Cheap flights from Newcastle to Southeast Asia from $230

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
NTL — BKK
15 Jan — 22 Jan1
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 16 December 2025.

Tue 23/1209:30NTL - DPS
Nonstop6h 35mJetstar
Mon 29/1222:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 14/12$715
Tue 16/1209:30NTL - DPS
Nonstop6h 35mJetstar
Tue 30/1221:30DPS - NTL
1 stop31h 45mJetstar
Deal found 15/12$861
Tue 23/1209:30NTL - DPS
Nonstop6h 35mMultiple Airlines
Tue 30/1215:00DPS - NTL
1 stop17h 35mMultiple Airlines
Deal found 14/12$943
Tue 23/1209:30NTL - DPS
Nonstop6h 35mMultiple Airlines
Mon 29/1215:00DPS - NTL
1 stop17h 35mMultiple Airlines
Deal found 14/12$1,020
Wed 24/1220:30NTL - DPS
1 stop17h 30mMultiple Airlines
Wed 31/1222:20DPS - NTL
Nonstop5h 55mMultiple Airlines
Deal found 13/12$1,147
Tue 16/1215:45NTL - DPS
2 stops22h 25mMultiple Airlines
Tue 30/1221:30DPS - NTL
1 stop31h 45mMultiple Airlines
Deal found 15/12$1,156
Sun 21/1220:30NTL - MNL
2 stops35h 40mMultiple Airlines
Sun 4/119:55MNL - NTL
1 stop32h 20mMultiple Airlines
Deal found 15/12$2,194
Sun 21/1216:00NTL - MNL
2 stops31h 20mQantas Airways
Sun 4/121:45MNL - NTL
2 stops33h 35mQantas Airways
Deal found 15/12$3,073

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 16 December 2025.

Round-trip from

$477

One-way from

$230

Popular in

December

Cheapest in

October

Average price

$1,429
Jetstar
  • Jetstar
  • 3/3-11/3
  • Nonstop
  • 12h 30m total
  • Newcastle to Southeast Asia
Jetstar
  • Jetstar
  • 15/1
  • Nonstop
  • 6h 35m total
  • Newcastle to Southeast Asia
Highest demand for flights based on searches. 15% potential increase in price ($271 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($57 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 December 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 3/3

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Wed 11/3

22:20-07:15

Nonstop5h 55m

$477

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Thu 5/3

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Mon 16/3

22:20-07:15

Nonstop5h 55m

$534

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Sun 26/4

09:00-13:35

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 5/5

23:25-17:15

1 stop15h 50m

$558

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Sun 26/4

08:35-10:25

1 stop27h 50m

Denpasar Bali Ngurah Rai

Tue 5/5

21:10-14:00

1 stop14h 50m

$591

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Wed 28/1

21:05-10:00

1 stop15h 55m

Denpasar Bali Ngurah Rai

Wed 4/2

22:20-07:15

Nonstop5h 55m

$620

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 3/3

20:45-11:00

1 stop17h 15m

Denpasar Bali Ngurah Rai

Wed 11/3

23:40-07:55

1 stop29h 15m

$659

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Mon 9/3

08:50-20:10

1 stop14h 20m

Denpasar Bali Ngurah Rai

Mon 16/3

22:20-07:15

Nonstop5h 55m

$670

NewcastleSingapore

NTL - SIN

NTLSIN

Newcastle Williamtown

Fri 30/1

21:00-18:00

1 stop24h 00m

Singapore Changi

Fri 6/2

10:55-07:15

1 stop17h 20m

$754

NewcastlePhuket City

NTL - HKT

NTLHKT

Newcastle Williamtown

Thu 29/1

09:30-13:05

2 stops31h 35m

Phuket City

Thu 5/2

20:20-07:15

2 stops30h 55m

$779

NewcastleSingapore

NTL - SIN

NTLSIN

Newcastle Williamtown

Wed 28/1

21:05-18:00

1 stop23h 55m

Singapore Changi

Wed 4/2

17:35-07:15

1 stop10h 40m

$782

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 29 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, March is the cheapest month in which you can book a flight from Newcastle to Southeast Asia (average of $260). Flying from Newcastle to Southeast Asia in December is currently the most expensive (average of $647). 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 December 2025.

It’s typically best to fly out from Newcastle to Southeast Asia in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 December 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.

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.6

Food

6.4

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.

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.6

Food

6.4

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.

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.6

Food

6.4

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 $477, 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?

  • 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, March is the cheapest month in which you can book a flight from Newcastle to Southeast Asia (average of $260). Flying from Newcastle to Southeast Asia in December is currently the most expensive (average of $647). 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

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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 December 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$704Average$970FlexibilityNo cancel feeOn-time74%
Search Jetstar flights

Fly with Cheapflights

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

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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.

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