Flights to Australia in December 2026
- Lowest fare
- ฿5,488Dec 25
- Roundtrip from
- ฿13,066
- Typical roundtrip
- ฿29,613
What do flights from Bangkok to Australia cost?
Australia gives you 6 destinations to compare from Bangkok. 174 one-way fares from ฿5,488 · 2,967 roundtrips from ฿13,066. These results are for december 2026.
- One way from
- ฿5,488
- 174 outbound-only options
- Roundtrip from
- ฿13,066
- 2,967 complete trips
- Typical roundtrip
- ฿29,613
- Half cost less, half cost more
- Destinations
- 6
- Across 1 countries
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Best Deals
Roundtrip deals
2,948 fares · from ฿13,066
Outbound and return flights together in one total fare.
DestinationMelbourne
Australia
Weather18°MildTypical roundtrip฿22,587Cheapest roundtrip฿15,309฿22,587−32%Dec 25 → Jan 16Save ฿7,278
Melbourne
Australia
DestinationBrisbane
Australia
Weather21°MildTypical roundtrip฿28,444Cheapest roundtrip฿19,360฿28,444−32%Dec 24 → Jan 15Save ฿9,084
Brisbane
Australia
DestinationAdelaide
Australia
Weather17°MildTypical roundtrip฿32,800Cheapest roundtrip฿23,523฿32,800−28%Dec 28 → Jan 17Save ฿9,277
Adelaide
Australia
DestinationPerth
Australia
Weather19°MildTypical roundtrip฿17,396Cheapest roundtrip฿13,066฿17,396−25%Dec 25 → Jan 10Save ฿4,330
Perth
Australia
DestinationSydney
Australia
Weather18°MildTypical roundtrip฿24,266Cheapest roundtrip฿18,390฿24,266−24%Dec 26 → Jan 17Save ฿5,876
Sydney
Australia
DestinationCairns
Australia
Weather—Typical roundtrip฿30,095Cheapest roundtrip฿25,346฿30,095−16%Dec 25 → Jan 15Save ฿4,749
Cairns
Australia
One-way deals
175 fares · from ฿5,488
Outbound fare only — add a return separately if you need one.
DestinationMelbourne
Australia
Weather18°MildTypical one way฿11,075Cheapest one-way fare฿6,947฿11,075−37%Dec 25Save ฿4,128
Melbourne
Australia
DestinationAdelaide
Australia
Weather17°MildTypical one way฿16,197Cheapest one-way fare฿10,514฿16,197−35%Dec 4Save ฿5,683
Adelaide
Australia
DestinationPerth
Australia
Weather19°MildTypical one way฿7,920Cheapest one-way fare฿5,488฿7,920−31%Dec 25Save ฿2,432
Perth
Australia
DestinationBrisbane
Australia
Weather21°MildTypical one way฿14,194Cheapest one-way fare฿9,854฿14,194−31%Dec 24Save ฿4,340
Brisbane
Australia
DestinationSydney
Australia
Weather18°MildTypical one way฿11,175Cheapest one-way fare฿8,017฿11,175−28%Dec 10Save ฿3,158
Sydney
Australia
DestinationCairns
Australia
Weather—Typical one way฿13,228Cheapest one-way fare฿11,893฿13,228−10%Dec 2Save ฿1,335
Cairns
Australia
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
Where your money goes furthest
Cheapest destinations for Australia
Sorted by the lowest roundtrip fare. The typical price shows whether the cheapest result is common or unusual.
| Destination | Lowest | Typical | Results | Non-stop |
|---|---|---|---|---|
1 PerthAustralia | ฿13,066 | ฿21,972 | 582 | 3% |
2 MelbourneAustralia | ฿15,309 | ฿27,071 | 591 | 13% |
3 SydneyAustralia | ฿18,390 | ฿30,411 | 572 | 0% |
4 BrisbaneAustralia | ฿19,360 | ฿33,742 | 607 | 35% |
5 AdelaideAustralia | ฿23,523 | ฿35,612 | 507 | 0% |
| 6🌍CairnsAustralia | ฿25,346 | ฿33,099 | 108 | 0% |
Destination map
Where you can go for Australia
The leading destinations shown by location. Larger dots mean more flight options.
Typical prices
What do Australia roundtrips usually cost?
This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.
Useful trip facts
What to know about Australia
- Country code
- AU
- Currency
- AUD
- Local-cost group
- 4 / 5
- A broad comparison, separate from airfare
- Typical outbound from Bangkok
- 10h
- Typical stay
- 12 nights
Why go
Why travelers consider Australia
Sun, surf, and wildlife found nowhere else. From the Outback to the Great Barrier Reef, adventure calls.