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$273+ Cheap flights from Key Largo, FL to Buenos Aires (BUE)

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BUE
Nov 9 — Nov 161
1 adult
Sat 11/9
Sat 11/16
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The best prices from Key Largo to Buenos Aires are usually found in May or October, booked 80 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Key Largo to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 4, 2024.

Popular in

December

Cheapest in

May

Round-trip from

$483
(eDestinos)

One-way from

$273
(Kiwi.com)
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 14% potential price drop
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From Key Largo to Buenos Aires (BUE)
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One-way flight from Key Largo to Buenos Aires (BUE)
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Find flight deals from Key Largo to Buenos Aires

Cheapest flights from Key Largo to Buenos Aires
Explore the most affordable flight options available from Key Largo to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2024.

This Fly & Visit Rome deal was found by Cheapflights users on 11/3. 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 Fly & Visit Rome is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/212:35 amMIA - EZE
2 stops19h 28mLATAM Airlines
Tue 12/107:10 pmEZE - MIA
2 stops25h 25mLATAM Airlines
Deal found 11/3$686
This Gurufare deal was found by Cheapflights users on 11/4. 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.
Fri 11/88:15 amMIA - EZE
Nonstop9h 00mAerolineas Argentinas
Tue 11/1910:45 pmEZE - MIA
Nonstop9h 20mAerolineas Argentinas
Deal found 11/4$687
This Gotogate deal was found by Cheapflights users on 11/3. 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.
Thu 12/58:45 pmMIA - AEP
1 stop15h 55mLATAM Airlines
Mon 12/911:45 amAEP - MIA
1 stop19h 30mLATAM Airlines
Deal found 11/3$687
This Priceline deal was found by Cheapflights users on 11/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:50 amMIA - EZE
2 stops40h 10mMultiple Airlines
Sun 12/158:00 amEZE - MIA
2 stops25h 15mMultiple Airlines
Deal found 11/3$688
This Avianca deal was found by Cheapflights users on 11/3. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/36:20 pmMIA - EZE
1 stop19h 25mAvianca
Mon 12/92:30 amEZE - MIA
1 stop16h 20mAvianca
Deal found 11/3$689
This CheapOair deal was found by Cheapflights users on 11/3. 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.
Fri 11/298:50 amMIA - AEP
2 stops33h 50mMultiple Airlines
Fri 12/610:00 pmAEP - MIA
2 stops35h 15mMultiple Airlines
Deal found 11/3$703
This Gurufare deal was found by Cheapflights users on 11/3. 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.
Wed 11/276:20 pmMIA - EZE
1 stop19h 25mGOL
Tue 12/34:55 pmEZE - MIA
1 stop12h 20mGOL
Deal found 11/3$773
This Copa Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/55:02 amMIA - EZE
1 stop18h 01mCopa Airlines
Sat 11/1610:39 amEZE - MIA
1 stop16h 03mCopa Airlines
Deal found 11/4$832

Find flights from Key Largo to Buenos Aires within your budget

Customize your flight search to find flights from Key Largo to Buenos Aires 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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Thu 1/9

8:50 am-8:00 am

2 stops21h 10m

$273

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 12/4

12:15 pm-1:25 am

1 stop11h 10m

$297

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Wed 3/26

10:35 pm-12:30 pm

1 stop12h 55m

$305

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 4/16

6:25 pm-4:30 am

Nonstop9h 05m

$437

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Fri 1/31

12:40 am-7:40 am

2 stops29h 00m

$467

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Thu 12/19

11:30 am-1:30 am

1 stop12h 00m

$476

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 11/20

8:50 am-3:55 am

2 stops17h 05m

$274

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Mon 3/17

5:10 pm-5:40 am

1 stop11h 30m

$320

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 2/1

9:45 am-12:20 pm

1 stop24h 35m

$381

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sat 3/15

9:50 am-6:50 am

1 stop20h 00m

Buenos Aires Ministro Pistarini

Tue 3/25

8:00 am-8:20 am

2 stops25h 20m

$686

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 19 results
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Best time to book a flight from Key Largo to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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.

Travel insights for flights from Key Largo to Buenos Aires

Get recent, data-driven insights about flights from Key Largo to Buenos Aires including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Buenos Aires. Price data was last updated on November 1, 2024.

To ensure you get the cheapest price possible for a flight from Key Largo to Buenos Aires, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Key Largo to Buenos Aires (average of $802). Flying from Key Largo to Buenos Aires in February is currently the most expensive (average of $1,165). 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 BUE?

Find hourly flight availability from Key Largo to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Buenos Aires as you normally would.

What is the cheapest day to fly from Key Largo to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Buenos Aires. Price data was last updated on October 13, 2024.

Travelers seeking maximum savings on their Key Largo to Buenos Aires flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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Weekly flight availability from Key Largo to Buenos Aires

Explore weekly flight availability from Key Largo to Buenos Aires. 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 November 4, 2024.

The most flights from KE9 to BUE are scheduled on a Sunday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated November 4, 2024.
Read through reviews of airlines operating flights from Key Largo to Buenos Aires, such as Avianca, LATAM Airlines and GOL. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.0
Very good
914 reviews

Entertainment

5.8

Comfort

7.5

Crew

8.3

Overall

8.0

Boarding

7.9

Food

6.4

Reviews

1 / 3

I can’t believe they did not even come to offer water. Lame.

Aerolineas Argentinas
8.0
Very good
914 reviews
Aerolineas Argentinas
8.0
Very good
914 reviews

Entertainment

5.8

Comfort

7.5

Crew

8.3

Overall

8.0

Boarding

7.9

Food

6.4

Reviews

1 / 3

I can’t believe they did not even come to offer water. Lame.

LATAM Airlines
7.5
Good
1,970 reviews
Aerolineas Argentinas
8.0
Very good
914 reviews

Entertainment

5.8

Comfort

7.5

Crew

8.3

Overall

8.0

Boarding

7.9

Food

6.4

Reviews

1 / 3

I can’t believe they did not even come to offer water. Lame.

GOL
7.3
Good
1,147 reviews
Aerolineas Argentinas
8.0
Very good
914 reviews

Entertainment

5.8

Comfort

7.5

Crew

8.3

Overall

8.0

Boarding

7.9

Food

6.4

Reviews

1 / 3

I can’t believe they did not even come to offer water. Lame.

Avianca
7.1
Good
2,881 reviews
Aerolineas Argentinas
8.0
Very good
914 reviews

Entertainment

5.8

Comfort

7.5

Crew

8.3

Overall

8.0

Boarding

7.9

Food

6.4

Reviews

1 / 3

I can’t believe they did not even come to offer water. Lame.

Related info for your journey

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

  • Can I find flights from Key Largo to Buenos Aires for under $500 on Cheapflights?

    Yes, there are multiple flights from Key Largo to Buenos Aires for under $500. The cheapest flight booked recently is on Multiple Airlines for just $483, but on average you can expect to pay $642.

  • Are there nonstop flights from Key Largo to Buenos Aires for under $700 on Cheapflights?

    Cheapflights has at least 2 direct flights from Key Largo to Buenos Aires under $700. A good price for a nonstop flight from Key Largo to Buenos Aires is less than $745.

  • Are there last-minute flights available from Key Largo to Buenos Aires for under $700?

    There are currently 11+ open flights from Key Largo to Buenos Aires within the next 7 days for less than $700.

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

    $297 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on GOL and Aerolineas Argentinas, with prices starting from $305 and $420, respectively.

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

    The most popular flight routes from Key Largo to Buenos Aires are Miami - Buenos Aires Ministro Pistarini, Miami - Buenos Aires Jorge Newbery and Miami - El Palomar.

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

    The top 3 most reliable airlines when flying from Key Largo to Buenos Aires are American Airlines (74%), Aerolineas Argentinas (73%) and EL AL (73%).

  • What are the cheapest flights from Key Largo to Buenos Aires?

    Looking at all options, your cheapest flight can be booked for $418. While the most popular route (Miami - Buenos Aires Ministro Pistarini) can be booked for $431 on average our data indicates $3,004 when flying from Key Largo to Buenos Aires.

  • What does MIA to EZE mean?

    MIA and EZE are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. MIA to EZE refers to a flight route from Miami Airport to Buenos Aires Ministro Pistarini Airport. Fort Lauderdale Airport (FLL), Key West Airport (EYW), Miami Opa Locka Airport (OPF), Fort Lauderdale Executive Airport (FXE), Boca Raton Airport (BCT) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Key Largo to Buenos Aires that include extra baggage allowance?

    The amount of baggage you can bring on your Key Largo to Buenos Aires flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Key Largo to Buenos Aires with specific airlines?

    Yes, Cheapflights allows you to browse and filter Key Largo to Buenos Aires flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Key Largo to Buenos Aires that allow pets onboard?

    Many airlines flying from Key Largo to Buenos Aires offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Key Largo to Buenos Aires?

    Yes, you can often find last-minute deals on Key Largo to Buenos Aires flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Key Largo to Buenos Aires flight deals updated?

    The Key Largo to Buenos Aires flight deals you see on this page were last updated on 11/4.

  • What is the cheapest month to book a flight from Key Largo to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Key Largo to Buenos Aires (average of $802). Flying from Key Largo to Buenos Aires in February is currently the most expensive (average of $1,165). 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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Alternative routes for Key Largo to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Key Largo to Buenos Aires

Discover the top 9 airlines that operate flights from Key Largo to Buenos Aires. 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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aerolineas ArgentinasCheapest$528Average$792FlexibilityNo cancel feeOn-time59%
United AirlinesCheapest$557Average$800FlexibilityNo cancel feeOn-time69%
DeltaCheapest$567Average$826FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$583Average$857FlexibilityNo cancel feeOn-time70%
AviancaCheapest$591Average$880FlexibilityNo cancel feeOn-time71%
BoACheapest$647Average$936FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$653Average$831FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$783Average$1,142FlexibilityNo cancel feeOn-time71%
GOLCheapest$819Average$1,038FlexibilityNo cancel feeOn-time74%
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