The cheapest order to fly Bangkok, Phuket and Singapore from Sydney
There are 6 ways to fly these cities. They do not cost the same. The cheapest works out at about A$774 a person and the most expensive at A$951, a difference of A$177 for visiting exactly the same places.
Fly them in this order
Sydney → Singapore → Phuket → Bangkok → Sydney
About A$774 per person in flights, based on fares recently seen on these routes.
Shown in Australian dollars, converted from US dollars at today’s rate, so every amount is approximate. In dollars the cheapest order is about $544. You pay in the airline’s currency.
Every order, priced
- Sydney → Singapore → Phuket → Bangkok → SydneyA$774cheapest order
- Sydney → Phuket → Bangkok → Singapore → SydneyA$777A$3 more per person
- Sydney → Bangkok → Phuket → Singapore → SydneyA$784A$10 more per person
- Sydney → Singapore → Bangkok → Phuket → SydneyA$824A$50 more per person
- Sydney → Phuket → Singapore → Bangkok → SydneyA$934A$159 more per person
- Sydney → Bangkok → Singapore → Phuket → SydneyA$951A$177 more per person
Why Singapore first
- Sydney to SingaporeA$258
- Singapore to PhuketA$107
- Phuket to BangkokA$47
- Bangkok to SydneyA$363
- Out of Sydney, Singapore is the cheapest first stop at about A$258. Bangkok would be A$357.
- Going home, the cheapest flight leaves from Singapore at about A$285, but the cheapest order ends in Bangkok at A$363 because the rest of the route is cheaper that way.
- Bangkok to Singapore is about A$122, but the other way round is A$154. Same two cities, A$31 apart on direction alone.
- Bangkok to Sydney is 47% of what the cheapest order spends on flights, so it is the leg to watch.
Between the cities
- Singapore to Phuket: about 940 km (580 miles) as the crow flies. No train or bus we would suggest instead of flying.
- Phuket to Bangkok: about 690 km (430 miles) as the crow flies. Also by ground: Transport Co. / Phuket Travel (overnight), about 13h, usually A$28 to A$64.
Entry rules for Singapore and Thailand depend on your passport. Check them with the IATA Travel Centre before you book.
How much the order matters here
Getting the order right is worth A$177 a person on this trip, 23% of what the cheapest way round costs. Of the 72 trips we price in full, that is number 35 for how much the order matters, about the middle: worth getting right, and worth checking against your own dates.
What these numbers are
Cached one-way fares, 12 of 12 legs priced from real observations, put together on October 29, 2026, from fares departing November 2, 2026 onwards. Right for comparing one order with another, not a quote for your dates.
A plan prices your own dates and weighs hours as well as fares, so it can pick a different order from this page.
Put dates on it
Same cities on real dates, plus what one search cannot show: layovers long enough to count as a free city, two tickets that beat one, and cheaper days either side. No account and no card.
One press starts it on January 2, 2027 to January 16, 2027, 14 days, for 2 travelers. Our dates, not yours, and about two minutes.
Plan Bangkok, Phuket and Singapore from Sydney nowOpen the form instead and pick your own datesSigned out, 3 plans a day per address, priced from cached fares and the free sources, so some legs may be estimates and the plan says which. Signed in, legs are checked live, with 2 free trips you can change afterwards.