Cheap Flights from Sydney to Helena from €669️ (SYD-HLN)

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Latest Flight Deals from Sydney to Helena

Book one-way or return flights from Sydney to Helena from as little as €669. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Sydney to Helena? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Sydney to Helena. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Sydney to Helena

View airlines operating flights from Sydney to Helena. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Jetstar Airways

From €669

United Airlines

From €846

Qantas Airways

From €1,059

American Airlines

From €1,210

Virgin Australia

From €1,247

Air Canada

From €1,890

ANA airlines

Find more flights and airlines

Alternative Routes from Sydney to Helena

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Sydney to Helena.

Cheapest
SYD
16:20
45h 6m
2 transfer
HLN
21:26
Kingsford Smith Airport - Helena Regional Airport
Mon, Jun 17Jetstar Airways
€669
SYD
16:20
45h 6m
2 transfer
HLN
21:26
Kingsford Smith Airport - Helena Regional Airport
Mon, Jun 17Jetstar Airways
€669
Find More Flights

How do I find the cheapest flights?

When are flight tickets from Sydney (SYD) to Helena (HLN) the cheapest?
Airlines adjust prices for flights from Sydney to Helena based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Sydney (SYD) to Helena (HLN) cost?
According to Trip.com's data, the lowest price is around €2,454.
How many airports in Helena (HLN)?
There are 1 airport(s) in Helena (HLN): Helena Regional Airport.

How to find a cheap flight from Sydney to Helena

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Sydney to Helena. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com