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Cheap flights from Newcastle to Southeast Asia from $270

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
NTL — BKK
7 Sep — 14 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Newcastle to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Newcastle to Southeast Asia
Explore the most affordable flight options available from Newcastle to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 August 2026.

Tue 10/1108:40 -
1 stop13h 20m
Mon 7/1223:25 -
Nonstop5h 55m
Deal found 4/8$592
Tue 10/1108:40 -
1 stop13h 20m
Mon 23/1120:55 -
1 stop32h 05m
Deal found 4/8$616
Tue 10/1109:45 -
Nonstop6h 35m
Tue 8/1223:25 -
Nonstop5h 55m
Deal found 4/8$617
Tue 1/909:00 -
Nonstop6h 35m
Tue 1/923:50 -
Nonstop5h 50m
Deal found 3/8$620
Wed 26/809:00 -
Nonstop6h 35m
Tue 8/923:50 -
Nonstop5h 50m
Deal found 6/8$630
Tue 10/1109:45 -
Nonstop6h 35m
Thu 26/1123:55 -
1 stop17h 55m
Deal found 4/8$638
Wed 11/1108:35 -
1 stop13h 25m
Sat 5/1223:25 -
Nonstop5h 55m
Deal found 4/8$641
Mon 9/1121:00 -
1 stop16h 00m
Sat 5/1223:25 -
Nonstop5h 55m
Deal found 4/8$658
Wed 2/909:00 -
Nonstop6h 35m
Tue 22/923:50 -
Nonstop5h 50m
Deal found 6/8$661
Fri 16/1010:00 -
Nonstop6h 35m
Thu 22/1001:05 -
2 stops27h 55m
Deal found 3/8$670
Tue 10/1109:45 -
Nonstop6h 35m
Tue 24/1122:10 -
1 stop15h 15m
Deal found 4/8$671
Tue 20/1017:55 -
1 stop27h 05m
Sat 24/1011:05 -
1 stop17h 50m
Deal found 6/8$752

Find flight deals from Newcastle to Southeast Asia

Keep the following information in mind while searching for Newcastle to Southeast Asia flight deals. Data was last updated 8 August 2026.

Round-trip from

$430

One-way from

$270
Jetstar
  • Jetstar
  • 3/2-22/2
  • Nonstop
  • 12h 30m total
  • Newcastle to Southeast Asia
Search Deals
Jetstar
  • Jetstar
  • 12/8
  • Nonstop
  • 6h 35m total
  • Newcastle to Southeast Asia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Newcastle to Southeast Asia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 8 August 2026.
Use the filters below to find and compare flights from Newcastle to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Wed 2/9

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 22/9

23:50-07:40

Nonstop5h 50m

$661

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Fri 21/8

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Thu 27/8

23:50-07:40

Nonstop5h 50m

$731

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Sun 13/9

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Mon 21/9

23:50-07:40

Nonstop5h 50m

$756

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Tue 11/8

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 18/8

23:50-07:40

Nonstop5h 50m

$759

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Wed 16/9

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 22/9

23:50-07:40

Nonstop5h 50m

$760

NewcastleSingapore

NTL Newcastle Williamtown - SIN Singapore Changi

NTLSIN

Newcastle Williamtown

Wed 11/11

21:00-18:20

1 stop24h 20m

Singapore Changi

Sat 14/11

10:50-07:55

1 stop18h 05m

$770

NewcastleDenpasar

NTL Newcastle Williamtown - DPS Denpasar Bali Ngurah Rai

NTLDPS

Newcastle Williamtown

Sun 16/8

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 25/8

23:50-07:40

Nonstop5h 50m

$828

NewcastleManila

NTL Newcastle Williamtown - MNL Manila Ninoy Aquino Intl

NTLMNL

Newcastle Williamtown

Sat 12/9

17:55-07:05

1 stop15h 10m

Manila Ninoy Aquino Intl

Sat 17/10

12:55-08:00

1 stop16h 05m

$899

NewcastleSingapore

NTL Newcastle Williamtown - SIN Singapore Changi

NTLSIN

Newcastle Williamtown

Wed 11/11

08:40-18:00

1 stop12h 20m

Singapore Changi

Sat 14/11

19:25-08:20

Nonstop9h 55m

$943

NewcastleBangkok

NTL Newcastle Williamtown - BKK Bangkok Suvarnabhumi

NTLBKK

Newcastle Williamtown

Tue 1/9

17:55-14:25

2 stops23h 30m

Bangkok Suvarnabhumi

Wed 16/9

18:50-17:15

2 stops19h 25m

$963

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Newcastle to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Newcastle 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 from Newcastle to Southeast Asia

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

Currently, February is the cheapest month in which you can book a flight from Newcastle to Southeast Asia (average of $401). Flying from Newcastle to Southeast Asia in July is currently the most expensive (average of $809). 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 NTL to YJX?

Find hourly flight availability from Newcastle to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 August 2026.

When flying from Newcastle to Southeast Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

The price you pay for your flight from Newcastle to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 8 August 2026.
See what other customers who have flown with Virgin Australia,Qantas Airways, andJetstar from Newcastle to Southeast Asia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Australia
7.6
Good
470 reviews
Check prices

Comfort

7.5

Crew

8.2

Boarding

7.8

Overall

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
470 reviews
Virgin Australia
7.6
Good
470 reviews
Check prices

Comfort

7.5

Crew

8.2

Boarding

7.8

Overall

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Qantas Airways
7.5
Good
1,079 reviews
Virgin Australia
7.6
Good
470 reviews
Check prices

Comfort

7.5

Crew

8.2

Boarding

7.8

Overall

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Jetstar
6.5
Okay
566 reviews
Virgin Australia
7.6
Good
470 reviews
Check prices

Comfort

7.5

Crew

8.2

Boarding

7.8

Overall

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

Find useful and relevant information for your journey from Newcastle to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most people fly from Newcastle Williamtown (NTL) if they book a flight from Newcastle to Southeast Asia. Newcastle Williamtown is conveniently located just 15.6 km from Newcastle’s city centre.

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

    For as low as $661, Jetstar can have you in Southeast Asia from Newcastle in 6h 35m. The distance from Newcastle to Southeast Asia is about 4612 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Most travellers choose Newcastle Williamtown - Denpasar Bali Ngurah Rai, Newcastle Williamtown - Labuan or Newcastle Williamtown - Bangkok Suvarnabhumi when deciding on the best route from Newcastle to Southeast Asia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newcastle 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 Newcastle to Southeast Asia?

    Currently, February is the cheapest month in which you can book a flight from Newcastle to Southeast Asia (average of $401). Flying from Newcastle to Southeast Asia in July is currently the most expensive (average of $809). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Newcastle to Southeast Asia

Discover the top airline that operate flights from Newcastle to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 8 August 2026.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$345Average$860FlexibilityNo cancel feeOn-time74%
Search Jetstar flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Newcastle to Southeast Asia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Newcastle to Southeast Asia?

Cheapflights simply makes it quick and affordable to book flights from Newcastle to Southeast Asia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Newcastle to Southeast Asia flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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