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$290+ Cheap flights from Key Largo, FL to Argentina

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — EZE
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Key Largo to Argentina

Keep the following information in mind while searching for Key Largo to Argentina flight deals. Data was last updated August 1, 2025.

Round-trip from

$575
(CheapOair)

One-way from

$290
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$812
From Key Largo to Argentina
Search Deals
One-way flight from Key Largo to Argentina
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Highest demand for flights based on searches. 7% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Key Largo to Argentina

Cheapest flights from Key Largo to Argentina
Explore the most affordable flight options available from Key Largo to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This CheapOair deal was found by Cheapflights users on 7/30. 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.
Mon 9/86:25 pmMIA - MDZ
3 stops24h 45mMultiple Airlines
Fri 9/193:40 pmMDZ - MIA
2 stops17h 35mMultiple Airlines
Deal found 7/30$575
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/279:45 amMIA - COR
3 stops26h 15mMultiple Airlines
Wed 9/310:40 pmCOR - MIA
3 stops34h 35mMultiple Airlines
Deal found 7/30$676
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Tue 9/99:45 amMIA - EZE
2 stops20h 15mMultiple Airlines
Tue 9/2312:48 pmEZE - MIA
2 stops20h 27mMultiple Airlines
Deal found 7/31$695
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:55 pmMIA - AEP
2 stops32h 25mMultiple Airlines
Thu 8/2110:10 pmAEP - MIA
1 stop22h 25mMultiple Airlines
Deal found 8/1$695
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/273:55 pmMIA - EZE
2 stops13h 15mLATAM Airlines
Wed 11/1210:05 amEZE - MIA
1 stop21h 45mLATAM Airlines
Deal found 7/30$698
This Gotogate deal was found by Cheapflights users on 7/31. 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.
Wed 8/205:00 pmMIA - EZE
1 stop21h 20mAvianca
Sun 8/316:50 amEZE - MIA
1 stop22h 15mAvianca
Deal found 7/31$703
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/131:40 amMIA - AEP
1 stop15h 55mLATAM Airlines
Sun 8/1710:55 pmAEP - MIA
1 stop32h 25mLATAM Airlines
Deal found 7/30$703
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:10 amMIA - EZE
1 stop17h 45mCopa Airlines
Thu 8/288:55 amEZE - MIA
1 stop12h 00mCopa Airlines
Deal found 7/30$719
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Wed 10/89:45 amMIA - NQN
3 stops26h 28mMultiple Airlines
Wed 10/1512:55 pmNQN - MIA
3 stops44h 25mMultiple Airlines
Deal found 7/31$734
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:25 pmMIA - EZE
2 stops36h 30mDelta
Tue 10/216:40 amEZE - MIA
1 stop12h 15mDelta
Deal found 7/30$735
This Copa Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 9/78:34 amMIA - ROS
1 stop14h 39mCopa Airlines
Sat 9/131:22 amROS - MIA
1 stop16h 37mCopa Airlines
Deal found 7/31$768
This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:35 pmMIA - COR
2 stops15h 00mGOL
Tue 9/309:15 amCOR - MIA
2 stops33h 05mGOL
Deal found 7/29$774

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Argentina 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 August 1, 2025.
Use the filters below to find and compare flights from Key Largo to Argentina that are best for you.

Fly from

Key Largo

Fly to

Argentina

Route

Depart

Return

Price

MiamiMendoza

MIA - MDZ

MIAMDZ

Miami

Mon 9/8

6:25 pm-8:10 pm

3 stops24h 45m

Mendoza El Plumerillo

Fri 9/19

3:40 pm-8:15 am

2 stops17h 35m

$575

MiamiCordoba

MIA - COR

MIACOR

Miami

Wed 8/27

9:45 am-1:00 pm

3 stops26h 15m

Cordoba Pajas Blancas

Wed 9/3

10:40 pm-8:15 am

3 stops34h 35m

$676

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 9/9

9:45 am-7:00 am

2 stops20h 15m

Buenos Aires Ministro Pistarini

Tue 9/23

12:48 pm-8:15 am

2 stops20h 27m

$695

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Thu 8/14

1:55 pm-11:20 pm

2 stops32h 25m

Buenos Aires Jorge Newbery

Thu 8/21

10:10 pm-7:35 pm

1 stop22h 25m

$695

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 10/27

3:55 pm-6:10 am

2 stops13h 15m

Buenos Aires Ministro Pistarini

Tue 11/11

2:30 am-4:50 pm

1 stop16h 20m

$698

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Wed 8/13

1:40 am-6:35 pm

1 stop15h 55m

Buenos Aires Jorge Newbery

Sun 8/17

10:55 pm-6:20 am

1 stop32h 25m

$703

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 10/27

6:30 am-1:35 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Tue 11/11

2:40 am-3:05 pm

1 stop14h 25m

$708

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Fri 8/15

6:10 am-12:55 am

1 stop17h 45m

Buenos Aires Ministro Pistarini

Thu 8/28

8:55 am-7:55 pm

1 stop12h 00m

$719

MiamiNeuquén

MIA - NQN

MIANQN

Miami

Wed 10/8

9:45 am-1:13 pm

3 stops26h 28m

Neuquen

Wed 10/15

12:55 pm-8:20 am

3 stops44h 25m

$734

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Mon 9/22

4:25 pm-5:55 am

2 stops36h 30m

Buenos Aires Ministro Pistarini

Tue 10/21

6:40 am-5:55 pm

1 stop12h 15m

$735

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 59 results
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Best time to book a flight from Key Largo to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina 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 Argentina

What is the cheapest month to book a flight from Key Largo to Argentina?

Currently, April is the cheapest month in which you can book a flight from Key Largo to Argentina (average of $795). Flying from Key Largo to Argentina in December is currently the most expensive (average of $1,260). 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 AR?

Find hourly flight availability from Key Largo to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

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

Weekly flight availability from Key Largo to Argentina

Explore weekly flight availability from Key Largo to Argentina. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 1, 2025.

The most flights from KE9 to AR0 are scheduled on a Monday (8 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated August 1, 2025.
Peruse reviews from past customers who have flown with Aerolineas Argentinas, Delta, and LATAM Airlines from Key Largo to Argentina 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
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
Aerolineas Argentinas
8.1
Very good
899 reviews
Aerolineas Argentinas
8.1
Very good
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
Delta
8.0
Very good
7,981 reviews
Aerolineas Argentinas
8.1
Very good
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
LATAM Airlines
7.5
Good
1,822 reviews
Aerolineas Argentinas
8.1
Very good
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
Copa Airlines
7.5
Good
1,493 reviews
Aerolineas Argentinas
8.1
Very good
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
GOL
7.3
Good
1,091 reviews
Aerolineas Argentinas
8.1
Very good
899 reviews

Food

6.4

Comfort

7.5

Boarding

8.0

Overall

8.1

Entertainment

5.7

Crew

8.3

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Key Largo to Argentina one-way?

    $290 is the cheapest one-way deal found within the past few days, from GOL. You may also be able to find cheap deals on Arajet and Avianca, with prices starting from $291 and $320, respectively.

  • What are the most popular routes from Key Largo to Argentina?

    When deciding which route to take from Key Largo to Argentina consider Miami - Buenos Aires Ministro Pistarini, Miami - Buenos Aires Jorge Newbery or Miami - Mendoza El Plumerillo as they are the most popular.

  • What are the most reliable airlines from Key Largo to Argentina?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Key Largo to Argentina on time: EL AL (70%), Aerolineas Argentinas (67%), Delta (64%).

  • What are the cheapest flights from Key Largo to Argentina?

    Looking for the cheapest flight from Key Largo to Argentina? While on average our users pay $2,132, our data indicates the cheapest price to be $446. The most popular route (Miami - Buenos Aires Ministro Pistarini), is priced around $574.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Key Largo to Argentina (average of $795). Flying from Key Largo to Argentina in December is currently the most expensive (average of $1,260). 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

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Alternative routes for Key Largo to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Key Largo to Argentina

Discover the top 10 airlines that operate flights from Key Largo to Argentina. 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$294Average$758FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$439Average$901FlexibilityNo cancel feeOn-time70%
ArajetCheapest$448Average$728FlexibilityNo cancel feeOn-timeN/A
GOLCheapest$519Average$1,035FlexibilityNo cancel feeOn-time74%
LATAM AirlinesCheapest$620Average$948FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$627Average$957FlexibilityNo cancel feeOn-time69%
Aerolineas ArgentinasCheapest$663Average$917FlexibilityNo cancel feeOn-time59%
BoACheapest$672Average$805FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$721Average$1,115FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$809Average$1,297FlexibilityNo cancel feeOn-time71%

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