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Sihanoukville to Siem Reap in November 2026 KOS → SAI

Sihanouk International Airport (KOS) → Siem Reap International Airport (SAI)

For departures in November 2026, the cheapest return found recently is $284 with Air Cambodia, 17 Nov – 19 Nov, found 5 days ago. The cheapest one-way found recently is $106 with Air Cambodia, 13 Nov, found 4 days ago.

Return

We hold return fares on only 2 departure dates in November 2026, too few to say what one usually costs.

Cheapest return found recently

$284

17 Nov – 19 Nov · Air Cambodia

Sihanouk International Airport (KOS) → Siem Reap International Airport (SAI)

out nonstop, back nonstop

found 5 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
17 Nov – 19 Nov$284Air Cambodiaout nonstop, back nonstopfound 5 days agoSee prices for these dates
15 Nov – 18 Nov$400Air Cambodiaout nonstop, back 1 stopfound 5 days agoSee prices for these dates

Every date we hold

2 departure dates

15 Nov – 18 Nov: $400, found 5 days ago17 Nov – 19 Nov: $284, found 5 days agoNov
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
15 Nov – 18 Nov$400Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)out nonstop, back 1 stopfound 5 days agoSee prices for these dates
17 Nov – 19 Nov$284Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

October 2026 is the cheapest month — from $219.

October 2026From $219Cheapest seen1 departure date21 Oct – 22 Oct · found 6 days agoSee prices for these dates
November 2026From $2842 departure dates17 Nov – 19 Nov · found 5 days agoSee prices for these dates
January 2027From $2501 departure date23 Jan 2027 – 26 Jan 2027 · found yesterdaySee prices for these datesEvery date in January 2027

One-way

In November 2026, the cheapest one-way fare on each of 7 departure dates is usually $120 to $121. Across all 36 departure dates we hold on this route, it is usually $119 to $122. Of the 6 months with enough one-way fares to compare, 2 are usually cheaper than November 2026.

Cheapest one-way found recently

$106

13 Nov · Air Cambodia

Sihanouk International Airport (KOS) → Siem Reap International Airport (SAI)

nonstop

found 4 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in November 2026

DatesFromAirlineStopsFound
13 Nov$106Air Cambodianonstopfound 4 days agoOpen this trip
3 Nov$120Air Cambodianonstopfound 4 days agoOpen this trip
4 Nov$120Air Cambodianonstopfound 4 days agoOpen this trip
22 Nov$120Air Cambodianonstopfound 4 days agoOpen this trip
23 Nov$120Air Cambodianonstopfound 4 days agoOpen this trip

Every date we hold

7 departure dates

3 Nov: $120, found 4 days ago4 Nov: $120, found 4 days ago9 Nov: $121, found 6 days ago13 Nov: $106, found 4 days ago21 Nov: $121, found 5 days ago22 Nov: $120, found 4 days ago23 Nov: $120, found 4 days agoNov
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
3 Nov$120Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip
4 Nov$120Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip
9 Nov$121Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 6 days agoOpen this trip
13 Nov$106Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip
21 Nov$121Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 5 days agoOpen this trip
22 Nov$120Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip
23 Nov$120Air CambodiaSihanouk International Airport (KOS) → Siem Reap International Airport (SAI)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $83.

October 2026From $83Cheapest seen4 departure dates25 Oct · found 3 days agoOpen this trip
November 2026From $1067 departure dates13 Nov · found 4 days agoOpen this trip
December 2026From $1073 departure dates23 Dec · found 2 days agoOpen this trip
January 2027From $10511 departure dates6 Jan 2027 · found todayOpen this tripEvery date in January 2027
February 2027From $1214 departure dates19 Feb 2027 · found 3 days agoOpen this trip
March 2027From $1085 departure dates11 Mar 2027 · found 4 days agoOpen this trip
May 2027From $1341 departure date3 May 2027 · found yesterdayOpen this trip
July 2027From $1221 departure date11 Jul 2027 · found 3 days agoOpen this trip

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