When did momondo last update prices for flights from South America to Key West Airport?

Prices for flights from South America to Key West Airport are refreshed on a daily basis.

How old do you have to be to fly from South America to Key West Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South America to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$971 Cheap Flights from South America to Key West in 2025/26

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6:33 am - 3:24 pmASU-EYW

34h 51m2 stops

4:05 pm - 5:30 amEYW-ASU

35h 25m2 stops

$3,260United Airlines

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Sun, Dec 7 - Tue, Dec 9

Fly from

Fly to

Route

Depart

Return

Price

AsuncionKey West

ASU - EYW

ASUEYW

Asuncion Silvio Pettirossi

Sun 12/7

6:33 am-3:24 pm

2 stops34h 51m

Key West

Tue 12/9

4:05 pm-5:30 am

2 stops35h 25m

$3,260

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from South America to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on South America to Key West flights?

You could potentially save up to 31% on your flight if you consider stops on a South America to Key West flight.

Cheap South America to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South America to Key West

Direct flights	None

There are no direct flights from South America to Key West. There are no popular flight routes from South America to Key West.

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When did momondo last update prices for flights from South America to Key West Airport?
Prices for flights from South America to Key West Airport are refreshed on a daily basis.
How old do you have to be to fly from South America to Key West Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South America to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Big Pine Key

Little Torch Key

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Why should I use momondo to find a flight deal from South America to Key West?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from South America to Key West. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from South America to Key West with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for South America to Key West flights to just show those with flexible booking policies.

How can momondo help me find flights from South America to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from South America to Key West.

I’m not ready to book a flight from South America to Key West right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Key West from South America. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.