Cheap Flights from Sydney to Bangkok
Prices are from searches made in the last 24 hours and current prices may differ.
Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Bangkok from Australia and flights to Thailand. Maybe a different destination? Here are all the flights from Sydney
Cheapest Time of Year to Fly from Sydney to Bangkok
Return fares from Sydney to Bangkok by month, based on the cheapest return airfares found for each month.
The cheapest month to fly to Bangkok is August 2026, with return fares from $538 — 67% cheaper than the most expensive month (December 2026, from $1,640).
When Should You Fly to Bangkok?
Based on the fares we've tracked, August is typically the cheapest month to fly to Bangkok, with return fares from $538. December is the most expensive month, with the cheapest return fares around $1,640 as school holidays and the Christmas peak push prices up.
Across the year, return fares to Bangkok average around $872. If you can travel in the off-peak months of August, November and October, you'll generally pay up to 38% less than the yearly average.
Cheapest Sydney to Bangkok Return Prices
These are the cheapest prices for Sydney to Bangkok return airfares.
Average Sydney to Bangkok Return Prices
These are the average prices for Sydney to Bangkok return airfares.
Frequently Asked Questions about flying from Sydney to Bangkok
When is the cheapest time to travel from Sydney to Bangkok?The cheapest month to travel is typically August.
How much do return flights from Sydney to Bangkok cost?The best price we found for a return flight from Sydney to Bangkok is $571.
What is the cheapest date to fly from Sydney to Bangkok?Currently, the cheapest date for a return flight from Sydney to Bangkok is 11 November 2026.
What is the cheapest airline that flys from Sydney to Bangkok?Currently, the cheapest airline that flys from Sydney to Bangkok is AirAsia.
Which airlines fly direct from Sydney to Bangkok?Finnair, British Airways, Emirates, Bangkok Airways, Qantas and Thai Airways fly direct.
How long does a direct flight from Sydney to Bangkok take?The shortest direct flight usually takes 9 hours and 20 minutes.
What is the IATA airport code for Bangkok?The IATA code for Bangkok is BKK. It is located in Thailand at coordinates 13.69594, 100.7518.
When should you book flights to Bangkok?From our data, you should book flights to Bangkok 60 days out.
How I Want That Flight can help you
What's the benefit of using I Want That Flight for my Sydney to Bangkok flight?Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.
Can you sort me out with direct flights from Sydney to Bangkok?100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.
How does I Want That Flight find me the best Sydney to Bangkok flights?Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.
I'm still in the planning phase. Can you ping me if Sydney to Bangkok fares drop?No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.
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