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Cheap Flights from Sydney (SYD) to Bangkok (DMK)

View AU$336 flight on Wed, 18 Nov 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Don Mueang Intl. Airport (DMK)

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Cheap Flights from Sydney (SYD) to Bangkok (DMK)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

AirAsia X
Tue, 8 Sept - Tue, 27 Oct
SYD
Sydney
DMK
Bangkok
AU$654 Return, found 14 hours ago
AU$654
Return
found 14 hours ago
Select AirAsia X flight, departing Tue, 8 Sept from Sydney to Bangkok, returning Tue, 27 Oct, priced at AU$654 found 14 hours ago
AirAsia X
Tue, 8 Sept - Tue, 15 Sept
SYD
Sydney
DMK
Bangkok
AU$655 Return, found 2 hours ago
AU$655
Return
found 2 hours ago
Select AirAsia X flight, departing Tue, 8 Sept from Sydney to Bangkok, returning Tue, 15 Sept, priced at AU$655 found 2 hours ago
AirAsia X
Fri, 16 Oct - Thu, 22 Oct
SYD
Sydney
DMK
Bangkok
AU$656 Return, found 1 day ago
AU$656
Return
found 1 day ago
Select AirAsia X flight, departing Fri, 16 Oct from Sydney to Bangkok, returning Thu, 22 Oct, priced at AU$656 found 1 day ago
AirAsia X
Tue, 8 Sept - Tue, 27 Oct
SYD
Sydney
DMK
Bangkok
AU$657 Return, found 14 hours ago
AU$657
Return
found 14 hours ago
Select AirAsia X flight, departing Tue, 8 Sept from Sydney to Bangkok, returning Tue, 27 Oct, priced at AU$657 found 14 hours ago
AirAsia X
Wed, 7 Oct - Tue, 13 Oct
SYD
Sydney
DMK
Bangkok
AU$658 Return, found 1 day ago
AU$658
Return
found 1 day ago
Select AirAsia X flight, departing Wed, 7 Oct from Sydney to Bangkok, returning Tue, 13 Oct, priced at AU$658 found 1 day ago
AirAsia X
Tue, 3 Nov - Sat, 28 Nov
SYD
Sydney
DMK
Bangkok
AU$661 Return, found 6 days ago
AU$661
Return
found 6 days ago
Select AirAsia X flight, departing Tue, 3 Nov from Sydney to Bangkok, returning Sat, 28 Nov, priced at AU$661 found 6 days ago
AirAsia X
Sat, 3 Oct - Sat, 17 Oct
SYD
Sydney
DMK
Bangkok
AU$663 Return, just found
AU$663
Return
just found
Select AirAsia X flight, departing Sat, 3 Oct from Sydney to Bangkok, returning Sat, 17 Oct, priced at AU$663 just found
AirAsia X
Sat, 31 Oct - Mon, 2 Nov
SYD
Sydney
DMK
Bangkok
AU$663 Return, just found
AU$663
Return
just found
Select AirAsia X flight, departing Sat, 31 Oct from Sydney to Bangkok, returning Mon, 2 Nov, priced at AU$663 just found
AirAsia X
Tue, 8 Sept - Tue, 27 Oct
SYD
Sydney
DMK
Bangkok
AU$664 Return, found 14 hours ago
AU$664
Return
found 14 hours ago
Select AirAsia X flight, departing Tue, 8 Sept from Sydney to Bangkok, returning Tue, 27 Oct, priced at AU$664 found 14 hours ago
Batik air
Sun, 11 Oct - Thu, 22 Oct
SYD
Sydney
DMK
Bangkok
AU$924 Return, just found
AU$924
Return
just found
Select Batik air flight, departing Sun, 11 Oct from Sydney to Bangkok, returning Thu, 22 Oct, priced at AU$924 just found

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Cheapest and Closest option available. Average driving time to city centre is 19 minutes. Flights from AU$972
DMK
Don Mueang Intl.
CheapestClosest
Average driving time to city centre19 min
Flights from AU$972

Frequently asked questions

How much does a flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) cost?
You can find one-way and return flights from SYD to DMK with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SYD to DMK ticket fares go up or down.
What is the cheapest month to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
The cheapest months to fly from SYD to DMK are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
Enter SYD to DMK and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
To find a cheap flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
There are approximately 5 connecting flights per day from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.). Some common connection points include Kuala Lumpur Intl. (KUL), Changi (SIN), and Ngurah Rai Intl. (DPS).
What is the earliest flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
The earliest flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) typically departs around 7:05 AM local time. This flight is operated by Malindo Air. This is a seasonal service, active in April. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
You'll typically find the most flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) on a Sunday, with around 3 flights available. This gives you a good selection for your travel plans. Major airlines on this route include AirAsiaX and Malindo Air.
What are the most popular departure times for flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
The most popular departure times for flights from Sydney (SYD) to Bangkok (DMK) are in the evening, from 6pm to 9pm. AirAsiaX offers flights during this window. Many travelers prefer this because it allows you to have a full day in Sydney before your flight and arrive in Bangkok ready to start your adventure.
How long does it take to fly from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
There are no nonstop flights from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.). For flights with one stop, you can expect the journey to take around 14 hours. If your flight has two or more stops, the travel time typically increases to about 23 hours 48 minutes. The total distance covered on this route is approximately 7,543 kilometres. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and even factors like wind patterns.
Can you fly business or first class from Sydney, NSW (SYD) to Bangkok (DMK)?
Select the "Business class" and "First class" filters when looking for Sydney, NSW (SYD) to Bangkok (DMK) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) flight with Expedia?
It's easy to earn miles on a Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Bangkok (DMK) from Sydney, NSW (SYD)?
If you're planning to travel to Bangkok from Kingsford Smith Intl. (SYD), you can fly directly into Don Mueang Intl. (DMK). Some flights may connect through major hubs like Ngurah Rai Intl. (DPS) before reaching Bangkok. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) at the last minute?
Typically, booking a last minute flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) flight and hotel package?
Securing a Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.)?
If you booked your Sydney, NSW (SYD-Kingsford Smith Intl.) to Bangkok (DMK-Don Mueang Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Don Mueang Intl.
Airlines serving
Batik air
Return price
AU$654
Distance
7499 km

Book with confidence

Your quick guide to flights from Sydney to Bangkok

Pick up great flights from Sydney to Bangkok

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Sydney to Bangkok. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Sydney to Bangkok that take around hours.

Find cheap flights from Sydney to Bangkok

From the great flight deals with prices currently ranging from AU$654 to AU$924, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Sydney to Bangkok around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Bangkok is normally in September.

Reasons to book your flight from Sydney to Bangkok with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Sydney to Bangkok across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Bangkok right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Sydney to Bangkok

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