HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Pacific

$1,610+ Cheap flights from Helena (HLN) to South Pacific

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — SYD
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to South Pacific 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.

Find flight deals from Helena to South Pacific

Cheapest flights from Helena to South Pacific
Explore the most affordable flight options available from Helena to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 13, 2025.

This United Airlines deal was found by Cheapflights users on 10/13. 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 11/276:40 amHLN - MEL
2 stops33h 20mUnited Airlines
Thu 12/411:30 amMEL - HLN
2 stops27h 52mUnited Airlines
Deal found 10/13$1,610
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Sun 11/306:40 amHLN - GUM
2 stops43h 10mUnited Airlines
Thu 12/47:40 amGUM - HLN
2 stops23h 07mUnited Airlines
Deal found 10/12$2,261
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/76:40 amHLN - GUM
2 stops22h 05mUnited Airlines
Fri 11/147:40 amGUM - HLN
2 stops22h 47mUnited Airlines
Deal found 10/11$2,555

Cheap flight deals from Helena to South Pacific

Keep the following information in mind while searching for Helena to South Pacific flight deals. Data was last updated October 13, 2025.

Round-trip from

$2,063
(United Airlines)
From Helena to South Pacific
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to South Pacific 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 October 13, 2025.
Use the filters below to find and compare flights from Helena to South Pacific that are best for you.

Fly from

Helena

Fly to

South Pacific

Route

Depart

Return

Price

HelenaMelbourne

HLN - MEL

HLNMEL

Helena

Thu 11/27

6:40 am-10:00 am

2 stops33h 20m

Melbourne

Thu 12/4

11:30 am-9:22 pm

2 stops27h 52m

$1,610

HelenaBrisbane

HLN - BNE

HLNBNE

Helena

Tue 3/17

2:30 pm-6:30 am

2 stops24h 00m

Brisbane

Sat 3/21

10:40 am-8:59 pm

2 stops26h 19m

$2,063

HelenaTamuning

HLN - GUM

HLNGUM

Helena

Sun 11/30

6:40 am-6:50 pm

2 stops43h 10m

Tamuning Guam Intl

Thu 12/4

7:40 am-1:47 pm

2 stops23h 07m

$2,261

HelenaTamuning

HLN - GUM

HLNGUM

Helena

Fri 11/7

6:40 am-9:45 pm

2 stops22h 05m

Tamuning Guam Intl

Fri 11/14

7:40 am-1:27 pm

2 stops22h 47m

$2,555

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Best time to book a flight from Helena to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific 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 Pacific

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

Currently, June is the cheapest month in which you can book a flight from Helena to South Pacific (average of $866). Flying from Helena to South Pacific in January is currently the most expensive (average of $1,665). 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.

Related info for your journey

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

    Most people fly from Helena (HLN) if they book a flight from Helena to South Pacific. Helena is conveniently located just 2.7 mi from Helena’s city center.

  • How long is the flight from Helena to South Pacific?

    United Airlines can get you from Helena to South Pacific in just under 33h 20m. Your travel time can differ by up to . Helena and South Pacific are separated by a distance of 8604 mi.

  • What are the most popular routes from Helena to South Pacific?

    The most popular route from Helena to South Pacific is Helena - Melbourne. You may also consider Helena - Brisbane or Helena - Tamuning Guam Intl.

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

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

  • How can I find direct flights from Helena to South Pacific?

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

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

    Yes. Cheapflights offers flight deals from Helena to South Pacific 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 Pacific?

    Currently, June is the cheapest month in which you can book a flight from Helena to South Pacific (average of $866). Flying from Helena to South Pacific in January is currently the most expensive (average of $1,665). 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 Pacific

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