HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South America

$683+ Cheap flights from Helena (HLN) to South America

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — BOG
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to South America with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 July 3, 2025.

Round-trip from

$711
(Delta)

One-way from

$683
(United Airlines)
From Helena to South America
Search Deals
One-way flight from Helena to South America
Search Deals

Find flight deals from Helena to South America

Cheapest flights from Helena to South America
Explore the most affordable flight options available from Helena to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/231:00 pmHLN - BOG
2 stops29h 15mDelta
Wed 8/277:00 amBOG - HLN
2 stops16h 13mDelta
Deal found 7/1$711
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 8/232:30 pmHLN - BOG
2 stops13h 24mUnited Airlines
Tue 8/2612:14 amBOG - HLN
2 stops38h 16mUnited Airlines
Deal found 6/30$730
This Delta deal was found by Cheapflights users on 7/2. 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.
Mon 8/255:50 amHLN - LIM
2 stops15h 20mDelta
Tue 8/2612:50 amLIM - HLN
2 stops22h 23mDelta
Deal found 7/2$1,089
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 12/56:40 amHLN - EZE
2 stops22h 40mUnited Airlines
Tue 12/910:05 pmEZE - HLN
2 stops27h 11mUnited Airlines
Deal found 6/30$1,470

Cheapflights Fare Finder

Customize your flight search to find flights from Helena to South America 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 July 3, 2025.
Use the filters below to find and compare flights from Helena to South America that are best for you.

Fly from

Helena

Fly to

South America

Route

Depart

Return

Price

HelenaBogotá

HLN - BOG

HLNBOG

Helena

Sat 8/23

1:00 pm-7:15 pm

2 stops29h 15m

Bogotá El Dorado

Wed 8/27

7:00 am-10:13 pm

2 stops16h 13m

$711

HelenaBogotá

HLN - BOG

HLNBOG

Helena

Sat 8/23

2:30 pm-4:54 am

2 stops13h 24m

Bogotá El Dorado

Tue 8/26

12:14 am-1:30 pm

2 stops38h 16m

$730

HelenaLima

HLN - LIM

HLNLIM

Helena

Mon 8/25

5:50 am-10:10 pm

2 stops15h 20m

Lima J Chavez Intl

Tue 8/26

12:50 am-10:13 pm

2 stops22h 23m

$1,089

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Fri 12/5

6:40 am-9:20 am

2 stops22h 40m

Buenos Aires Ministro Pistarini

Tue 12/9

10:05 pm-9:16 pm

2 stops27h 11m

$1,470

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Sun 8/24

6:30 am-8:00 am

2 stops22h 30m

$683

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Thu 11/27

2:22 pm-4:56 am

3 stops58h 34m

$700

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Sat 11/29

12:50 pm-7:20 am

2 stops38h 30m

$874

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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

What is the cheapest month to book a flight from Helena to South America?

Currently, May is the cheapest month in which you can book a flight from Helena to South America (average of $359). Flying from Helena to South America in December is currently the most expensive (average of $664). 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.

Reviews of airlines servicing South America

Get insights into the airlines that provide service to South America. 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 South America. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Helena to South America by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    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.

  • 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.

  • What is the cheapest month to book a flight from Helena to South America?

    Currently, May is the cheapest month in which you can book a flight from Helena to South America (average of $359). Flying from Helena to South America in December is currently the most expensive (average of $664). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to South America

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Minneapolis flights
Bozeman to Denver flights
Bozeman to Seattle flights
Bozeman to O'Hare Intl flights
Billings to Seattle flights
Bozeman to Dallas/Fort Worth flights
Missoula to O'Hare Intl flights
Bozeman to Newark flights
Bozeman to San Francisco flights
Kalispell to Denver flights
Great Falls to Seattle flights
Bozeman to Boston flights
Bozeman to Philadelphia flights
Bozeman to John F Kennedy Intl flights
Billings to Salt Lake City flights
Bozeman to Atlanta flights
Missoula to Denver flights
Bozeman to Los Angeles flights
Billings to Denver flights
Bozeman to Nashville flights
Missoula to Minneapolis flights
Bozeman to Baltimore flights
Billings to Portland flights
Bozeman to Dulles Intl flights
Missoula to John F Kennedy Intl flights
Kalispell to Portland flights
Missoula to Hobby flights
Kalispell to Seattle flights
Helena to Seattle flights
Kalispell to San Francisco flights
Billings to O'Hare Intl flights
Billings to Sky Harbor Intl flights
Bozeman to Midway flights
Bozeman to LaGuardia flights
Kalispell to Los Angeles flights
Missoula to LaGuardia flights
Great Falls to Denver flights
Missoula to Salt Lake City flights
Missoula to Seattle flights
Bozeman to Sky Harbor Intl flights
Bozeman to Portland flights
Billings to Las Vegas flights
Billings to John F Kennedy Intl flights
Bozeman to Las Vegas flights
Billings to Los Angeles flights
Bozeman to Portland flights
Bozeman to San Diego flights
Bozeman to Hartford flights
Missoula to San Francisco flights
Missoula to Nashville flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.