$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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
— BKK
1 Feb — 8 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Southeast Asia in 2026

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 2 January 2026.

Wed 31/1221:30SYD - DPS
1 stop27h 45mMultiple Airlines
Sun 4/111:10DPS - SYD
1 stop28h 40mMultiple Airlines
Deal found 31/12$981
Wed 31/1221:50SYD - HKT
1 stop13h 50mMultiple Airlines
Sun 4/120:20HKT - SYD
1 stop18h 30mMultiple Airlines
Deal found 30/12$1,183
Wed 31/1221:50SYD - HKT
1 stop13h 50mMultiple Airlines
Mon 5/118:50HKT - SYD
1 stop15h 50mMultiple Airlines
Deal found 30/12$1,189
Wed 31/1221:50SYD - DMK
1 stop14h 00mMultiple Airlines
Tue 6/121:25DMK - SYD
1 stop19h 10mMultiple Airlines
Deal found 30/12$1,192
Wed 31/1221:50SYD - CGK
1 stop14h 10mMultiple Airlines
Mon 12/114:05CGK - SYD
2 stops15h 20mMultiple Airlines
Deal found 30/12$1,194
Wed 31/1221:50SYD - DMK
2 stops21h 45mMultiple Airlines
Wed 7/109:55DMK - SYD
1 stop19h 20mMultiple Airlines
Deal found 30/12$1,210
Wed 31/1210:00SYD - HKT
2 stops40h 50mChina Eastern
Mon 5/120:50HKT - SYD
2 stops35h 25mChina Eastern
Deal found 30/12$1,219
Wed 31/1221:50SYD - HKT
1 stop13h 50mMultiple Airlines
Wed 7/117:05HKT - SYD
1 stop12h 10mMultiple Airlines
Deal found 29/12$1,224
Wed 31/1221:50SYD - SIN
1 stop13h 30mMultiple Airlines
Mon 12/115:55SIN - SYD
2 stops14h 30mMultiple Airlines
Deal found 30/12$1,231
Wed 31/1221:50SYD - DMK
1 stop15h 30mMultiple Airlines
Mon 5/109:55DMK - SYD
1 stop19h 20mMultiple Airlines
Deal found 30/12$1,264
Wed 31/1221:50SYD - DMK
1 stop14h 00mMultiple Airlines
Sun 4/106:15DMK - SYD
2 stops32h 35mMultiple Airlines
Deal found 30/12$1,293
Wed 31/1221:50SYD - CGK
1 stop14h 10mMultiple Airlines
Tue 13/120:40CGK - SYD
1 stop19h 55mMultiple Airlines
Deal found 30/12$1,302

Find flight deals to Southeast Asia

Find the latest flights to Southeast Asia in 2026, 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 2 January 2026.

Return from

$617

One-way from

$244

Popular in

December

Cheapest in

October

Average price

$1,203
Scoot
  • Scoot
  • 8/3-26/3
  • 2 total stops
  • 24h 40m total
  • Sydney to Bangkok
Scoot
  • Scoot
  • 7/2
  • Nonstop
  • 8h 05m total
  • Sydney to Southeast Asia
Highest demand for flights based on searches. 15% potential increase in price ($184 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average return price).
Average for return flights in January 2026

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 2 January 2026.
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

Mon 9/2

17:35-21:00

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Fri 13/2

22:20-07:30

Nonstop6h 10m

$451

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sun 15/3

06:35-09:55

Nonstop6h 20m

Denpasar Bali Ngurah Rai

Sun 22/3

22:20-07:25

Nonstop6h 05m

$452

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sat 14/3

17:35-21:00

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Sun 22/3

22:20-07:25

Nonstop6h 05m

$452

SydneySingapore

SYD - SIN

SYDSIN

Sydney Kingsford Smith

Mon 16/2

20:05-01:10

Nonstop8h 05m

Singapore Changi

Mon 23/2

22:35-20:35

1 stop19h 00m

$497

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 29/4

16:25-21:00

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 12/5

12:20-20:15

Nonstop5h 55m

$502

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 21/4

06:15-10:50

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Tue 28/4

22:35-06:30

Nonstop5h 55m

$521

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sun 1/2

15:50-22:15

1 stop9h 25m

Denpasar Bali Ngurah Rai

Sun 8/2

23:20-15:50

1 stop13h 30m

$536

SydneySingapore

SYD - SIN

SYDSIN

Sydney Kingsford Smith

Mon 16/2

20:05-01:10

Nonstop8h 05m

Singapore Changi

Mon 23/2

07:55-18:50

Nonstop7h 55m

$538

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Wed 11/3

11:15-15:50

Nonstop8h 35m

Ho Chi Minh City

Tue 21/4

09:15-19:35

1 stop31h 20m

$548

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 17/2

07:15-10:45

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Thu 19/2

21:10-06:15

Nonstop6h 05m

$556

Flights are sorted by cheapest return flights first.

Deals found on 31/12

Showing 1-10 of 60 results
1
2
3
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6

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 17 hours 42 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 27 December 2025.

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 Friday evenings, 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 Wednesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

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 2 January 2026.
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.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

Entertainment

6.7

Crew

8.0

Boarding

7.3

Overall

7.3

Comfort

7.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Karen,Dec 2025

CEB - USU

Our experience was horrible as we had to pay excessive fees for our luggage because of weight. We were not informed of the baggage weight requirement.

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 $116, however they can be found for as little as $67.

  • 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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Search flights to Southeast Asia by cabin class

Find flights to Southeast Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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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