Cheap Flights to South Australia | Popular Routes to South Australia from HK$419

View HK$419 flight on Mon, 1 Jun 2026Opens in a new window

Popular airlines to South Australia

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Emirates

    Emirates

  • Qatar Airways

    Qatar Airways

  • Cathay Pacific

    Cathay Pacific

  • Jetstar

    Jetstar

  • Malaysia Airlines

    Malaysia Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to South Australia

Prices were available within the past 7 days and start at HK$419 for one-way flights and HK$1,278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Australia
Thu, 5 Nov - Thu, 12 Nov
MEL
Melbourne
ADL
Adelaide
HK$1,278 Return, found 22 hours ago
HK$1,278
Return
found 22 hours ago
Select Virgin Australia flight, departing Thu, 5 Nov from Melbourne to Adelaide, returning Thu, 12 Nov, priced at HK$1,278 found 22 hours ago
Jetstar
Sun, 11 Jan - Fri, 16 Jan
MEL
Melbourne
ADL
Adelaide
HK$1,341 Return, found 1 hour ago
HK$1,341
Return
found 1 hour ago
Select Jetstar flight, departing Sun, 11 Jan from Melbourne to Adelaide, returning Fri, 16 Jan, priced at HK$1,341 found 1 hour ago
Virgin Australia
Thu, 19 Feb - Mon, 23 Feb
MEL
Melbourne
ADL
Adelaide
HK$1,389 Return, found 4 days ago
HK$1,389
Return
found 4 days ago
Select Virgin Australia flight, departing Thu, 19 Feb from Melbourne to Adelaide, returning Mon, 23 Feb, priced at HK$1,389 found 4 days ago
Virgin Australia
Thu, 19 Feb - Tue, 24 Feb
MEL
Melbourne
ADL
Adelaide
HK$1,392 Return, found 1 day ago
HK$1,392
Return
found 1 day ago
Select Virgin Australia flight, departing Thu, 19 Feb from Melbourne to Adelaide, returning Tue, 24 Feb, priced at HK$1,392 found 1 day ago
Jetstar
Sun, 11 Jan - Fri, 16 Jan
MEL
Melbourne
ADL
Adelaide
HK$1,401 Return, found 1 hour ago
HK$1,401
Return
found 1 hour ago
Select Jetstar flight, departing Sun, 11 Jan from Melbourne to Adelaide, returning Fri, 16 Jan, priced at HK$1,401 found 1 hour ago
Jetstar
Sun, 11 Jan - Fri, 16 Jan
MEL
Melbourne
ADL
Adelaide
HK$1,451 Return, found 1 hour ago
HK$1,451
Return
found 1 hour ago
Select Jetstar flight, departing Sun, 11 Jan from Melbourne to Adelaide, returning Fri, 16 Jan, priced at HK$1,451 found 1 hour ago
Jetstar
Thu, 8 Jan - Tue, 13 Jan
MEL
Melbourne
ADL
Adelaide
HK$1,470 Return, found 1 hour ago
HK$1,470
Return
found 1 hour ago
Select Jetstar flight, departing Thu, 8 Jan from Melbourne to Adelaide, returning Tue, 13 Jan, priced at HK$1,470 found 1 hour ago
Qantas Airways
Thu, 5 Nov - Thu, 12 Nov
MEL
Melbourne
ADL
Adelaide
HK$1,489 Return, found 22 hours ago
HK$1,489
Return
found 22 hours ago
Select Qantas Airways flight, departing Thu, 5 Nov from Melbourne to Adelaide, returning Thu, 12 Nov, priced at HK$1,489 found 22 hours ago
Hong Kong Airlines
Mon, 16 Mar - Thu, 19 Mar
HKG
Hong Kong SAR
ADL
Adelaide
HK$4,661 Return, found 5 days ago
HK$4,661
Return
found 5 days ago
Select Hong Kong Airlines flight, departing Mon, 16 Mar from Hong Kong SAR to Adelaide, returning Thu, 19 Mar, priced at HK$4,661 found 5 days ago
Malaysia Airlines
Mon, 9 Mar - Mon, 16 Mar
HKG
Hong Kong SAR
ADL
Adelaide
HK$5,566 Return, found 1 day ago
HK$5,566
Return
found 1 day ago
Select Malaysia Airlines flight, departing Mon, 9 Mar from Hong Kong SAR to Adelaide, returning Mon, 16 Mar, priced at HK$5,566 found 1 day ago

About South Australia

Expedia offers flights to South Australia to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to South Australia or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to South Australia that have flexible change policies?
By using our neat "No change fee" filter, that's how. All you have to do is enter your travel details, click "Search," then select the box underneath the "Flexible change policies" heading (it's on the left). Expedia makes it a cinch to find cheap, flexible airfares to South Australia.
How can I find cheap tickets to South Australia?
A good strategy for scoring cheap fares is to be flexible with your dates. Start by searching for your flight to South Australia, then click on the "flexible dates" link to compare prices for nearby days. Another useful tip? Book in advance. For an idea of costs, HK$1,278 was the best price for a flight to South Australia in the last seven days.
How much is a flight to South Australia?
You could have picked up a round-trip airfare to South Australia from anywhere between HK$1,278 and HK$5,566 in the last seven days. For one-way trips departing from Melbourne (MEL), the lowest price during this time was just HK$419.
When is the cheapest time to fly to South Australia?
Take off for South Australia earlier in the week and you'll usually be rewarded with cheaper fares. Tuesday is known for being the cheapest day to jump on a plane, closely followed by Monday. If you're eager to avoid the costliest flights, keep clear of Saturdays.
How much is a plane ticket to South Australia?
Ticket prices to South Australia varied from HK$1,278 to HK$5,566 in the last seven days. Normally, the earlier you make a reservation, the better the price.
What is the best time to go to South Australia?
If you enjoy busy destinations, head to the top city of Adelaide during the popular months of March, September and October. Being in the Southern Hemisphere, the summer season begins in South Australia on December 1. If you're visiting during this time, pack some sunblock and a hat. Temperatures during an Adelaide summer range between 18ºC and 27ºC.
What months are the cheapest to book a flight to South Australia?
February is the cheapest month to secure a seat for your South Australia escape. Fares are at their most expensive throughout the festive month of December, so avoid this time if you can.

Trending flights to South Australia

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hong Kong Airlines
Mon, 16 Mar - Thu, 19 Mar
HKG
Hong Kong SAR
ADL
Adelaide
HK$4,661 Return, found 5 days ago
HK$4,661
Return
found 5 days ago
Select Hong Kong Airlines flight, departing Mon, 16 Mar from Hong Kong SAR to Adelaide, returning Thu, 19 Mar, priced at HK$4,661 found 5 days ago
*Available to Expedia members.