Buenos Aires

$315+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BUE
dic. 24 — dic. 311
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The best prices from Key Largo to Buenos Aires are usually found in May or October, booked 73 days in advance, depart on a Thursday or Monday and return on a Wednesday

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 diciembre 19, 2024.

Round-trip from

$709
(Avianca)

One-way from

$315
(eDestinos)

Popular in

December

Cheapest in

May

Average price

$1,087
From Key Largo to Buenos Aires (BUE)
One-way flight from Key Largo to Buenos Aires (BUE)
High demand for flights, 10% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in December 2024

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 diciembre 19, 2024.

This CheapOair deal was found by Cheapflights users on 12/18. 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.
mar. 12/318:50 amMIA - EZE
2 stops41h 05mMultiple Airlines
mar. 2/43:40 pmEZE - MIA
2 stops41h 40mMultiple Airlines
Deal found 12/18$729
This Priceline deal was found by Cheapflights users on 12/18. 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.
lun. 12/308:50 amMIA - AEP
2 stops33h 50mMultiple Airlines
mar. 3/117:00 amAEP - MIA
1 stop22h 15mMultiple Airlines
Deal found 12/18$732
This oojo deal was found by Cheapflights users on 12/19. 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.
mar. 12/315:30 pmMIA - EZE
Nonstop9h 00mAerolineas Argentinas
mar. 2/48:00 amEZE - MIA
Nonstop9h 20mAerolineas Argentinas
Deal found 12/19$750
This SmartFares deal was found by Cheapflights users on 12/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3112:40 amMIA - AEP
1 stop13h 20mLATAM Airlines
mar. 1/288:00 pmAEP - MIA
2 stops40h 49mLATAM Airlines
Deal found 12/18$795
This SmartFares deal was found by Cheapflights users on 12/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3112:40 amMIA - EZE
2 stops15h 30mLATAM Airlines
mar. 1/287:10 pmEZE - MIA
2 stops41h 39mLATAM Airlines
Deal found 12/18$833
This Avianca deal was found by Cheapflights users on 12/19. 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.
mar. 12/244:10 pmMIA - EZE
1 stop11h 55mAvianca
sáb. 2/12:30 amEZE - MIA
1 stop11h 25mAvianca
Deal found 12/19$836
This Priceline deal was found by Cheapflights users on 12/18. 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.
lun. 12/307:05 amMIA - AEP
1 stop20h 35mAvianca
mar. 3/117:00 amAEP - MIA
1 stop22h 15mAvianca
Deal found 12/18$840
This Copa Airlines deal was found by Cheapflights users on 12/17. 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.
mar. 12/314:56 amMIA - EZE
1 stop15h 17mCopa Airlines
mar. 1/2810:55 amEZE - MIA
1 stop12h 33mCopa Airlines
Deal found 12/17$852
This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/184:35 pmMIA - EZE
1 stop14h 45mUnited Airlines
vie. 12/2010:05 pmEZE - MIA
1 stop14h 48mUnited Airlines
Deal found 12/18$854
This American Airlines deal was found by Cheapflights users on 12/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3110:05 pmMIA - EZE
Nonstop9h 15mAmerican Airlines
mar. 2/410:30 pmEZE - MIA
1 stop23h 45mAmerican Airlines
Deal found 12/19$902
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/309:45 amMIA - EZE
2 stops28h 20mGOL
sáb. 1/114:40 amEZE - MIA
2 stops37h 15mGOL
Deal found 12/17$1,097
This Delta deal was found by Cheapflights users on 12/18. 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.
mié. 12/2512:49 pmMIA - EZE
1 stop18h 11mDelta
dom. 12/299:30 amEZE - MIA
1 stop17h 24mDelta
Deal found 12/18$1,168

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 2,558,603 searches. Data last updated diciembre 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

vie. 3/21

8:05 am-12:15 am

1 stop15h 10m

Buenos Aires Ministro Pistarini

vie. 3/28

1:45 am-12:40 pm

1 stop11h 55m

$709

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

mié. 4/30

1:45 am-11:02 pm

2 stops20h 17m

Buenos Aires Ministro Pistarini

dom. 5/11

7:35 pm-3:50 pm

2 stops21h 15m

$710

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

vie. 3/7

8:50 am-9:50 pm

3 stops35h 00m

Buenos Aires Ministro Pistarini

vie. 4/4

3:40 pm-8:20 am

2 stops17h 40m

$711

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

mié. 1/8

8:50 am-8:00 am

2 stops21h 10m

Buenos Aires Jorge Newbery

sáb. 3/8

9:00 am-7:20 am

2 stops24h 20m

$711

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

mié. 3/12

1:10 am-6:30 pm

1 stop16h 20m

Buenos Aires Jorge Newbery

jue. 3/20

9:05 pm-7:35 pm

2 stops23h 30m

$713

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

mié. 3/12

9:15 am-7:15 pm

Nonstop9h 00m

Buenos Aires Ministro Pistarini

jue. 3/27

8:00 am-4:20 pm

Nonstop9h 20m

$718

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

lun. 6/9

10:00 pm-12:20 pm

1 stop13h 20m

Buenos Aires Ministro Pistarini

lun. 7/28

3:15 am-4:35 pm

1 stop14h 20m

$729

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

vie. 4/11

10:00 pm-1:55 pm

1 stop14h 55m

Buenos Aires Ministro Pistarini

vie. 4/18

2:30 am-2:10 pm

1 stop12h 40m

$731

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

mar. 1/7

4:56 am-10:13 pm

1 stop15h 17m

Buenos Aires Ministro Pistarini

mié. 4/9

10:18 am-10:37 pm

1 stop13h 19m

$832

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

mié. 6/4

9:05 pm-7:05 am

Nonstop9h 00m

Buenos Aires Ministro Pistarini

mar. 6/17

8:55 pm-5:00 am

Nonstop9h 05m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 23 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 December 13, 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 73 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.

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 $795). Flying from Key Largo to Buenos Aires 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 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 diciembre 19, 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. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 diciembre 19, 2024.

The most flights from KE9 to BUE are scheduled on a Monday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 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 diciembre 19, 2024.
Read through reviews of airlines operating flights from Key Largo to Buenos Aires, such as Avianca, Aerolineas Argentinas 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.
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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

8.0
Very good
894 reviews
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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

7.7
Good
1,721 reviews
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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

7.5
Good
1,879 reviews
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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

7.4
Good
9,048 reviews
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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

7.3
Good
1,108 reviews
8.0
Very good
894 reviews

Boarding

7.9

Comfort

7.5

Entertainment

5.7

Crew

8.3

Overall

8.0

Food

6.4

Reviews

1 / 4

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 Buenos Aires. 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 Buenos Aires one-way?

    $318 is the cheapest one-way deal found within the past few days, from GOL. You may also be able to find cheap deals on Avianca and Aerolineas Argentinas, with prices starting from $323 and $429, respectively.

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

  • 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 (83%), Aerolineas Argentinas (63%) and Delta (63%).

  • 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 $558 on average our data indicates $2,957 when flying from Key Largo to Buenos Aires.

  • 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.

  • 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 $795). Flying from Key Largo to Buenos Aires 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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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 2,558,603 searches. Data last updated diciembre 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$501Average$819FlexibilityNo cancel feeOn-time70%
Aerolineas ArgentinasCheapest$528Average$764FlexibilityNo cancel feeOn-time59%
AviancaCheapest$542Average$816FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$557Average$898FlexibilityNo cancel feeOn-time69%
DeltaCheapest$567Average$824FlexibilityNo cancel feeOn-timeN/A
GOLCheapest$596Average$975FlexibilityNo cancel feeOn-time74%
BoACheapest$647Average$921FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$672Average$846FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$781Average$1,079FlexibilityNo cancel feeOn-time71%
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