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HK$2,141+ Cheap flights to Adelaide

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23-3. Fares are subject to change and may not be available on all flights or dates of travel.
— ADL
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Adelaide in 2026

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 19 February 2026.

Sat 21-319:30
HKG
-
ADL
2 stops33h 25m
Multiple Airlines
Sat 28-321:30
ADL
-
HKG
1 stop18h 20m
Multiple Airlines
Deal found 19-2HK$4,322
Thu 19-319:30
HKG
-
ADL
2 stops33h 25m
Multiple Airlines
Thu 26-308:05
ADL
-
HKG
2 stops33h 50m
Multiple Airlines
Deal found 18-2HK$4,353
Wed 25-319:50
HKG
-
ADL
2 stops33h 05m
Multiple Airlines
Thu 9-421:10
ADL
-
HKG
1 stop17h 40m
Multiple Airlines
Deal found 16-2HK$4,704
Sat 28-319:30
HKG
-
ADL
2 stops33h 25m
Multiple Airlines
Thu 9-421:10
ADL
-
HKG
1 stop17h 40m
Multiple Airlines
Deal found 16-2HK$4,751
Tue 24-319:30
HKG
-
ADL
2 stops33h 25m
Multiple Airlines
Thu 9-421:10
ADL
-
HKG
1 stop17h 40m
Multiple Airlines
Deal found 16-2HK$4,759
Wed 18-312:00
HKG
-
ADL
2 stops31h 20m
Multiple Airlines
Wed 25-308:05
ADL
-
HKG
2 stops17h 10m
Multiple Airlines
Deal found 18-2HK$4,806
Wed 25-319:50
HKG
-
ADL
2 stops33h 05m
Multiple Airlines
Wed 8-418:50
ADL
-
HKG
1 stop20h 00m
Multiple Airlines
Deal found 16-2HK$4,892
Fri 27-319:50
HKG
-
ADL
2 stops33h 05m
Multiple Airlines
Thu 9-421:10
ADL
-
HKG
1 stop17h 40m
Multiple Airlines
Deal found 16-2HK$4,923
Tue 24-322:25
HKG
-
ADL
1 stop18h 05m
Multiple Airlines
Wed 29-418:30
ADL
-
HKG
1 stop26h 40m
Multiple Airlines
Deal found 18-2HK$4,931
Sat 28-319:30
HKG
-
ADL
2 stops33h 25m
Multiple Airlines
Wed 8-418:50
ADL
-
HKG
1 stop20h 00m
Multiple Airlines
Deal found 16-2HK$4,939

Find flight deals to Adelaide

Find the latest flights to Adelaide in 2026, 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 19 February 2026.

Return from

HK$4,322

One-way from

HK$2,141

Popular in

November

Cheapest in

August

Average price

HK$7,049

Good round-trip deal

HK$28,080 or less
21-3-28-3
  • 21-3-28-3
  • 3 total stops
  • 51h 45m total
  • Hong Kong to Adelaide
Search Deals
23-3
  • 23-3
  • 2 total stops
  • 33h 05m total
  • Hong Kong to Adelaide
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (HK$320 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$122 potential savings vs. average return price).
Search Deals
Average for return flights in February 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Adelaide.
Search Deals

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 19 February 2026.
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

Sat 21-3

19:30-07:25

2 stops33h 25m

Adelaide

Sat 28-3

21:30-13:20

1 stop18h 20m

HK$4,322

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Thu 19-3

19:30-07:25

2 stops33h 25m

Adelaide

Thu 26-3

08:05-15:25

2 stops33h 50m

HK$4,353

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Wed 25-3

19:50-06:15

2 stops31h 55m

Adelaide

Thu 9-4

21:10-13:20

1 stop17h 40m

HK$4,915

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 24-3

22:25-19:00

1 stop18h 05m

Adelaide

Wed 29-4

18:30-19:40

1 stop26h 40m

HK$4,931

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Wed 18-3

16:25-21:55

2 stops27h 00m

Adelaide

Wed 25-3

19:05-13:15

1 stop20h 40m

HK$4,947

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 12-5

14:35-07:00

1 stop14h 55m

Adelaide

Sun 9-8

09:45-23:50

1 stop15h 35m

HK$5,173

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Fri 3-7

11:55-11:15

2 stops21h 50m

Adelaide

Thu 30-7

09:10-23:00

1 stop15h 20m

HK$5,306

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 30-6

08:45-07:00

1 stop20h 45m

Adelaide

Wed 29-7

09:45-23:50

1 stop15h 35m

HK$5,673

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Wed 1-7

08:45-07:00

1 stop20h 45m

Adelaide

Fri 31-7

09:45-23:50

1 stop15h 35m

HK$5,673

Hong KongAdelaide

HKG - ADL

HKGADL

Hong Kong Intl

Tue 30-6

14:35-07:00

1 stop14h 55m

Adelaide

Mon 3-8

09:45-23:50

1 stop15h 35m

HK$5,673

Flights are sorted by cheapest return flights first.

Deals found on 17-2

Showing 1-10 of 18 results
1
2

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 18 February 2026.

To ensure you get the cheapest price possible for a flight to Adelaide, you should look to book at least 59 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 19 February 2026.
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
8.2
Very Good
1,463 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Singapore Airlines
8.2
Very Good
1,463 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Cathay Pacific
7.6
Good
1,170 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Qantas Airways
7.5
Good
992 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Malaysia Airlines
7.3
Good
293 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

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.

  • 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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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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