Bangkok to Perth BKK, DMK → PER
Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Perth Airport (PER)
The cheapest return found recently is $457 with Batik Air Malaysia, 19 Feb 2027 – 12 Mar 2027, found today.
Return
The cheapest return fare on each of 3 departure dates is usually $458 to $544.
Cheapest return found recently
$457
19 Feb 2027 – 12 Mar 2027 · Batik Air Malaysia
Don Mueang International Airport (DMK) → Perth Airport (PER)
Leaves 6:00 p.m. · Return leaves 2:15 p.m. · 17 h 50 min of travel, both ways together
out 1 stop, back nonstop
found today
Cheapest nonstop return
$458
28 Feb 2027 – 12 Mar 2027 · Jetstar
Suvarnabhumi Airport (BKK) → Perth Airport (PER)
Leaves 9:30 p.m. · Return leaves 2:15 p.m. · 13 h 55 min of travel, both ways together
out nonstop, back nonstop
found 6 days ago
Found recently, and the cheapest we hold
$457 19 Feb 2027 – 12 Mar 2027found todaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $363 to $451.
At $457, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 3 departure dates from 19 Feb 2027 to 14 Mar 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 21-night return fares leaving within 3 days of 19 Feb 2027 to compare.
Every date we hold
6 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 19 Feb 2027 – 12 Mar 2027 | $457 | Batik Air Malaysia | Don Mueang International Airport (DMK) → Perth Airport (PER) | out 1 stop, back nonstop | found today | See prices for these dates |
| 28 Feb 2027 – 12 Mar 2027 | $458 | Jetstar | Suvarnabhumi Airport (BKK) → Perth Airport (PER) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 14 Mar 2027 – 14 Mar 2027 | $629 | Thai AirAsia | Don Mueang International Airport (DMK) → Perth Airport (PER) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $457.
Airlines on the cheapest dates: Batik Air Malaysia, Jetstar, Thai AirAsia.
Premium cabin fares from Bangkok to Perth
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 19 Feb 2027 – 12 Mar 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Bangkok to Perth?
Return
Fares 90 to 179 days before departure were typically 15% lower than 60 to 89 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 60–89 days | $446 | $426 | +17% | 16 |
| 90–179 days | $381 | $378 | Cheapest seen | 15 |
| 180+ days | $439 | $403 | +15% | 20 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Pattaya → Perth
101 km from Bangkok
$641
$184 more than flying from Bangkok
1 Jul 2027 – 4 Jul 2027 · UTP → PER · out 2 stops, back 2 stops
found 6 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 19 Feb 2027 – 12 Mar 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work