Cheap flights from Newcastle to Southeast Asia from $229

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
NTL — BKK
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

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 24 October 2025.

Round-trip from

$394

One-way from

$229

Popular in

December

Cheapest in

February

Average price

$979
Jetstar
  • Jetstar
  • 22/11-5/12
  • Nonstop
  • 12h 30m total
  • Newcastle to Southeast Asia
Jetstar
  • Jetstar
  • 15/11
  • Nonstop
  • 6h 35m total
  • Newcastle to Southeast Asia
Highest demand for flights based on searches. 15% potential increase in price ($294 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($63 potential savings vs. average return price).
Average for round-trip flights in October 2025

Find 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 24 October 2025.

Sat 22/1109:30NTL - DPS
Nonstop6h 35mJetstar
Fri 5/1222:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 23/10$394
Sat 6/1209:30NTL - DPS
Nonstop6h 35mJetstar
Mon 15/1222:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 22/10$412
Tue 11/1109:30NTL - DPS
Nonstop6h 35mJetstar
Mon 17/1122:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 23/10$414
Tue 4/1109:30NTL - DPS
Nonstop6h 35mJetstar
Wed 12/1122:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 23/10$432
Tue 2/1209:30NTL - DPS
Nonstop6h 35mJetstar
Mon 8/1222:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 21/10$469
Mon 17/1121:00NTL - DPS
1 stop16h 00mJetstar
Mon 24/1122:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 21/10$470
Thu 30/1009:30NTL - DPS
Nonstop6h 35mJetstar
Mon 10/1122:20DPS - NTL
Nonstop5h 55mJetstar
Deal found 23/10$492
Tue 11/1109:30NTL - DPS
Nonstop6h 35mJetstar
Tue 18/1123:40DPS - NTL
1 stop17h 40mJetstar
Deal found 23/10$493
Tue 2/1209:30NTL - DPS
Nonstop6h 35mJetstar
Wed 10/1214:55DPS - NTL
1 stop14h 05mJetstar
Deal found 21/10$513
Sat 6/1209:30NTL - HAN
1 stop16h 05mMultiple Airlines
Sat 13/1206:40HAN - NTL
2 stops21h 20mMultiple Airlines
Deal found 22/10$781
Sat 6/1209:30NTL - SIN
1 stop17h 40mMultiple Airlines
Sat 13/1217:35SIN - NTL
2 stops59h 25mMultiple Airlines
Deal found 22/10$789
Sun 7/1208:35NTL - SIN
2 stops28h 20mMultiple Airlines
Sun 14/1219:25SIN - NTL
1 stop32h 50mMultiple Airlines
Deal found 23/10$935

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 24 October 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

Sat 22/11

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Fri 5/12

22:20-07:15

Nonstop5h 55m

$394

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 2/12

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Wed 10/12

22:20-07:15

Nonstop5h 55m

$394

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Sat 6/12

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Mon 15/12

22:20-07:15

Nonstop5h 55m

$412

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 3/3

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 31/3

12:05-08:00

1 stop16h 55m

$461

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Mon 17/11

21:00-10:00

1 stop16h 00m

Denpasar Bali Ngurah Rai

Mon 24/11

22:20-07:15

Nonstop5h 55m

$470

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 11/11

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 18/11

23:40-20:20

1 stop17h 40m

$493

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Tue 11/11

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Mon 17/11

23:40-20:20

1 stop17h 40m

$515

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Sat 14/2

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Sat 21/2

11:30-08:00

1 stop17h 30m

$524

NewcastleDenpasar

NTL - DPS

NTLDPS

Newcastle Williamtown

Sat 21/2

09:30-13:05

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Sun 1/3

14:55-08:00

1 stop14h 05m

$543

NewcastleHanoi

NTL - HAN

NTLHAN

Newcastle Williamtown

Sat 6/12

09:30-21:35

1 stop16h 05m

Hanoi Noibai

Sat 13/12

06:40-08:00

2 stops21h 20m

$781

Flights are sorted by cheapest return flights first.

Deals found on 23/10

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, 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 $661). 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 24 October 2025.

It’s typically best to fly out from Newcastle to Southeast Asia in the evening. Doing so could potentially save you 12% 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 24 October 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.

Boarding

7.7

Overall

7.6

Entertainment

6.4

Crew

8.2

Comfort

7.5

Food

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.

Boarding

7.7

Overall

7.6

Entertainment

6.4

Crew

8.2

Comfort

7.5

Food

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.

Boarding

7.7

Overall

7.6

Entertainment

6.4

Crew

8.2

Comfort

7.5

Food

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 $394, Jetstar can have you in Southeast Asia from Newcastle in 6h 35m. The distance from Newcastle to Southeast Asia is about 4612 km. Generally, flights for this route are direct.

  • 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 $661). 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 24 October 2025.
AirlineCheapestAverageFlexibilityOn-time
JetstarCheapest$720Average$1,206FlexibilityNo cancel feeOn-time74%
Search Jetstar flights

Fly with Cheapflights

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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.

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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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