$216+ 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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
— BKK
1 Apr — 8 Apr1
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 March 2026.

Fri 13/307:15
SYD
-
DPS
Nonstop6h 30m
Batik Air
Sat 21/321:10
DPS
-
SYD
Nonstop6h 05m
Batik Air
Deal found 26/2$372
Mon 16/307:15
SYD
-
DPS
Nonstop6h 30m
Batik Air
Wed 25/321:10
DPS
-
SYD
Nonstop6h 05m
Batik Air
Deal found 27/2$375
Mon 16/307:15
SYD
-
DPS
Nonstop6h 30m
Batik Air
Mon 23/321:10
DPS
-
SYD
Nonstop6h 05m
Batik Air
Deal found 27/2$377
Sun 15/307:15
SYD
-
DPS
Nonstop6h 30m
Batik Air
Sun 22/321:10
DPS
-
SYD
Nonstop6h 05m
Batik Air
Deal found 28/2$378
Tue 12/507:05
SYD
-
DPS
Nonstop6h 30m
Batik Air
Tue 19/522:15
DPS
-
SYD
Nonstop5h 50m
Batik Air
Deal found 26/2$380
Tue 10/307:15
SYD
-
DPS
Nonstop6h 30m
Batik Air
Thu 26/321:10
DPS
-
SYD
Nonstop6h 05m
Batik Air
Deal found 27/2$381
Wed 29/407:05
SYD
-
DPS
Nonstop6h 30m
Batik Air
Wed 6/522:15
DPS
-
SYD
Nonstop5h 50m
Batik Air
Deal found 26/2$384
Sun 10/507:05
SYD
-
DPS
Nonstop6h 30m
Batik Air
Tue 19/522:15
DPS
-
SYD
Nonstop5h 50m
Batik Air
Deal found 27/2$385
Mon 4/507:05
SYD
-
DPS
Nonstop6h 30m
Batik Air
Mon 11/522:15
DPS
-
SYD
Nonstop5h 50m
Batik Air
Deal found 26/2$394
Tue 21/420:35
SYD
-
SGN
1 stop21h 05m
Multiple Airlines
Tue 28/422:05
SGN
-
SYD
1 stop18h 30m
Multiple Airlines
Deal found 26/2$450
Fri 24/420:35
SYD
-
SGN
1 stop23h 40m
Multiple Airlines
Mon 27/422:05
SGN
-
SYD
1 stop18h 30m
Multiple Airlines
Deal found 26/2$451
Thu 5/320:05
SYD
-
SGN
1 stop22h 35m
Scoot
Thu 26/317:35
SGN
-
SYD
1 stop21h 15m
Scoot
Deal found 26/2$453

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 March 2026.

Return from

$528

One-way from

$216

Popular in

December

Cheapest in

October

Average price

$862
21/4-12/5
  • 21/4-12/5
  • 2 total stops
  • 36h 30m total
  • Sydney to Bangkok
Scoot
  • Scoot
  • 16/3
  • Nonstop
  • 8h 05m total
  • Sydney to Southeast Asia
Highest demand for flights based on searches. 13% potential increase in price ($154 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average return price).
Average for return flights in March 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 March 2026.
Use the filters below to find and compare flights to Southeast Asia that are best for you.

Fly from

Route

Depart

Return

Price

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Mon 11/5

10:15-16:05

Nonstop8h 50m

Ho Chi Minh City

Sun 24/5

19:55-07:20

Nonstop8h 25m

$481

SydneySingapore

SYD - SIN

SYDSIN

Sydney Kingsford Smith

Wed 22/4

09:45-20:45

1 stop13h 00m

Singapore Changi

Mon 27/4

20:45-19:35

1 stop20h 50m

$498

SydneySingapore

SYD - SIN

SYDSIN

Sydney Kingsford Smith

Fri 14/8

09:45-22:45

1 stop15h 00m

Singapore Changi

Mon 17/8

20:45-19:35

1 stop20h 50m

$505

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Sat 14/3

10:45-18:30

1 stop11h 45m

Phuket City

Sat 21/3

15:40-09:15

1 stop13h 35m

$521

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 4/5

20:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Mon 11/5

21:30-19:35

1 stop19h 05m

$547

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 19/8

20:50-09:30

1 stop15h 40m

Bangkok Don Mueang Intl

Wed 23/9

18:45-19:35

1 stop21h 50m

$547

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 21/4

20:50-13:40

1 stop18h 50m

Denpasar Bali Ngurah Rai

Tue 28/4

19:45-19:35

1 stop21h 50m

$548

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 21/7

20:50-10:40

1 stop16h 50m

Bangkok Don Mueang Intl

Tue 18/8

18:45-19:35

1 stop21h 50m

$548

SydneyKuala Lumpur

SYD - KUL

SYDKUL

Sydney Kingsford Smith

Wed 11/3

21:50-03:30

Nonstop8h 40m

Kuala Lumpur Intl

Tue 24/3

08:55-20:35

Nonstop8h 40m

$575

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 17/5

10:15-08:15

1 stop25h 00m

Hanoi Noibai

Thu 21/5

21:25-07:20

2 stops30h 55m

$578

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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 44 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 21 February 2026.

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 Friday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

What are the cheapest airlines that fly to Southeast Asia?

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

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 March 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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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

Food

7.0

Boarding

7.3

Comfort

7.1

Overall

7.3

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, Batik Air 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 $243, however they can be found for as little as $154.

  • 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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