When did momondo last update prices for flights from Helena Airport to Buenos Aires?

Prices for flights from Helena Airport to Buenos Aires were last updated today.

How old do you have to be to fly from Helena Airport to Buenos Aires?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The travel and health documents required for your trip to Buenos Aires 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 Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$678 Discover Cheap Flights from Helena to Buenos Aires in 2025

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Find the cheapest flights from Helena to Buenos Aires

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Cheap round-trip flights

These are some of the best round-trip flight deals from Helena to Buenos Aires that have been recently found on momondo from popular airlines, departing in the coming months.

HLN-BUE

6520 mimulti-stop

BUE-HLN

6520 mimulti-stop

Multiple Airlines

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How to get the cheapest flight ticket from Helena to Buenos Aires

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

What is the cheapest airline that flies from Helena to Buenos Aires?

Delta and United Airlines are the most popular carriers operating from Helena to Buenos Aires

When to book flights from Helena to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helena to Buenos Aires (HLN to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Buenos Aires

Fastest flight time	17h 42m
Direct flights	None
Airports in Buenos Aires	1 airport

The fastest flight from Helena to Buenos Aires takes 17h 42m

There are no direct flights from Helena to Buenos Aires. Popular non-direct route for this connection is Helena Airport - Buenos Aires Ministro Pistarini Airport.

There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)

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How far is Helena to Buenos Aires by plane?
A flight from Helena to Buenos Aires will travel around 6521.1 mi.
When did momondo last update prices for flights from Helena Airport to Buenos Aires?
Prices for flights from Helena Airport to Buenos Aires were last updated today.
How old do you have to be to fly from Helena Airport to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents required for your trip to Buenos Aires 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 Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from Helena to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Helena to Buenos Aires?

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 Helena to Buenos Aires.

I’m not ready to book a flight from Helena to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from Helena. 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.