$1,777+ Cheap flights from Buenos Aires (BUE) to Key West (EYW)
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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — EYW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Buenos Aires to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) to Key West (EYW). 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 September 11, 2025.
Explore the most affordable flight options available from Buenos Aires to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/38:40 pmEZE - EYW
1 stop23h 19mAmerican Airlines
Tue 10/71:25 pmEYW - EZE
1 stop17h 00mAmerican Airlines
Deal found 9/9$1,777
Best flights from Buenos Aires to Key West
Discover carefully curated flight deals from Buenos Aires to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/38:40 pmEZE - EYW
1 stop23h 19mAmerican Airlines
Tue 10/71:25 pmEYW - EZE
1 stop17h 00mAmerican Airlines
Deal found 9/9$1,777
Last-minute flights from Buenos Aires to Key West
Discover last-minute flight deals from Buenos Aires to Key West. Data last updated September 11, 2025 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/38:40 pmEZE - EYW
1 stop23h 19mAmerican Airlines
Tue 10/71:25 pmEYW - EZE
1 stop17h 00mAmerican Airlines
Deal found 9/9$1,777
Cheapflights Fare Finder
Customize your flight search to find flights from Buenos Aires to Key West 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 September 11, 2025.
Use the filters below to find and compare flights from Buenos Aires to Key West that are best for you.
Fly from
Buenos Aires
Fly to
Key West
Route
Depart
Return
Price
Buenos AiresKey West
EZE - EYW
EZEEYW
Buenos Aires Ministro Pistarini
Fri 10/3
8:40 pm-6:59 pm
1 stop23h 19m
Key West
Tue 10/7
1:25 pm-7:25 am
1 stop17h 00m
$1,777
Flights are sorted by cheapest round-trip flights first.
Deals found on 9/9
Best time to book a flight from Buenos Aires to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Buenos Aires 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 Buenos Aires to Key West
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Buenos Aires to Key West. 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 Key West from Buenos Aires?
For a flight from Buenos Aires to Key West, you will be flying into Key West. Key West (EYW) is just 2.6 mi from the center of the city. Key West is the only Key West airport and it handles 0 inbound flights from Buenos Aires per day. 0 airlines have flights to Key West from Buenos Aires on a regular basis.
How long is the flight from Buenos Aires to Key West?
There are many flights that can get you from Buenos Aires to Key West in 23h 19m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 4373 mi.
Can I find deals for flights from Buenos Aires to Key West that include hotel bookings?
Yes. In addition to deals on Buenos Aires to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buenos Aires to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to Key West.
Can I find deals for business class flights from Buenos Aires to Key West?
Yes. Cheapflights offers flight deals from Buenos Aires to Key West 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 Buenos Aires to Key West?
Currently, August is the cheapest month in which you can book a flight from Buenos Aires to Key West (average of $328). Flying from Buenos Aires to Key West in March is currently the most expensive (average of $491). 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.
Explore flights to Key West departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2025.
Browse through other flights departing from Buenos Aires. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2025.
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