Perth to Bangkok PER → BKK, DMK
Perth Airport (PER) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest return found recently is $1,237 with Philippine Airlines, 21 Dec – 4 Jan 2027, found 2 days ago. The cheapest one-way found recently is $183 with Scoot, 1 Mar 2027, found yesterday.
Return
The cheapest return fare on each of 3 departure dates is usually $420 to $868.
Cheapest return found recently
$1,237
21 Dec – 4 Jan 2027 · Philippine Airlines
Perth Airport (PER) → Suvarnabhumi Airport (BKK)
Leaves 8:35 a.m. · Return leaves 1:10 p.m. · 32 h 20 min of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
$388
23 Oct – 28 Oct · Jetstar
Perth Airport (PER) → Suvarnabhumi Airport (BKK)
Leaves 2:50 p.m. · Return leaves 9:30 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
$1,237 21 Dec – 4 Jan 2027found 2 days agoSee prices for these dates
$341 23 Oct – 30 Octfound 4 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $334 to $455.
At $1,237, 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 23 Oct to 21 Dec, 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 14-night return fares leaving within 3 days of 21 Dec to compare.
Every date we hold
5 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Oct – 30 Oct | $341 | Jetstar | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | out nonstop, back 1 stop | found 4 days ago | See prices for these dates |
| 2 Dec – 6 Dec | $498 | Jetstar | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 21 Dec – 4 Jan 2027 | $1,237 | Philippine Airlines | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $341.
Airlines on the cheapest dates: Jetstar, Philippine Airlines.
One-way
The cheapest one-way fare on each of 10 departure dates is usually $176 to $258.
Cheapest one-way found recently
$183
1 Mar 2027 · Scoot
Perth Airport (PER) → Suvarnabhumi Airport (BKK)
Leaves 10:35 a.m. · 30 h 25 min trip
1 stop
found yesterday
Cheapest nonstop one-way
$160
25 Oct · Jetstar
Perth Airport (PER) → Suvarnabhumi Airport (BKK)
Leaves 2:15 p.m. · 7 h trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$183 1 Mar 2027found yesterdayOpen this trip
$160 25 Octfound 2 days agoOpen this trip
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $152 to $191.
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 one-way price?
Compared with the cheapest one-way fare on each of 10 departure dates from 21 Oct to 1 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 one-way fares leaving within 3 days of 1 Mar 2027 to compare.
Every date we hold
10 fares on 10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 21 Oct | $285 | Batik Air Malaysia | Perth Airport (PER) → Don Mueang International Airport (DMK) | 1 stop | found yesterday | Open this trip |
| 23 Oct | $172 | Jetstar | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | nonstop | found 2 days ago | Open this trip |
| 25 Oct | $160 | Jetstar | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | nonstop | found 2 days ago | Open this trip |
| 4 Nov | $174 | AirAsia | Perth Airport (PER) → Don Mueang International Airport (DMK) | 1 stop | found 5 days ago | Open this trip |
| 14 Nov | $182 | AirAsia | Perth Airport (PER) → Don Mueang International Airport (DMK) | 1 stop | found 6 days ago | Open this trip |
| 2 Jan 2027 | $260 | Vietjet | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | stops unknown | found 5 days ago | Open this trip |
| 4 Jan 2027 | $263 | Vietjet | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | 1 stop | found 2 days ago | Open this trip |
| 5 Jan 2027 | $243 | Jetstar | Perth Airport (PER) → Don Mueang International Airport (DMK) | stops unknown | found 2 days ago | Open this trip |
| 6 Jan 2027 | $252 | Jetstar | Perth Airport (PER) → Don Mueang International Airport (DMK) | 1 stop | found 2 days ago | Open this trip |
| 1 Mar 2027 | $183 | Scoot | Perth Airport (PER) → Suvarnabhumi Airport (BKK) | 1 stop | found yesterday | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $160.
Airlines on the cheapest dates: Jetstar, AirAsia, Vietjet, Batik Air Malaysia, Scoot.
Premium cabin fares from Perth to Bangkok
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 21 Dec – 4 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 1 Mar 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Perth to Bangkok?
Return
Fares 14 to 29 days before departure were typically 27% lower than 0 to 6 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 |
|---|---|---|---|---|
| 0–6 days | $485 | $341 | +37% | 12 |
| 7–13 days | $358 | $341 | +1% | 11 |
| 14–29 days | $353 | $334 | Cheapest seen | 17 |
| 30–59 days | $483 | $430 | +37% | 22 |
| 60–89 days | $643 | $445 | +82% | 25 |
| 90–179 days | $442 | $371 | +25% | 21 |
One-way
Fares 30 to 59 days before departure were typically 15% lower than 0 to 6 days before departure.
From the cheapest one-way 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 |
|---|---|---|---|---|
| 0–6 days | $218 | $172 | +18% | 8 |
| 14–29 days | $189 | $174 | +3% | 17 |
| 30–59 days | $184 | $164 | Cheapest seen | 19 |
| 60–89 days | $337 | $243 | +83% | 25 |
| 90–179 days | $188 | $152 | +2% | 24 |
| 180+ days | $229 | $226 | +25% | 9 |
Live price for these dates
The cheapest return found recently is for 21 Dec – 4 Jan 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