Find cheap airlines flights from Hong Kong to Perth

You can choose from 2 airlines that fly from Hong Kong to Perth, including Cathay Pacific, Singapore Airlines, Cathay Pacific has lowest fares on this route.
Cathay Pacific logo Cathay Pacific
Singapore Airlines logo Singapore Airlines
Airlines are determined based on actual purchased flight tickets from Hong Kong to Perth according to previous 12 months data from Trip.com.

Book direct flights from Hong Kong to Perth: One way flights from $675, round trip flights from $828. Find flight deals for the next 3 months below.

Displayed flight fares from Hong Kong to Perth are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Hong Kong to Perth

The distance between Hong Kong and Perth is approximately 6,037.88 km. It takes around 7 hours 38 minutes on average to fly from Hong Kong to Perth. Based on Trip.com's data travel demand peaks in January. The off-season for travel is August.

Cheapest one-way flight price$230
Cheapest round-trip ticket price$505
Off-season for travelAugust
Peak season for travelJanuary
Flight distance6,037.88 km
Average flight time7 hours 38 minutes
Popular airlineCathay Pacific
Flight statistics for the Hong Kong–Perth route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Hong Kong to Perth

Which month has the cheapest one-way flights from Hong Kong to Perth?

The average price of one-way flights from Hong Kong to Perth purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Hong Kong to Perth is June, with an average price of $319; while the month with the highest flight price is usually January, with an average price of up to $766.

$766
$543
$319
$96
  • $319
    Jun
  • $549
    Jul
  • $400
    Aug
  • $357
    Sep
  • $499
    Oct
  • $404
    Nov
  • $476
    Dec
  • $766
    Jan
  • $563
    Feb
  • $457
    Mar
  • $531
    Apr
  • $431
    May

What is the cheapest month for round-trip flights from Hong Kong to Perth?

Average price of round-trip flights from Hong Kong to Perth purchased by Trip.com users by month over the past 12 months

According to historical data from Trip.com, the lowest prices for flights from Hong Kong to Perth are found during August, with an average price of $754. Conversely, the highest prices are found during January, with an average price of up to $1,182.

$1,182
$968
$754
$540
    Cheapest
  • $921
    Jun
  • $910
    Jul
  • $754
    Aug
  • $979
    Sep
  • $1,029
    Oct
  • $936
    Nov
  • $1,117
    Dec
  • $1,182
    Jan
  • $998
    Feb
  • $960
    Mar
  • $1,085
    Apr
  • $902
    May

When is the cheapest day to fly from Hong Kong to Perth during Juneteenth National Independence Day?

Data is based on the lowest one-way price from Hong Kong to Perth during Juneteenth National Independence Day on Trip.com in the past 3 days.

Juneteenth National Independence Day is scheduled for Jun 19. The cheapest flights from Hong Kong to Perth are available on Jun 21, with fares starting at $238.

$308
$273
$238
$203
    Cheapest
  • $308
    16
    Jun
  • $275
    17
  • $277
    18
  • $268
    19
  • $287
    20
  • $238
    21

Frequently Asked Questions

  • What are the cheapest flights from Hong Kong to Perth (HKG-PER)?

    Based on Trip.com data, Scoot offers one-way fares as low as $230 on Cheapest nonstop routes (e.g. HKG to PER on Mon, Jun 22), while Scoot offers Cheapest nonstop round-trips from $505 departing on Tue, Jun 23 and returning on Fri, Jun 26.
  • At the moment, you can catch a nonstop flight from Hong Kong to Perth with the following airlines, including: Cathay Pacific Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 7 hours 38 minutes to fly from Hong Kong (HKG) to Perth (PER).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong to Perth is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 11 flight per week flying from Hong Kong to Perth. You can check the weekly schedule for popular airlines on this route below: Cathay Pacific: S/M/T/W/T/F/S -- CX171 (15:27)
  • To find best deals on flights from Hong Kong to Perth, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jun 22, with one-way flights priced at just $230.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Cathay Pacific.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Perth travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Hong Kong to Perth is August, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Hong Kong to Perth on June 15, 2026 with AirAsia Berhad (Malaysia), with prices starting at $162.
  • You can land at any one of the following hubs in Perth, with Hong Kong International Airport to Perth Airport (HKG-PER) is by far the most common option on this route: Perth Airport (PER) Jandakot Airport (JAD).
  • The time difference between Perth and Hong Kong is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.