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$1,611+ Cheap flights from Helena (HLN) to Argentina

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — EZE
Dec 23 — Dec 301
Tue 12/23
Tue 12/30
1 adult, Economy
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Cheap flight deals from Helena to Argentina

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,611
(United Airlines)
Provider with most accurate pricing for Helena-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Buenos Aires (BUE) flights.
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From Helena to Argentina
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Find flight deals from Helena to Argentina

Cheapest flights from Helena to Argentina
Explore the most affordable flight options available from Helena to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 23, 2025.

This United Airlines deal was found by Cheapflights users on 11/21. 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.
Wed 12/36:30 amHLN - EZE
2 stops20h 50mUnited Airlines
Thu 12/1811:55 pmEZE - HLN
2 stops41h 50mUnited Airlines
Deal found 11/21$1,611
This United Airlines deal was found by Cheapflights users on 11/22. 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.
Thu 12/252:26 pmHLN - EZE
2 stops60h 54mUnited Airlines
Thu 1/111:55 pmEZE - HLN
2 stops49h 36mUnited Airlines
Deal found 11/22$1,844
This Delta deal was found by Cheapflights users on 11/21. 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.
Wed 12/35:30 amHLN - EZE
2 stops24h 45mDelta
Thu 12/188:00 amEZE - HLN
2 stops18h 30mDelta
Deal found 11/21$2,939
This Delta deal was found by Cheapflights users on 11/22. 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.
Thu 12/255:30 amHLN - EZE
2 stops23h 30mDelta
Wed 12/314:05 amEZE - HLN
2 stops22h 25mDelta
Deal found 11/22$8,928

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Argentina 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 November 23, 2025.
Use the filters below to find and compare flights from Helena to Argentina that are best for you.

Fly from

Helena

Fly to

Argentina

Route

Depart

Return

Price

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Wed 12/3

6:30 am-7:20 am

2 stops20h 50m

Buenos Aires Ministro Pistarini

Thu 12/18

11:55 pm-1:45 pm

2 stops41h 50m

$1,611

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Thu 12/25

2:26 pm-7:20 am

2 stops60h 54m

Buenos Aires Ministro Pistarini

Thu 1/1

11:55 pm-9:31 pm

2 stops49h 36m

$1,844

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Wed 12/3

5:30 am-10:15 am

2 stops24h 45m

Buenos Aires Ministro Pistarini

Thu 12/18

8:00 am-10:30 pm

2 stops18h 30m

$2,939

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Thu 12/25

5:30 am-9:00 am

2 stops23h 30m

Buenos Aires Ministro Pistarini

Wed 12/31

4:05 am-10:30 pm

2 stops22h 25m

$8,928

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Best time to book a flight from Helena to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina 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 Argentina
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 Helena to Argentina. 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 Argentina?

    If you book a flight to Argentina from Helena, you will be flying from Helena, which is the city’s only airport. Helena (HLN) is located 2.7 mi from the center of Helena.

  • How long is the flight from Helena to Argentina?

    A quick flight from Helena to Argentina can take about 20h 50m. United Airlines provides one of the quickest options available for as low as $1,611. Helena and Argentina are separated by a distance of 6527 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Helena to Argentina that include hotel bookings?

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

  • How can I find direct flights from Helena to Argentina?

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

  • Can I find deals for business class flights from Helena to Argentina?

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

See more FAQs

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