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Cheap flights from Perth to Southeast Asia from £99

PER — BKK
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Perth to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Perth to Southeast Asia

Sun 1/1120:10 -
Nonstop3h 45m
Mon 2/1101:00 -
Nonstop3h 40m
Deal found 1/9£182
Sat 31/1020:50 -
Nonstop3h 55m
Sat 7/1101:00 -
Nonstop3h 40m
Deal found 1/9£184
Tue 3/1120:25 -
Nonstop3h 40m
Sat 7/1101:00 -
Nonstop3h 40m
Deal found 1/9£186
Wed 4/1119:00 -
Nonstop4h 30m
Thu 5/1101:00 -
Nonstop3h 40m
Deal found 1/9£194
Sun 1/1120:25 -
Nonstop3h 40m
Thu 5/1101:00 -
Nonstop3h 40m
Deal found 4/9£195
Sun 1/1120:25 -
Nonstop3h 40m
Mon 2/1109:40 -
Nonstop3h 45m
Deal found 1/9£201
Fri 11/1220:10 -
Nonstop3h 45m
Thu 17/1207:00 -
Nonstop3h 35m
Deal found 3/9£205
Mon 14/1220:10 -
Nonstop3h 45m
Sat 19/1207:00 -
Nonstop3h 35m
Deal found 30/8£206
Thu 22/1009:30 -
Nonstop5h 30m
Sat 24/1020:30 -
Nonstop5h 25m
Deal found 1/9£207
Wed 4/1119:00 -
Nonstop4h 30m
Thu 5/1107:00 -
Nonstop3h 50m
Deal found 1/9£207
Fri 30/1020:50 -
Nonstop3h 55m
Fri 6/1107:00 -
Nonstop3h 50m
Deal found 1/9£218
Sat 17/1012:30 -
Nonstop5h 30m
Sat 24/1020:30 -
Nonstop5h 25m
Deal found 2/9£218

Find flight deals from Perth to Southeast Asia

Round-trip from

£182

One-way from

£99

Popular in

December

Cheapest in

February

Average price

£363
Indonesia AirAsia
  • Indonesia AirAsia
  • 1/11-2/11
  • Nonstop
  • 7h 25m total
  • Perth to Southeast Asia
Search Deals
Jetstar
  • Jetstar
  • 15/10-31/12
  • Nonstop
  • 5h 30m total
  • Perth to Southeast Asia
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£82 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Perth to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PerthSingapore

PER Perth - SIN Singapore Changi

PERSIN

Perth

Thu 15/10

09:30-15:00

Nonstop5h 30m

Singapore Changi

Wed 31/12

00:00-00:30

Nonstop0h 00m

£99

PerthPhuket City

PER Perth - HKT Phuket City

PERHKT

Perth

Sun 18/10

07:30-12:55

Nonstop6h 25m

Phuket City

Wed 31/12

00:00-01:00

Nonstop0h 00m

£116

PerthPhuket City

PER Perth - HKT Phuket City

PERHKT

Perth

Wed 20/1

16:00-21:25

Nonstop6h 25m

Phuket City

Wed 31/12

00:00-01:00

Nonstop0h 00m

£126

PerthPhuket City

PER Perth - HKT Phuket City

PERHKT

Perth

Wed 2/12

16:00-21:25

Nonstop6h 25m

Phuket City

Wed 31/12

00:00-01:00

Nonstop0h 00m

£127

PerthDenpasar

PER Perth - DPS Denpasar Bali Ngurah Rai

PERDPS

Perth

Thu 22/10

09:30-22:20

1 stop12h 50m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-00:00

Nonstop0h 00m

£140

PerthPhuket City

PER Perth - HKT Phuket City

PERHKT

Perth

Mon 30/11

16:00-21:25

Nonstop6h 25m

Phuket City

Wed 31/12

00:00-01:00

Nonstop0h 00m

£148

PerthDenpasar

PER Perth - DPS Denpasar Bali Ngurah Rai

PERDPS

Perth

Sun 13/12

20:10-23:55

Nonstop3h 45m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-00:00

Nonstop0h 00m

£149

PerthSingapore

PER Perth - SIN Singapore Changi

PERSIN

Perth

Wed 10/2

06:50-18:00

1 stop11h 10m

Singapore Changi

Wed 31/12

00:00-00:30

Nonstop0h 00m

£164

PerthPhuket City

PER Perth - HKT Phuket City

PERHKT

Perth

Tue 17/11

08:00-13:25

Nonstop6h 25m

Phuket City

Wed 31/12

00:00-01:00

Nonstop0h 00m

£164
Fastest return journey

PerthDenpasar

PER Perth - DPS Denpasar Bali Ngurah Rai

PERDPS

Perth

Sat 17/10

16:40-20:20

Nonstop3h 40m

Denpasar Bali Ngurah Rai

Wed 31/12

00:00-00:00

Nonstop0h 00m

£164

Flights are sorted by cheapest return flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Perth to Southeast Asia

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

Cheapflights Insights

Everything you need to know about your flight from Perth to Southeast Asia

What is the cheapest month to book a flight from Perth to Southeast Asia?

Currently, November is the cheapest month in which you can book a flight from Perth to Southeast Asia (average of £204). Flying from Perth to Southeast Asia in December is currently the most expensive (average of £548). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PER to YJX?

It’s typically best to fly out from Perth to Southeast Asia in the evening. Doing so could potentially save you 50% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Perth to Southeast Asia

The most flights from PER to zzYJX are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

How far ahead should I book a flight from Perth to Southeast Asia?

The best time to book flights from Perth to Southeast Asia is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Perth to Southeast Asia?

Travellers seeking maximum savings on their Perth to Southeast Asia flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Southeast Asia

Read reviews from past customers who have flown with Singapore Airlines,Indonesia AirAsia, andScoot from Perth to Southeast Asia. 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
1,593 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Singapore Airlines
8.2
Very Good
1,593 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Indonesia AirAsia
6.8
Okay
66 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Scoot
6.7
Okay
331 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.
Jetstar
6.5
Okay
569 reviews
Singapore Airlines
8.2
Very Good
1,593 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
2.0
Mediocre

Walter,Aug 2026

DPS - SIN

My experience with Cathay Pacific started badly and only became more frustrating as the trip continued. It began when my original flight, which I had booked in Business Class, was canceled. Because of the cancellation, I was involuntarily downgraded. I understood that disruptions happen and was willing to accept the downgrade, but the way Cathay Pacific handled the situation afterward was extremely disappointing. The biggest issue was the lack of communication between airports. When I arrived at the next airport, the staff apparently had no record or confirmation that Cathay Pacific had downgraded me. As a result, I was forced to wait approximately an hour and a half while they tried to verify what had happened and determine how to handle my reservation. This happened at around 2:00 a.m., after an exhausting travel day that had already stretched to roughly 22 hours because of delays. At that point, I was completely exhausted and simply wanted to get to my destination and rest. Having to spend another 90 minutes resolving an issue that should have already been documented and communicated internally made an already difficult travel experience considerably worse. What was even more disappointing was the refund process. Because I had paid for Business Class but was involuntarily downgraded, I expected the fare difference to be refunded automatically. Instead, I discovered that I had to contact Cathay Pacific myself to request reimbursement. When I called, I was initially told that my situation did not qualify for a refund and that I would only be offered a travel voucher. I found that response unacceptable. I had paid for Business Class transportation that Cathay Pacific ultimately did not provide. A voucher requiring me to spend money with the airline again is not the same as refunding money for a service that was never delivered. After several heated minutes of discussion, Cathay Pacific finally agreed to refund both tickets. The cancellation itself was understandable. Even the involuntary downgrade was something I was prepared to accept given the circumstances. What made this experience unacceptable was the poor communication between airports, the lengthy middle-of-the-night delay caused by Cathay Pacific’s internal handling of the downgrade, and then having to argue simply to receive a refund for the Business Class service I had paid for but did not receive. For an airline that markets itself as a premium international carrier, I expected significantly better communication, customer service, and handling of an involuntary downgrade. Unfortunately, after this experience, Cathay Pacific has lost my confidence as a customer. This will be the last time I choose to fly with them.

Related info for your journey

  • What airport do you fly from for flights from Perth to Southeast Asia?

    Perth (PER) is the airport you will fly out of if you book a flight from Perth to Southeast Asia. It is only a 6.3 mi journey to Perth (PER) from Perth’s city center.

  • How long is the flight from Perth to Southeast Asia?

    Airlines like Jetstar, AirAsia, and Batik Air fly from Perth to Southeast Asia in about 6h 30m. The time it takes to get you to your destination can typically vary by up to 5h 55m. The distance between Perth and Southeast Asia is about 3001 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Perth to Southeast Asia one-way?

    For one-way options, check prices for Scoot. According to our data, you can fly for as low as £66. Users have also found prices from £73 and £74 on Jetstar and Batik Air, respectively.

  • What are the most popular routes from Perth to Southeast Asia?

    When deciding which route to take from Perth to Southeast Asia consider Perth - Denpasar Bali Ngurah Rai, Perth - Singapore Changi or Perth - Phuket City as they are the most popular.

  • What are the most reliable airlines from Perth to Southeast Asia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Perth to Southeast Asia on time: Lufthansa (81%), Oman Air (72%), Thai Airways (72%).

  • What are the cheapest flights from Perth to Southeast Asia?

    Looking for the cheapest flight from Perth to Southeast Asia? While on average our users pay £472, our data indicates the cheapest price to be £145. The most popular route (Perth - Denpasar Bali Ngurah Rai), is priced around £741.

  • Can I find deals for flights from Perth to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Perth to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Perth to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Perth to Southeast Asia.

  • Can I find deals for business class flights from Perth to Southeast Asia?

    Yes. Cheapflights offers flight deals from Perth to Southeast Asia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Perth to Southeast Asia?

    Currently, November is the cheapest month in which you can book a flight from Perth to Southeast Asia (average of £204). Flying from Perth to Southeast Asia in December is currently the most expensive (average of £548). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Perth to Southeast Asia

Perth to Denpasar flights
Perth to Singapore flights
Perth to Phuket City flights

Top 4 airlines flying from Perth to Southeast Asia

AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest£118Average£397FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
ScootCheapest£145Average£373FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest£254Average£373FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest£426Average£441FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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How does Cheapflights help users find flights from Perth to Southeast Asia?

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Cheapflights helps you find that perfect flight to Southeast Asia from Perth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Perth to Southeast Asia with no change fees?

Need flexible booking options for your flight to Southeast Asia from Perth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Perth to Southeast Asia become cheaper?

Yes, Cheapflights offers price alerts on Perth to Southeast Asia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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