SYD - DMK

$364 Find Cheap Flights from Sydney to Bangkok Don Mueang Intl – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$794
Typical prices: $626-$1,178
Multiple Airlines
Sat 10/2Tue 27/2
SYD - DMK • 1 stop
Cheapest one-way flight
$388
Typical prices: $300-$619
Multiple Airlines
Sat 10/3
SYD - DMK • 1 stop
Direct flights
Not available
There are currently no direct flights between Sydney and Bangkok Don Mueang Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
8 weeks
in advance
Our data shows that travellers who book at least 8 weeks in advance save around 32% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 22% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Ho Chi Minh City (SGN)
Cheapest • Avg $698 (return)
Phuket City (HKT)
Shortest trip • 12h 14m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Bangkok Don Mueang Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Sydney to Don Mueang Intl (SYD-DMK)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Sydney to Don Mueang Intl

Wed, 10 Feb - Sat, 27 Feb
Multiple Airlines Logo
15:00 - 23:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
12h 35m1 stop Phuket City
Multiple Airlines Logo
17:50 - 10:50DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
13h 00m1 stop Phuket City
$794Multiple Airlines
Sun, 8 Nov - Tue, 17 Nov
Multiple Airlines Logo
13:25 - 14:25SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
29h 00m2 stops Singapore Changi Da Nang
Multiple Airlines Logo
10:30 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
21h 40m2 stops Da Nang Singapore Changi
$794Multiple Airlines
Mon, 1 Feb - Wed, 31 Mar
Multiple Airlines Logo
15:00 - 23:00SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
12h 00m1 stop Phuket City
Multiple Airlines Logo
16:30 - 09:50DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
13h 20m1 stop Phuket City
$804Multiple Airlines
Sun, 15 Nov - Tue, 1 Dec
Multiple Airlines Logo
20:05 - 13:45SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
21h 40m2 stops Singapore Changi Chiang Mai
Multiple Airlines Logo
13:45 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
18h 25m2 stops Hat Yai Singapore Changi
$810Multiple Airlines
Wed, 10 Mar - Wed, 24 Mar
Multiple Airlines Logo
15:00 - 23:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
12h 35m1 stop Phuket City
Multiple Airlines Logo
17:50 - 10:50DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
13h 00m1 stop Phuket City
$813Multiple Airlines
Sun, 15 Nov - Tue, 1 Dec
Multiple Airlines Logo
20:05 - 13:45SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
21h 40m2 stops Singapore Changi Chiang Mai
Multiple Airlines Logo
13:45 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
18h 25m2 stops Hat Yai Singapore Changi
$820Multiple Airlines
Sun, 8 Nov - Tue, 17 Nov
Multiple Airlines Logo
13:25 - 20:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
35h 10m2 stops Singapore Changi Da Nang
Multiple Airlines Logo
07:20 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
24h 50m2 stops Da Nang Singapore Changi
$823Multiple Airlines
Sat, 6 Feb - Thu, 4 Mar
Multiple Airlines Logo
15:00 - 23:00SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
12h 00m1 stop Phuket City
Multiple Airlines Logo
08:20 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
23h 50m2 stops Phuket City Singapore Changi
$823Multiple Airlines
Tue, 10 Nov - Thu, 26 Nov
Batik Air Logo
22:15 - 17:00SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
22h 45m1 stop Kuala Lumpur Intl
Batik Air Logo
09:15 - 07:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
17h 55m1 stop Kuala Lumpur Intl
$861Batik Air
Tue, 17 Nov - Wed, 25 Nov
Batik Air Logo
22:15 - 17:00SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
22h 45m1 stop Kuala Lumpur Intl
Batik Air Logo
09:15 - 07:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
17h 55m1 stop Kuala Lumpur Intl
$892Batik Air
Booking Insights

Price, demand, and travel trends for Sydney to Bangkok Don Mueang Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Sydney to Bangkok Don Mueang Intl Airport?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Sydney to Bangkok Don Mueang Intl Airport. It's 13% cheaper than the average day, while Thursday is the most expensive, with prices 64% higher.

What is the cheapest month to fly from Sydney to Bangkok Don Mueang Intl Airport?

•March is the cheapest month to fly from Sydney to Bangkok Don Mueang Intl Airport at $591 return.
•December ($1,338) and July ($1,132) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 126% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sydney to Bangkok Don Mueang Intl Airport the cheapest?

Flights from Sydney to Bangkok Don Mueang Intl Airport are cheapest 8 weeks before departure. Booking in this window typically costs about 32% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Sydney to Bangkok Don Mueang Intl Airport flights

Low season

June

Cheapest flight

$388
Beat the crowds with an average 68% drop in travellers.
The most popular month to fly with an average 92% increase in travellers.
One-way flight from Sydney to Bangkok Don Mueang Intl Airport

When to book flights from Sydney to Don Mueang Intl

Are your dates flexible? Find out the best times to travel from Sydney to Don Mueang Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Sydney to Bangkok Don Mueang Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Sydney to Bangkok Don Mueang Intl Airport?

    Two cabin classes are available on flights from Sydney to Bangkok Don Mueang Intl Airport:

    • Economy class
    • Business Class

  • How long is a flight from Sydney to Bangkok Don Mueang Intl Airport?

    A direct flight from Sydney to Bangkok Don Mueang Intl Airport takes 00m, covering 12,131 km.

  • Do I need a passport to fly from Sydney to Bangkok Don Mueang Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sydney to Bangkok Don Mueang Intl Airport flight?

    Return flights from Sydney to Bangkok Don Mueang Intl Airport range from $626 to $1,178, with an average of $755 over the past 12 months. Anything below $626 counts as a good deal.

  • How expensive are last-minute Sydney to Bangkok Don Mueang Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 35% above the $755 route average. Book 8 weeks before departure for the lowest fares.

  • Have flight prices from Sydney to Bangkok Don Mueang Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $794 to $5,692. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Sydney to Bangkok Don Mueang Intl Airport looking right now?

    One-way fares from Sydney to Bangkok Don Mueang Intl Airport are currently in line with typical prices for this route. Average one-way fares are about $401.

  • Which car hire options are available at Bangkok Don Mueang Intl Airport (DMK)?

    Bangkok Don Mueang Intl Airport (DMK) hosts 5 major car hire companies, with daily rates starting from around $10 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Thai Rent
    • Chic Car Rent
    • Hertz

  • Which airports can I use when flying from Sydney to Bangkok Don Mueang Intl Airport?

    Flights from Sydney to Bangkok Don Mueang Intl Airport usually depart from Sydney Kingsford Smith (SYD) and arrive at Bangkok Don Mueang Intl (DMK).

  • Which airports do connecting flights from Sydney to Bangkok Don Mueang Intl Airport pass through?

    One-stop flights from Sydney to Bangkok Don Mueang Intl Airport most commonly connect through:

    • Kuala Lumpur Intl (KUL) – 95% of one-stop connections
    • Denpasar Bali Ngurah Rai (DPS) – 4% of one-stop connections
    • Ho Chi Minh City (SGN) – 2% of one-stop connections
    • Phuket City (HKT) – 0% of one-stop connections

  • Can I save money by using flexible dates for flights from Sydney to Bangkok Don Mueang Intl Airport?

    Yes. Flexible dates can save you up to 47% on flights from Sydney to Bangkok Don Mueang Intl Airport. Friday is the cheapest departure day at $663 return on average, while Thursday is the most expensive at $1,243, a difference of $580.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Sydney to Bangkok Don Mueang Intl Airport?

    Flying via Phuket City (HKT) gives the shortest average 1-stop total travel time of 12h 14m, compared to 14h via Denpasar Bali Ngurah Rai (DPS) and 14h 02m via Ho Chi Minh City (SGN).

  • What is the time difference between Sydney and Bangkok Don Mueang Intl Airport?

    Bangkok Don Mueang Intl Airport is 4 hours behind Sydney (Indochina Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Bangkok Don Mueang Intl Airport?

    Some of the most popular sights in Bangkok Don Mueang Intl Airport are Pratunam, Thailand Cultural Center, and Siam Square. These are among the most viewed places in Bangkok Don Mueang Intl Airport on KAYAK.

Your guide to booking Sydney to Bangkok Don Mueang Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Thursday. On this route, Friday flights average $663, about $580 less than Thursday fares (47% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 8 weeks before you fly. On this route, that window historically saves about 32% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sydney to Bangkok Don Mueang Intl Airport trip for March. Fares historically average $591 return in that month – typically $747 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Don Mueang Intl Airport.

    • Amari Don Muang Airport Bangkok
    • Don Muang Hotel
    • The Royal Bee Apart Hotel

More options for your flight from Sydney to Don Mueang Intl

Complete your trip to Bangkok with a hotel stay or car hire

Car hire in Bangkok
Hotels in Bangkok
Holidays in Bangkok