Bangkok to Phnom Penh BKK, DMK → KTI
Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Techo International (KTI)
The cheapest return found recently is $148 with Thai Vietjet Air, 13 Jan 2027 – 13 Jan 2027, found today. The cheapest one-way found recently is $66 with Thai AirAsia, 21 Oct, found 5 days ago.
Return
The cheapest return fare on each of 32 departure dates is usually $170 to $199.
Cheapest return found recently
$148
13 Jan 2027 – 13 Jan 2027 · Thai Vietjet Air
Suvarnabhumi Airport (BKK) → Techo International (KTI)
Leaves 8:30 a.m. · Return leaves 7:55 p.m. · 2 h 40 min of travel, both ways together
out nonstop, back nonstop
found today
Cheapest nonstop return
$148
13 Jan 2027 – 13 Jan 2027 · Thai Vietjet Air
Suvarnabhumi Airport (BKK) → Techo International (KTI)
Leaves 8:30 a.m. · Return leaves 7:55 p.m. · 2 h 40 min of travel, both ways together
out nonstop, back nonstop
found today
Found recently, and the cheapest we hold
$148 13 Jan 2027 – 13 Jan 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 $131 to $161.
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 32 departure dates from 24 Oct to 31 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 0-night return fares leaving within 3 days of 13 Jan 2027 to compare.
Every date we hold
66 fares on 32 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Oct – 22 Nov | $174 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 25 Oct – 22 Dec | $217 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 2 Nov – 8 Nov | $173 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 3 Nov – 9 Nov | $173 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 10 Nov – 21 Nov | $180 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 12 Nov – 18 Nov | $189 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 17 Nov – 19 Nov | $159 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 23 Nov – 23 Nov | $172 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 4 Dec – 19 Dec | $221 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 5 Dec – 3 Jan 2027 | $244 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 8 Dec – 10 Dec | $235 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 9 Dec – 11 Dec | $149 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 12 Dec – 1 Jan 2027 | $194 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 13 Dec – 22 Dec | $216 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 21 Dec – 7 Jan 2027 | $258 | Air Cambodia | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 22 Dec – 5 Jan 2027 | $213 | Air Cambodia | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 4 Jan 2027 – 5 Jan 2027 | $172 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 5 Jan 2027 – 5 Jan 2027 | $172 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 6 Jan 2027 – 7 Jan 2027 | $217 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 7 Jan 2027 – 8 Jan 2027 | $161 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 11 Jan 2027 – 31 Jan 2027 | $176 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 13 Jan 2027 – 13 Jan 2027 | $148 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 17 Jan 2027 – 19 Jan 2027 | $168 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 19 Jan 2027 – 7 Feb 2027 | $175 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 22 Jan 2027 – 4 Feb 2027 | $177 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 25 Jan 2027 – 17 Feb 2027 | $148 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found today | See prices for these dates |
| 9 Feb 2027 – 9 Mar 2027 | $175 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 11 Feb 2027 – 9 Mar 2027 | $174 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 23 Feb 2027 – 27 Feb 2027 | $177 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 26 Mar 2027 – 7 Apr 2027 | $166 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 27 Mar 2027 – 7 Apr 2027 | $170 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 31 Mar 2027 – 7 Apr 2027 | $165 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
Which month looks cheapest?
January 2027 is the cheapest month — from $148.
Airlines on the cheapest dates: Thai AirAsia, Thai Vietjet Air, Air Cambodia.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$66
21 Oct · Thai AirAsia
Don Mueang International Airport (DMK) → Techo International (KTI)
Leaves 4:35 p.m. · 1 h 10 min trip
stops unknown
found 5 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$66 21 Octfound 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
On 14 Oct, the cheapest one-way we saw was $66.
At $66, the cheapest one-way found recently costs the same.
One day is a short history, so treat this as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 21 Oct to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 21 Oct | $66 | Thai AirAsia | Don Mueang International Airport (DMK) → Techo International (KTI) | stops unknown | found 5 days ago | Open this trip |
Airlines on the cheapest dates: Thai AirAsia.
Premium cabin fares from Bangkok to Phnom Penh
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 13 Jan 2027 – 13 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 21 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Bangkok to Phnom Penh?
Return
Fares 30 to 59 days before departure were typically 21% 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 | $185 | $152 | +27% | 8 |
| 7–13 days | $179 | $152 | +23% | 21 |
| 14–29 days | $168 | $146 | +15% | 24 |
| 30–59 days | $146 | $131 | Cheapest seen | 25 |
| 60–89 days | $176 | $138 | +21% | 25 |
| 90–179 days | $156 | $156 | +7% | 25 |
| 180+ days | $169 | $169 | +16% | 15 |
One-way
Not enough history yet: we have one day of one-way prices, 14 Oct, and compare booking times once 3 booking ranges have 7 days each.
Live price for these dates
The cheapest return found recently is for 13 Jan 2027 – 13 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