to El Plumerillo per day from 4 different airlines.

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

    For as low as $629, Copa Airlines can have you in Mendoza from Key Largo in 16h 40m. The distance between Key Largo and Mendoza is about 4118 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to Mendoza 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 Key Largo to Mendoza?

    Currently, July is the cheapest month in which you can book a flight from Key Largo to Mendoza (average of $381). Flying from Key Largo to Mendoza in February is currently the most expensive (average of $804). 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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Top 4 airlines flying from Key Largo to Mendoza

Discover the top 4 airlines that operate flights from Key Largo to Mendoza. 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 2,558,603 searches. Data last updated October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$519Average$869FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$622Average$981FlexibilityNo cancel feeOn-time81%
Aerolineas ArgentinasCheapest$670Average$907FlexibilityNo cancel feeOn-time59%
American AirlinesCheapest$985Average$1,186FlexibilityNo cancel feeOn-time71%

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