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HK$4,521+ Cheap flights to Adelaide

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13-1. Fares are subject to change and may not be available on all flights or dates of travel.
— ADL
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Adelaide in 2025

Enter your travel dates to find the best prices.

Cheapest flights to Adelaide
Explore the most affordable flight options available to Adelaide. Find the lowest fares based on data from user searches, with prices last updated on 16 December 2025.

Mon 15-1219:50HKG - ADL
2 stops31h 55mMultiple Airlines
Mon 22-1206:25ADL - HKG
2 stops32h 40mMultiple Airlines
Deal found 14-12HK$8,794

Find flight deals to Adelaide

Find the latest flights to Adelaide in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 16 December 2025.

Return from

HK$4,459

One-way from

HK$9,237

Popular in

November

Cheapest in

August

Average price

HK$6,576

Good round-trip deal

HK$6,849 or less
13-3-16-3
  • 13-3-16-3
  • 4 total stops
  • 61h 55m total
  • Hong Kong to Adelaide
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3-2
  • 3-2
  • 3 total stops
  • 39h 30m total
  • Hong Kong to Adelaide
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (HK$498 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$124 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
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Price to beat on a round-trip flight from Hong Kong Intl to Adelaide.
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Cheapflights Fare Finder

 
Locate flights to Adelaide that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 16 December 2025.
Use the filters below to find and compare flights to Adelaide that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Thu 29-1

12:00-22:05

3 stops31h 35m

Adelaide

Thu 5-2

08:05-11:15

2 stops29h 40m

HK$4,864

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Sun 15-3

20:35-07:25

3 stops32h 20m

Adelaide

Sat 21-3

08:05-20:20

3 stops38h 45m

HK$5,058

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Wed 14-1

08:15-20:35

3 stops33h 50m

Adelaide

Wed 21-1

19:05-17:30

2 stops24h 55m

HK$5,370

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Sat 28-2

22:25-08:35

1 stop31h 40m

Adelaide

Sun 15-3

07:45-19:25

1 stop14h 10m

HK$5,751

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Mon 9-3

14:50-08:10

1 stop14h 50m

Adelaide

Wed 11-3

11:00-23:50

1 stop15h 20m

HK$6,078

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Mon 9-3

19:05-13:45

1 stop16h 10m

Adelaide

Wed 11-3

12:00-17:45

Nonstop8h 15m

HK$6,887

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 3-2

18:40-12:40

3 stops39h 30m

HK$9,237

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 3-2

16:10-12:15

1 stop41h 35m

HK$17,307

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 3-2

23:30-10:30

Nonstop8h 30m

HK$24,506

Flights are sorted by cheapest return flights first.

Deals found on 14-12

Best time to book a flight to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide with our price prediction graph.
Estimated return 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 to Adelaide

When is the best time to book a flight to Adelaide?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Adelaide. Price data was last updated on 12 December 2025.

To ensure you get the cheapest price possible for a flight to Adelaide, you should look to book at least 82 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. 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 Adelaide. Reviews last updated 16 December 2025.
See what other customers who have flown with Singapore Airlines, Cathay Pacific, andQantas Airways to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.1

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.1
Very Good
1,413 reviews
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.1

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Cathay Pacific
7.6
Good
1,095 reviews
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.1

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Qantas Airways
7.5
Good
946 reviews
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.1

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Malaysia Airlines
7.3
Good
282 reviews
Singapore Airlines
8.1
Very Good
1,413 reviews
Check prices

Crew

8.6

Food

7.8

Overall

8.1

Entertainment

8.0

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

FAQs about flying to Adelaide

  • What airport do you fly into for flights to Adelaide?

    Adelaide (ADL), located 6.6 km from the city centre, is the airport you fly into when you book flights to Adelaide.

  • Can I find cheaper flights to Adelaide if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Adelaide on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Adelaide?

    Based on reviews from Cheapflights users, Singapore Airlines is rated the highest out of the airlines that fly to Adelaide.

  • What is the cheapest airport to fly to in Adelaide?

    Adelaide is currently the cheapest airport to fly to in Adelaide. One-way flights to Adelaide typically cost HK$866, while return flights cost around HK$724.

  • Does Adelaide have rental cars?

    Yes. Those touching down at Adelaide can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Adelaide?

    Yes. Adelaide has hotels nearby for those requiring accommodations. Atura Adelaide Airport is the closest property to Adelaide (0.0 km away from Adelaide).

See more FAQs

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Flights from Hong Kong to Adelaide

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Yes, we can. To see specific flights to Adelaide with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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