Cheap flights from Sydney to Bangkok

Round trips from $462 — the cheapest month right now is March 2027. Leaving in March 2027 instead of December 2026 saves about $213. These are the cheapest round trips other travellers found in the last few days for each departure month, not live quotes. Prices cover all Sydney airports.

Leaving inRound trip fromDatesStops
November 2026$5012026-11-10 to 2026-11-15 (5 days)1
December 2026$6752026-12-03 to 2026-12-06 (3 days)1
January 2027$5362027-01-19 to 2027-01-29 (10 days)1
February 2027$5182027-02-24 to 2027-03-05 (9 days)1
March 2027$4622027-03-02 to 2027-03-16 (14 days)1
April 2027$5122027-04-05 to 2027-05-03 (28 days)1

Compare dates for a 2–8 week stay in Bangkok

Frequently asked questions

What is the cheapest month to fly from Sydney to Bangkok?

March 2027, based on recent fares: round trips from $462 (2027-03-02 to 2027-03-16). Leaving in March 2027 instead of December 2026 saves about $213. Fares change daily.

How do I find cheaper dates for a long trip from Sydney to Bangkok?

Use Stay Finder: choose how many weeks you want to stay (2–8) and the window you can leave in, and it compares recent fares for every departure and return date and shows which tend to cost less. You can also get an email when the fare drops.

Do I need a visa for Thailand?

It depends on your passport. See the Thailand visa guide for Australian passport holders, or check any passport in Visa Intelligence.

Thailand visa for Australian passport holders

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