Cheap flights from Phnom Penh to Singapore from $126 KTI → SIN
Techo International (KTI) → Changi International Airport (SIN)
The cheapest return found recently is $208 with Emirates, 3 Dec – 7 Dec, found 2 days ago. The cheapest one-way found recently is $126 with Emirates, 24 Dec, found 3 days ago.
- Cheapest one-way found recently
- $126, Emirates, found 3 days ago
- Cheapest return found recently
- $208, 3 Dec to 7 Dec
- Usual return price
- $321 to $394
- Cheapest month to fly
- December 2026, return fares from $208 found in the last 7 days
- Airlines with nonstop flights
- Emirates
- Shortest nonstop flight found
- 2 h
Return
The cheapest return fare on each of 4 departure dates is usually $321 to $394.
Cheapest return found recently
$208
3 Dec – 7 Dec · Emirates
Techo International (KTI) → Changi International Airport (SIN)
Leaves 9:40 p.m. · Return leaves 3:30 p.m. · 4 h 5 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$208
3 Dec – 7 Dec · Emirates
Techo International (KTI) → Changi International Airport (SIN)
Leaves 9:40 p.m. · Return leaves 3:30 p.m. · 4 h 5 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$208 3 Dec – 7 Decfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 46 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $204 to $299.
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 4 departure dates from 21 Nov to 26 Aug 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 4-night return fares leaving within 3 days of 3 Dec to compare.
Every date we hold
18 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 21 Nov – 29 Nov | $482 | Air Cambodia | Techo International (KTI) → Changi International Airport (SIN) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 24 Nov – 27 Nov | $358 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | out nonstop, back 1 stop | found 5 days ago | See prices for these dates |
| 3 Dec – 7 Dec | $208 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 26 Aug 2027 – 7 Oct 2027 | $365 | Singapore Airlines | Techo International (KTI) → Changi International Airport (SIN) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $208.
Airlines on the cheapest dates: Emirates, Air Cambodia, Singapore Airlines.
One-way
The cheapest one-way fare on each of 6 departure dates is usually $126 to $127.
Cheapest one-way found recently
$126
24 Dec · Emirates
Techo International (KTI) → Changi International Airport (SIN)
Leaves 9:40 p.m. · 2 h trip
nonstop
found 3 days ago
Cheapest nonstop one-way
$126
24 Dec · Emirates
Techo International (KTI) → Changi International Airport (SIN)
Leaves 9:40 p.m. · 2 h trip
nonstop
found 3 days ago
Found recently, and the cheapest we hold
$126 24 Decfound 3 days agoOpen this trip
$120 26 Aug 2027found 7 days agoOpen this trip
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $107 to $127.
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 6 departure dates from 10 Dec to 26 Aug 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?
No. We hold one-way fares on 1 other departure date within 3 days of 24 Dec, and it is not cheaper.
Every date we hold
6 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 10 Dec | $127 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 3 days ago | Open this trip |
| 24 Dec | $126 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 3 days ago | Open this trip |
| 26 Dec | $127 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 3 days ago | Open this trip |
| 27 Feb 2027 | $127 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 5 days ago | Open this trip |
| 13 Mar 2027 | $127 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 5 days ago | Open this trip |
| 26 Aug 2027 | $120 | Emirates | Techo International (KTI) → Changi International Airport (SIN) | nonstop | found 7 days ago | Open this trip |
Which month looks cheapest?
August 2027 is the cheapest month — from $120.
Airlines on the cheapest dates: Emirates.
Premium cabin fares from Phnom Penh to Singapore
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 3 Dec – 7 Dec in another cabin: Premium economy · Business · First
Today's prices for 24 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Phnom Penh to Singapore?
Return
Fares 30 to 59 days before departure were typically 18% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (46 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 | $256 | $204 | +23% | 15 |
| 7–13 days | $358 | $204 | +71% | 9 |
| 14–29 days | $256 | $208 | +23% | 36 |
| 30–59 days | $209 | $206 | Cheapest seen | 26 |
| 60–89 days | $261 | $209 | +25% | 16 |
| 90–179 days | $266 | $204 | +27% | 23 |
One-way
The cheapest fares were 14 to 29 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (49 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 |
|---|---|---|---|---|
| 14–29 days | $115 | $112 | Cheapest seen | 27 |
| 30–59 days | $127 | $107 | +10% | 39 |
| 60–89 days | $115 | $111 | +0% | 32 |
| 90–179 days | $127 | $115 | +10% | 44 |
| 180+ days | $155 | $120 | +35% | 16 |
Live price for these dates
The cheapest return found recently is for 3 Dec – 7 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Phnom Penh to Singapore?
The cheapest return found recently is $208 with Emirates, 3 Dec to 7 Dec, found 2 days ago. The cheapest return fare on each of 4 departure dates is usually $321 to $394.
How much is a one-way flight from Phnom Penh to Singapore?
The cheapest one-way found recently is $126 with Emirates, 24 Dec, found 3 days ago. The cheapest one-way we hold, of any age, is $120 with Emirates, 26 Aug 2027, found 7 days ago. The cheapest one-way fare on each of 6 departure dates is usually $126 to $127.
What is the cheapest month to fly from Phnom Penh to Singapore?
December 2026 is the cheapest month for a return, from $208, 3 Dec to 7 Dec, found 2 days ago. August 2027 is the cheapest month for a one-way, from $120, 26 Aug 2027, found 7 days ago.
How far ahead should I book a flight from Phnom Penh to Singapore?
In 46 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 18% lower than 0 to 6 days before departure. In 49 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 14 to 29 days before departure.
Is there a direct flight from Phnom Penh to Singapore?
Yes, the cheapest nonstop return found recently is $208 with Emirates, 3 Dec to 7 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $126 with Emirates, 24 Dec, found 3 days ago.
How long is the flight from Phnom Penh to Singapore?
The cheapest nonstop one-way found recently, with Emirates on 24 Dec, takes 2 h from Techo International (KTI) to Changi International Airport (SIN).
Which airlines have the cheapest flights from Phnom Penh to Singapore?
Between 21 Nov and 26 Aug 2027, Emirates has the cheapest return on 2 of the 4 departure dates we hold, Air Cambodia on 1 and Singapore Airlines on 1. Between 10 Dec and 26 Aug 2027, Emirates has the cheapest one-way on all 6 departure dates we hold.
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
