SYD - DMK

฿7,997 Find Cheap Flights from Sydney to Bangkok Don Mueang Intl – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
฿16,721
Typical prices: ฿13,989-฿27,161
Multiple Airlines
Sun 7/10Wed 17/10
SYD - DMK • 2 stops
Cheapest one-way flight
฿7,997
Typical prices: ฿6,959-฿14,140
Multiple Airlines
Fri 16/2
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
16 weeks
in advance
Our data shows that travellers who book at least 16 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
November
Cheapest • 23% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Ho Chi Minh City (SGN)
Cheapest • Avg ฿14,221 (return)
Kuala Lumpur Intl (KUL)
Shortest trip • 14h 15m (one-way)
Insights
Insights
Start a new search
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 7 Oct - Sat 17 Oct
Multiple Airlines Logo
21:50 - 23:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
29h 45m2 stops Kuala Lumpur Intl Phuket City
Multiple Airlines Logo
06:30 - 09:20DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
22h 50m2 stops Phuket City Kuala Lumpur Intl
฿16,721Multiple Airlines
Wed 21 Oct - Wed 28 Oct
Multiple Airlines Logo
21:50 - 16:15SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
22h 25m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
23:00 - 10:45DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
31h 45m1 stop Manila Ninoy Aquino Intl
฿16,919Multiple Airlines
Mon 12 Oct - Fri 23 Oct
Multiple Airlines Logo
21:50 - 09:30SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
15h 40m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
13:45 - 06:55DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
13h 10m1 stop Kuala Lumpur Intl
฿17,217Multiple Airlines
Sun 11 Oct - Tue 24 Nov
Multiple Airlines Logo
10:45 - 19:20SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
12h 35m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
07:30 - 12:10DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
24h 40m2 stops Ho Chi Minh City Singapore Changi
฿17,283Multiple Airlines
Thu 11 Mar - Tue 16 Mar
Multiple Airlines Logo
12:05 - 23:10SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
15h 05m1 stop Ho Chi Minh City
Multiple Airlines Logo
15:40 - 11:30DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
15h 50m1 stop Ho Chi Minh City
฿17,316Multiple Airlines
Sun 18 Oct - Wed 11 Nov
Multiple Airlines Logo
10:45 - 20:50SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
14h 05m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
12:10 - 10:45DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
18h 35m1 stop Manila Ninoy Aquino Intl
฿17,316Multiple Airlines
Wed 14 Oct - Wed 21 Oct
Multiple Airlines Logo
21:50 - 07:10SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
13h 20m1 stop Kuala Lumpur Intl
Multiple Airlines Logo
11:50 - 06:55DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
15h 05m1 stop Kuala Lumpur Intl
฿17,448Multiple Airlines
Mon 5 Oct - Mon 19 Oct
Multiple Airlines Logo
21:35 - 21:40SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
28h 05m2 stops Singapore Changi Phuket City
Multiple Airlines Logo
06:30 - 20:20DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
33h 50m2 stops Phuket City Singapore Changi
฿17,481Multiple Airlines
Wed 14 Oct - Sat 17 Oct
Multiple Airlines Logo
21:50 - 23:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
29h 45m2 stops Kuala Lumpur Intl Phuket City
Multiple Airlines Logo
06:30 - 09:20DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
22h 50m2 stops Phuket City Kuala Lumpur Intl
฿17,547Multiple Airlines
Mon 12 Oct - Sat 24 Oct
Multiple Airlines Logo
21:50 - 23:35SYD  Sydney Kingsford Smith-DMK Bangkok Don Mueang Intl
29h 45m2 stops Kuala Lumpur Intl Phuket City
Multiple Airlines Logo
06:30 - 09:20DMK  Bangkok Don Mueang Intl-SYD Sydney Kingsford Smith
22h 50m2 stops Phuket City Kuala Lumpur Intl
฿17,580Multiple Airlines
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 from Sydney to Bangkok Don Mueang Intl Airport with more confidence.

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

Friday is the cheapest day of the week to fly from Sydney to Bangkok Don Mueang Intl Airport and is 13% cheaper than the average day. Thursday is the most expensive day with flight prices 56% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • November is the cheapest month to fly from Sydney to Bangkok Don Mueang Intl Airport at ฿13,549 return.
  • December (฿29,609) and July (฿26,337) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 118% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Sydney to Bangkok Don Mueang Intl Airport are cheapest 16 weeks before departure. Booking in this window typically costs about 27% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Sydney to Bangkok Don Mueang Intl Airport flights

Low season

June

Cheapest flight

฿7,997
Best time to beat the crowds (6% less expensive on average)
Most popular time to fly (69% more expensive on average)
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

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

    Only Economy class is available on flights from Sydney to Bangkok Don Mueang Intl Airport.

  • 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) – 82% of one-stop connections
    • Denpasar Bali Ngurah Rai (DPS) – 13% of one-stop connections
    • Ho Chi Minh City (SGN) – 5% of one-stop connections

    Kuala Lumpur Intl (KUL) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 44% on the Sydney to Bangkok Don Mueang Intl Airport route. Friday is the cheapest departure day at ฿15,399 return on average, while Thursday is the most expensive at ฿27,428, a difference of ฿12,029. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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 Victory Monument, Thammasat University, and Centralworld. These are among the most viewed places in Bangkok Don Mueang Intl Airport on KAYAK.

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

    Last-minute fares on this route (booked within 2 weeks of departure) run 24% above the route average of ฿17,512. Book 16 weeks before departure for the lowest fares.

  • 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 0h 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.

  • 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 ฿16,721 to ฿109,468. 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 lower than usual. Average one-way flight prices are about ฿8,539, which is 10% below the typical average for this route.

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

    Flying via Kuala Lumpur Intl (KUL) gives the shortest average 1-stop total travel time of 14h 15m, compared to 14h 40m via Denpasar Bali Ngurah Rai (DPS) and 15h 48m 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 3 hours behind Sydney (Indochina Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • 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 ฿224 for economy cars. Top options include:
    • Drive Car Rental
    • Alamo
    • THAIRENTACAR
    • Enterprise Rent-A-Car
    • Chic Car Rent

  • 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 ฿13,989 to ฿27,161, with an average of ฿17,512 over the past 12 months. Anything below ฿13,989 counts as a good deal.

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 instead of Thursday. On this route, Friday flights average ฿15,399 – about ฿12,029 less than Thursday (44% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 27% 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 November. Fares historically average ฿13,549 return in that month – typically ฿16,060 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
    - 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 rentals in Bangkok
Hotels in Bangkok