R5 562+ 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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Southeast Asia in 2025
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 594 507 searches and data was last updated on 13 July 2025.
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 13 July 2025
Explore Southeast Asia
Find flight deals to Southeast Asia
Cheapest flights to Southeast AsiaExplore the most affordable flight options available to Southeast Asia. Find the lowest fares based on data from user searches, with prices last updated on 13 July 2025.
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 13 July 2025.
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 594 507 searches and data was last updated on 13 July 2025.
Use the filters below to find and compare flights to Southeast Asia that are best for you.
Fly from
Route
Depart
Return
Price
JohannesburgBangkok
JNB - BKK
JNBBKK
Johannesburg OR Tambo
Mon 25/8
9:50-23:55
1 stop33h 05m
Bangkok Suvarnabhumi
Sun 31/8
2:55-8:20
1 stop34h 25m
JohannesburgBangkok
JNB - BKK
JNBBKK
Johannesburg OR Tambo
Mon 10/11
19:50-18:45
1 stop17h 55m
Bangkok Suvarnabhumi
Tue 2/12
9:35-18:35
1 stop14h 00m
JohannesburgBangkok
JNB - BKK
JNBBKK
Johannesburg OR Tambo
Mon 25/8
13:25-18:25
1 stop24h 00m
Bangkok Suvarnabhumi
Thu 28/8
1:35-20:50
1 stop24h 15m
JohannesburgPhuket City
JNB - HKT
JNBHKT
Johannesburg OR Tambo
Sun 19/10
9:50-18:25
1 stop27h 35m
Phuket City
Sun 26/10
9:10-8:20
1 stop28h 10m
JohannesburgPhuket City
JNB - HKT
JNBHKT
Johannesburg OR Tambo
Tue 18/11
19:50-17:10
1 stop16h 20m
Phuket City
Tue 25/11
8:40-18:35
1 stop14h 55m
JohannesburgBangkok
JNB - BKK
JNBBKK
Johannesburg OR Tambo
Mon 1/12
12:45-18:45
1 stop25h 00m
Bangkok Suvarnabhumi
Mon 15/12
2:00-15:35
1 stop18h 35m
JohannesburgPhuket City
JNB - HKT
JNBHKT
Johannesburg OR Tambo
Fri 26/9
10:05-20:00
1 stop28h 55m
Phuket City
Sat 4/10
23:55-5:30
1 stop34h 35m
JohannesburgSingapore
JNB - SIN
JNBSIN
Johannesburg OR Tambo
Fri 15/8
9:50-9:40
1 stop17h 50m
Singapore Changi
Mon 15/9
21:10-8:20
1 stop17h 10m
JohannesburgSingapore
JNB - SIN
JNBSIN
Johannesburg OR Tambo
Mon 17/11
14:30-14:50
1 stop18h 20m
Singapore Changi
Sun 23/11
2:00-13:05
1 stop17h 05m
JohannesburgKuala Lumpur
JNB - KUL
JNBKUL
Johannesburg OR Tambo
Thu 13/11
9:50-19:35
1 stop27h 45m
Kuala Lumpur Intl
Thu 20/11
9:35-8:20
1 stop28h 45m
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.
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 Johannesburg to Southeast Asia takes 21 hours 30 minutes. Flights to Southeast Asia from other popular cities in South Africa 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 Johannesburg 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 Tuesday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday afternoons, when prices are usually at their highest.
What are the most popular airlines that fly to Southeast Asia?
The most popular airlines flying from Johannesburg to Southeast Asia are Singapore Airlines, Qatar Airways and Emirates.
What are the cheapest airlines that fly to Southeast Asia?
The cheapest airlines flying from Johannesburg to Southeast Asia are Singapore Airlines, Etihad Airways and Cathay Pacific.
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 30.0 - 410.0 mm per month. September is typically the wettest month, when rainfall can reach 410.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 30.0 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, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 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 13 July 2025.
Get a feel of what it's like to fly with Emirates, Singapore Airlines, andCathay Pacific 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.
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
ATH - EWR
FAQs about flying to Southeast Asia
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?
Deals for Southeast Asia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets to Southeast Asia?
Cheapflights helps you find that perfect flight to Southeast Asia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
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! Start tracking prices for Southeast Asia flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.