Skip to content
FareTell

Nonstop flights from Bangkok to Sydney BKK, DMK → SYD, WSI

Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Sydney (Kingsford Smith) Airport (SYD), Western Sydney Airport (WSI)

The cheapest nonstop return found recently is $877 with Qantas, 20 Feb 2027 – 7 Mar 2027, found 13 hours ago.

Nonstop return

The cheapest nonstop return fare on each of 8 departure dates is usually $871 to $990.

Cheapest nonstop return

$877

20 Feb 2027 – 7 Mar 2027 · Qantas

Suvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)

Leaves 6:00 p.m. · Return leaves 8:10 p.m. · 19 h 20 min of travel, both ways together

out nonstop, back nonstop

found 13 hours ago

See prices for these datesCheck today's price

FareTell may earn a commission when you book through a partner.

Airlines flying it nonstop on the return fares we hold: Qantas (5 departure dates), THAI Airways (5 departure dates).

On the 9 trips where we hold both on the same dates, nonstop cost a median $318 (47.2%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 0 of those 9 trips.

Every nonstop date we hold

Nonstop fares on 8 of the 20 departure dates we hold for this route.

16 Nov – 25 Nov: $1,009, found yesterday19 Nov – 24 Dec: $1,697, found 6 days ago7 Dec – 12 Jan 2027: $934, found 3 days ago22 Dec – 9 Jan 2027: $983, found 20 hours ago10 Feb 2027 – 22 Feb 2027: $933, found 5 days ago20 Feb 2027 – 7 Mar 2027: $877, found 13 hours ago31 Mar 2027 – 30 Apr 2027: $854, found 2 days ago10 May 2027 – 16 May 2027: $725, found 4 days agoNovDecFebMarMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
16 Nov – 25 Nov$1,009THAI AirwaysSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Nov – 24 Dec$1,697THAI AirwaysSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 Dec – 12 Jan 2027$934QantasSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Dec – 9 Jan 2027$983QantasSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 20 hours agoSee prices for these dates
10 Feb 2027 – 22 Feb 2027$933QantasSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 5 days agoSee prices for these dates
20 Feb 2027 – 7 Mar 2027$877QantasSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 13 hours agoSee prices for these dates
31 Mar 2027 – 30 Apr 2027$854QantasSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
10 May 2027 – 16 May 2027$725THAI AirwaysSuvarnabhumi Airport (BKK) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work