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Cheap flights from Newcastle to Southeast Asia from $269

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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.
NTL — BKK
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

$515

One-way from

$299

Popular in

December

Cheapest in

February

Average price

$999
Jetstar
  • Jetstar
  • 21/10-29/10
  • 1 total stop
  • 22h 10m total
  • Newcastle to Southeast Asia
Search Deals
Jetstar
  • Jetstar
  • 15/11
  • Nonstop
  • 6h 35m total
  • Newcastle to Southeast Asia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($268 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($57 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Newcastle to Southeast Asia

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 16 September 2025.

Tue 21/1008:35NTL - DPS
1 stop16h 15mJetstar
Wed 29/1022:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 15/9$515
Mon 13/1020:40NTL - DPS
1 stop16h 55mJetstar
Mon 20/1023:10DPS - NTL
Nonstop5h 55mJetstar
Deal found 13/9$566
Tue 21/1020:40NTL - DPS
1 stop25h 20mMultiple Airlines
Fri 31/1020:55DPS - NTL
1 stop32h 05mMultiple Airlines
Deal found 13/9$624
Wed 29/1016:55NTL - SGN
1 stop16h 10mMultiple Airlines
Wed 5/1110:30SGN - NTL
1 stop17h 45mMultiple Airlines
Deal found 14/9$630
Thu 30/1016:55NTL - DPS
1 stop21h 20mMultiple Airlines
Thu 6/1120:55DPS - NTL
1 stop32h 05mMultiple Airlines
Deal found 15/9$654
Tue 28/1008:35NTL - DPS
1 stop13h 25mMultiple Airlines
Tue 4/1122:10DPS - NTL
1 stop31h 05mMultiple Airlines
Deal found 13/9$674
Mon 13/1020:40NTL - DPS
1 stop17h 45mMultiple Airlines
Mon 20/1007:00DPS - NTL
2 stops30h 15mMultiple Airlines
Deal found 13/9$680
Wed 29/1021:00NTL - SIN
1 stop24h 05mMultiple Airlines
Wed 5/1106:50SIN - NTL
2 stops22h 25mMultiple Airlines
Deal found 14/9$696
Tue 21/1008:35NTL - DPS
1 stop16h 15mMultiple Airlines
Tue 28/1001:10DPS - NTL
2 stops36h 10mMultiple Airlines
Deal found 15/9$705
Wed 29/1008:35NTL - DPS
1 stop13h 25mJetstar
Wed 5/1122:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 14/9$717
Thu 30/1021:00NTL - SIN
1 stop24h 05mMultiple Airlines
Thu 6/1121:00SIN - NTL
1 stop32h 00mMultiple Airlines
Deal found 15/9$756
Wed 29/1008:35NTL - BKK
2 stops35h 25mMultiple Airlines
Wed 5/1120:55BKK - NTL
1 stop15h 25mMultiple Airlines
Deal found 14/9$785

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 16 September 2025.
Use the filters below to find and compare flights from Newcastle to Southeast Asia that are best for you.

Fly from

Newcastle

Fly to

Southeast Asia

Route

Depart

Return

Price

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 21/10

08:35-21:50

1 stop16h 15m

Denpasar Bali Ngurah Rai

Fri 31/10

22:20-07:15

Nonstop5h 55m

$515

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 21/10

08:35-21:50

1 stop16h 15m

Denpasar Bali Ngurah Rai

Wed 29/10

22:20-07:15

Nonstop5h 55m

$515

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Mon 13/10

20:40-10:35

1 stop16h 55m

Denpasar Bali Ngurah Rai

Mon 20/10

23:10-08:05

Nonstop5h 55m

$566

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Thu 12/2

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Sun 15/2

11:30-08:00

1 stop17h 30m

$594

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 10/2

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Thu 12/2

23:20-20:20

1 stop18h 00m

$596

NewcastleHo Chi Minh City

NTL - SGN

NTLSGN

Newcastle Williamtown

Wed 29/10

16:55-05:05

1 stop16h 10m

Ho Chi Minh City

Wed 5/11

10:30-08:15

1 stop17h 45m

$630

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 10/2

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Sat 14/2

14:55-08:00

1 stop14h 05m

$644

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Thu 22/1

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Thu 29/1

14:55-08:00

1 stop14h 05m

$650

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Thu 30/10

16:55-11:15

1 stop21h 20m

Denpasar Bali Ngurah Rai

Thu 6/11

20:55-08:00

1 stop32h 05m

$654

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 28/10

08:35-19:00

1 stop13h 25m

Denpasar Bali Ngurah Rai

Tue 4/11

22:10-08:15

1 stop31h 05m

$675

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 41 results
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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 $489). Flying from Newcastle to Southeast Asia in December is currently the most expensive (average of $911). 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 16 September 2025.

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.

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 16 September 2025.
See what other customers who have flown with Virgin Australia and Jetstar 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
416 reviews
Check prices

Comfort

7.5

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Virgin Australia
7.6
Good
416 reviews
Virgin Australia
7.6
Good
416 reviews
Check prices

Comfort

7.5

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Jetstar
6.5
Okay
474 reviews
Virgin Australia
7.6
Good
416 reviews
Check prices

Comfort

7.5

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

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 $515, Jetstar can have you in Southeast Asia from Newcastle in 16h 15m. The distance from Newcastle to Southeast Asia is about 4612 km.

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

    Most travellers choose Newcastle Williamtown - Labuan, Newcastle Williamtown - Denpasar Bali Ngurah Rai 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 $489). Flying from Newcastle to Southeast Asia in December is currently the most expensive (average of $911). 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

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Alternative routes for Newcastle to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$702Average$976FlexibilityNo 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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