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$244+ Cheap flights to Southeast Asia

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
— BKK
10 Jan — 17 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Southeast Asia in 2025

Enter your travel dates to find the best prices.

Cheapest flights to Southeast Asia
Explore the most affordable flight options available to Southeast Asia. Find the lowest fares based on data from user searches, with prices last updated on 11 December 2025.

Thu 11/1208:50SYD - DPS
Nonstop7h 15mBatik Air
Thu 18/1221:10DPS - SYD
Nonstop6h 05mBatik Air
Deal found 8/12$522
Tue 9/1215:00SYD - DPS
1 stop8h 55mVirgin Australia
Mon 15/1223:20DPS - SYD
1 stop11h 30mVirgin Australia
Deal found 8/12$543
Thu 11/1209:00SYD - DPS
1 stop14h 55mVirgin Australia
Mon 15/1222:30DPS - SYD
Nonstop6h 10mVirgin Australia
Deal found 9/12$549
Tue 9/1207:30SYD - DPS
1 stop10h 15mVirgin Australia
Sat 13/1215:50DPS - SYD
1 stop13h 35mVirgin Australia
Deal found 7/12$552
Thu 11/1208:50SYD - DPS
Nonstop7h 15mMultiple Airlines
Sat 27/1211:15DPS - SYD
Nonstop6h 00mMultiple Airlines
Deal found 8/12$562
Tue 9/1215:00SYD - DPS
1 stop8h 55mMultiple Airlines
Mon 15/1221:05DPS - SYD
Nonstop6h 45mMultiple Airlines
Deal found 8/12$564
Tue 9/1210:30SYD - DPS
1 stop13h 25mMultiple Airlines
Tue 16/1221:10DPS - SYD
Nonstop6h 05mMultiple Airlines
Deal found 8/12$569
Thu 11/1208:00SYD - DPS
1 stop9h 45mMultiple Airlines
Mon 15/1221:05DPS - SYD
Nonstop6h 45mMultiple Airlines
Deal found 10/12$575
Tue 9/1208:00SYD - DPS
1 stop9h 45mMultiple Airlines
Sat 13/1221:10DPS - SYD
Nonstop6h 05mMultiple Airlines
Deal found 8/12$578
Mon 15/1209:00SYD - CGK
2 stops18h 50mMultiple Airlines
Wed 17/1219:25CGK - SYD
1 stop21h 10mMultiple Airlines
Deal found 9/12$744
Thu 11/1208:50SYD - SIN
1 stop18h 20mMultiple Airlines
Sun 14/1223:30SIN - SYD
1 stop18h 05mMultiple Airlines
Deal found 8/12$752
Sun 14/1221:50SYD - KUL
Nonstop8h 40mAirAsia X
Sun 21/1208:55KUL - SYD
Nonstop8h 40mAirAsia X
Deal found 9/12$773

Find flights to Southeast Asia

Browse one-way and return flights deals to Southeast Asia on Cheapflights. Flight deals are based on user searches and were last updated on 11 December 2025
Explore Southeast Asia
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Find flight deals to Southeast Asia

Find the latest flights to Southeast Asia in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 11 December 2025.

Return from

$584

One-way from

$244

Popular in

December

Cheapest in

October

Average price

$1,427
VietJet Air
  • VietJet Air
  • 7/2-7/3
  • 2 total stops
  • 46h 45m total
  • Sydney to Bangkok
Search Deals
Batik Air
  • Batik Air
  • 17/2
  • Nonstop
  • 6h 30m total
  • Sydney to Southeast Asia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($181 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Locate flights to Southeast Asia that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 11 December 2025.
Use the filters below to find and compare flights to Southeast Asia that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 4/2

17:35-21:00

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Tue 10/2

21:10-06:15

Nonstop6h 05m

$432

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Thu 29/1

13:35-19:05

1 stop32h 30m

Denpasar Bali Ngurah Rai

Thu 5/2

21:10-06:15

Nonstop6h 05m

$471

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Fri 20/2

17:35-21:00

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Sat 28/2

22:20-07:30

Nonstop6h 10m

$480

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Tue 12/5

10:15-16:05

Nonstop8h 50m

Ho Chi Minh City

Sat 30/5

19:55-07:20

Nonstop8h 25m

$517

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 26/1

13:20-22:15

1 stop11h 55m

Denpasar Bali Ngurah Rai

Mon 2/2

23:20-15:50

1 stop13h 30m

$534

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 2/2

08:20-22:15

1 stop16h 55m

Denpasar Bali Ngurah Rai

Sat 7/2

15:50-16:55

1 stop22h 05m

$543

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 13/5

17:45-22:30

Nonstop6h 45m

Denpasar Bali Ngurah Rai

Mon 18/5

23:20-13:50

1 stop12h 30m

$547

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Thu 12/2

07:15-10:45

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Wed 18/2

21:10-06:15

Nonstop6h 05m

$572

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 3/2

07:15-10:45

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Fri 6/2

21:10-06:15

Nonstop6h 05m

$596

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 13/5

07:05-11:35

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Tue 19/5

22:15-06:05

Nonstop5h 50m

$596

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 60 results
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Best time to book a flight to Southeast Asia

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

How long is the flight to Southeast Asia?

On average, a flight from Sydney to Southeast Asia takes 18 hours 9 minutes. Flights to Southeast Asia from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Southeast Asia?

Use this chart to determine the cheapest time to fly return from Sydney to Southeast Asia. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Southeast Asia should consider flying on Thursday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday mornings, when prices are usually at their highest.

Weekly flight availability to Southeast Asia

The most flights from Sydney to Southeast Asia are scheduled on a Monday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (14 on average).

What are the most popular airlines that fly to Southeast Asia?

The most popular airlines flying from Sydney to Southeast Asia are Cebu Pacific, Batik Air and Scoot.

Jetstar
Jetstar
From $147
Singapore Airlines
Singapore Airlines
From $478
Batik Air
Batik Air
From $222
Scoot
Scoot
From $203

What are the cheapest airlines that fly to Southeast Asia?

The cheapest airlines flying from Sydney to Southeast Asia are Thai Lion Air, Philippine Airlines and Jetstar.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 mm per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 11 December 2025.
Get a feel of what it's like to fly with Philippine Airlines, Cebu Pacific, andScoot to Southeast Asia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat
Philippine Airlines
7.3
Good
941 reviews
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat
Cebu Pacific
6.8
Okay
203 reviews
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat
Scoot
6.7
Okay
311 reviews
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat
Jetstar
6.6
Okay
488 reviews
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat
Batik Air
5.8
Fair
76 reviews
Philippine Airlines
7.3
Good
941 reviews
Check prices

Overall

7.3

Entertainment

6.7

Comfort

7.1

Boarding

7.3

Food

7.0

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Maximino,Dec 2025

MNL - SIN

No seat back entertainment. No blanket. Spoon doesn't scoop rice. Forkcabtspear meat

FAQs about flying to Southeast Asia

  • Can I find cheaper flights to Southeast Asia if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Southeast Asia on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Southeast Asia?

    Based on reviews from Cheapflights users, Indonesia AirAsia is rated the highest out of the airlines that fly to Southeast Asia.

  • How much is a return flight to Southeast Asia?

    A return flight to Southeast Asia will typically cost around $132, however they can be found for as little as $122.

  • Where does the fastest flight to Southeast Asia depart from?

    For those looking to save time traveling to Southeast Asia, Darwin offers the quickest one-way flight (1 hour 20 minutes).

  • Does Bangkok Suvarnabhumi have car hire?

    Yes. Those touching down at Bangkok Suvarnabhumi can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Bangkok Suvarnabhumi?

    Yes. Bangkok Suvarnabhumi has hotels nearby for those requiring accommodations. Louis Tavern Dayrooms At Suvarnabhumi Airport is the closest property to Bangkok Suvarnabhumi (0.0 km away from Bangkok Suvarnabhumi).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 to Southeast Asia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Southeast Asia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Southeast Asia.

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

Yes, we can. To see specific flights to Southeast Asia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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