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Sydney to Bangkok flights

The cheapest round trip we found from Sydney to Bangkok is $465 (Feb 18 – Mar 1, 2027, 1 stop), 26% below the usual $632.

SYD to BKK · Round trip · Economy · Prices per person in USD · Price found (48 minutes ago)

Cheapest found

$465 26% less
Feb 18 – Mar 1, 2027 · 1 stop · Usually $632
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Good price — book if the dates work 26% below the usual $632. Based on 47 days of prices.
Not ready to book? We'll email you when Sydney → Bangkok drops below $440.
Feb – Mar · 8–14 nights · Change

Cheapest round trip by month

Lowest fare found per departure month
  • Dec $704
Cheapest month Below usual Usual price $632 Tap a month to see its cheapest dates.
Cheapest round trip from Sydney to Bangkok by departure month
MonthCheapest round trip
November 2026$528
December 2026$704
January 2027$698
February 2027$465 (cheapest month)
March 2027No fares found yet
April 2027$632
May 2027No fares found yet
June 2027No fares found yet
July 2027$515

Cheapest dates in the next 4 months

Round trip, per person
  • Feb 18 – Mar 1, 2027 11 nights · leave Thu
    $465 −26% vs usual
    China Southern Airlines 1 stop · 13h 45m
    Book
  • Nov 16 – 18 2 nights · leave Mon
    $528 −16% vs usual
    Xiamen Airlines 1 stop · 12h 50m
    Book
  • Feb 5 – 17, 2027 12 nights · leave Fri
    $586 −7% vs usual
    Xiamen Airlines 1 stop · 12h 50m
    Book
  • Feb 1 – 15, 2027 14 nights · leave Mon
    $653
    Scoot 1 stop · 10h 50m
    Book
  • Nov 28 – Dec 7 9 nights · leave Sat
    $675 +7% vs usual
    Scoot 1 stop · 10h 50m
    Book
  • Jan 20 – 27, 2027 7 nights · leave Wed
    $698 +10% vs usual
    Scoot 2 stops · 10h 50m
    Book
  • Dec 1 – 16 15 nights · leave Tue
    $704 +11% vs usual
    Scoot 1 stop · 10h 50m
    Book
  • Dec 10 – 25 15 nights · leave Thu
    $919 +45% vs usual
    China Eastern 1 stop · 20h 35m
    Book

Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert

Things to do in Bangkok

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Airport transfer to Bangkok

Fixed prices from BKK on Kiwitaxi

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Bangkok · Feb 18 – Mar 1, 2027

Airport transfer · Kiwitaxi

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Good to know

Airlines with cheap fares 4 airlines Most often: China Eastern, Scoot, Xiamen Airlines.
Most expensive month December Cheapest round trip that month is $704, vs $465 in the cheapest month.

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Sydney to Bangkok: questions

How much does a flight from Sydney to Bangkok cost?

The cheapest round trip we have found right now is $465, leaving February 18 and returning March 1. The usual price on this route is about $632, so this fare is 26% less. Prices are per person, economy, in USD.

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

February 2027, with round trips from $465. The most expensive month in our data is December (from $704). Based on the 6 months ahead we have prices for.

Which airports do Sydney to Bangkok flights use?

Sydney airports include Sydney (Kingsford Smith) (SYD) and Western Sydney (WSI). Bangkok airports include Suvarnabhumi (BKK) and Don Mueang International (DMK). The prices on this page cover every airport in both cities (SYD and BKK are the city codes).

About this route

We track round-trip economy fares from Sydney (Australia) to Bangkok (Thailand) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $465, departing February 18 and returning March 1, about 26% below the usual $632. Right now we're following 12 upcoming date combinations on this route. The cheapest month to fly in our data is February, from $465. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.

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