How long is the flight from Helena to South America?

There are many flights that can get you from Helena to South America in 38h 20m. Fly via United Airlines to get the fastest option. The distance from Helena to South America is about 3667 mi.

In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

If weather is an important factor for your trip to South America, 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 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

What are the most popular routes from Helena to South America?

Most travelers choose Helena - Bogotá El Dorado, Helena - Buenos Aires Ministro Pistarini or Helena - Lima J Chavez Intl when deciding on the best route from Helena to South America.

What is the cheapest time of day to fly from HLN to SA?

When flying from Helena to South America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Helena to South America?

Helena (HLN) is the airport you will fly out of if you book a flight from Helena to South America. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

Can I find deals for flights from Helena to South America that include hotel bookings?

Yes. In addition to deals on Helena to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Helena to South America?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to South America.

Can I find deals for business class flights from Helena to South America?

Yes. Cheapflights offers flight deals from Helena to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$686+ Flights from Helena to South America

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Cheap flight deals from Helena to South America

Best flights from Helena to South America
Discover carefully curated flight deals from Helena to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Sun 2/226:15 amHLN - BOG

2 stops38h 20mUnited Airlines

Wed 2/251:30 amBOG - HLN

2 stops21h 46mUnited Airlines

Deal found 12/22

$686

Thu 2/196:15 amHLN - LIM

2 stops15h 40mUnited Airlines

Mon 2/2311:55 pmLIM - HLN

2 stops23h 21mUnited Airlines

Deal found 12/22

$1,369

Thu 2/196:15 amHLN - EZE

2 stops21h 05mUnited Airlines

Mon 2/2311:55 pmEZE - HLN

2 stops25h 21mUnited Airlines

Deal found 12/20

$1,470

Find flight deals from Helena to South America

Round-trip from	$752 (United Airlines)

From Helena to South America

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Use the filters below to find and compare flights from Helena to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaBogotá

HLN - BOG

HLNBOG

Helena

Sun 2/22

6:15 am-10:35 pm

2 stops38h 20m

Bogotá El Dorado

Wed 2/25

1:30 am-9:16 pm

2 stops21h 46m

$686

HelenaLima

HLN - LIM

HLNLIM

Helena

Thu 2/19

6:15 am-11:55 pm

2 stops15h 40m

Lima J Chavez Intl

Mon 2/23

11:55 pm-9:16 pm

2 stops23h 21m

$1,369

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Thu 2/19

6:15 am-7:20 am

2 stops21h 05m

Buenos Aires Ministro Pistarini

Mon 2/23

11:55 pm-9:16 pm

2 stops25h 21m

$1,470

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Best time to book a flight from Helena to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Helena 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 Helena to South America

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Related info for your journey

What airport do you fly from for flights from Helena to South America?
Helena (HLN) is the airport you will fly out of if you book a flight from Helena to South America. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.
How long is the flight from Helena to South America?
There are many flights that can get you from Helena to South America in 38h 20m. Fly via United Airlines to get the fastest option. The distance from Helena to South America is about 3667 mi.
What are the most popular routes from Helena to South America?
Most travelers choose Helena - Bogotá El Dorado, Helena - Buenos Aires Ministro Pistarini or Helena - Lima J Chavez Intl when deciding on the best route from Helena to South America.
Can I find deals for flights from Helena to South America that include hotel bookings?
Yes. In addition to deals on Helena to South America flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Helena to South America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to South America.
Can I find deals for business class flights from Helena to South America?
Yes. Cheapflights offers flight deals from Helena to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$686+ Cheap flights from Helena (HLN) to South America

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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helena to South America with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Helena to South America

Best flights from Helena to South AmericaDiscover carefully curated flight deals from Helena to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Discover carefully curated flight deals from Helena to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Find flight deals from Helena to South America

Keep the following information in mind while searching for Helena to South America flight deals. Data was last updated December 23, 2025.

Round-trip from

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Use the filters below to find and compare flights from Helena to South America that are best for you.

Best time to book a flight from Helena to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Helena with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Helena to South America

Related info for your journey

Find useful and relevant information for your journey from Helena to South America. 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 from for flights from Helena to South America?

How long is the flight from Helena to South America?

What are the most popular routes from Helena to South America?

Can I find deals for flights from Helena to South America that include hotel bookings?

How can I find direct flights from Helena to South America?

Can I find deals for business class flights from Helena to South America?

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Best flights from Helena to South America
Discover carefully curated flight deals from Helena to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.