What are the cheapest airlines flying from Singapore to Siem Reap round-trip?

Our cheapest airline available from Singapore to Siem Reap is AirAsia Cambodia. Our recent data shows that you can find tickets from as low as $158 on this airline. An additional option worth looking into is Singapore Airlines, starting at $196. Users have found that AirAsia Cambodia is 42% cheaper than the other options available to this destination.

What is the cheapest day to fly from Singapore to Siem Reap?

Travelers seeking maximum savings on their Singapore to Siem Reap flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Singapore to Siem Reap

The most flights from SIN to SAI are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 10.2 inches per month. September is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 in.

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 75.2 F).

What are the most reliable airlines from Singapore to Siem Reap?

The top 3 most reliable airlines when flying from Singapore to Siem Reap are United Airlines (97%), Air India (97%) and Virgin Australia (97%).

What is the cheapest day to fly round-trip from Singapore to Siem Reap?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 35% on the overall cost on flights from Singapore to Siem Reap.

How far in advance should I book a flight from Singapore to Siem Reap?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 38 days in advance, which can save you up to 52% on flights from Singapore to Siem Reap compared to booking the week you need them. Waiting 38 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $260. For sooner than that we have options available in the next 3 days from $271.

What is the cheapest month to fly from Singapore to Siem Reap?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Siem Reap. Flights to Siem Reap from Singapore in February are about $273 on average during February, but can be found for as low as $155.

Can I find deals for flights from Singapore to Siem Reap that include hotel bookings?

Yes. In addition to deals on Singapore to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Singapore to Siem Reap?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Siem Reap.

Can I find deals for business class flights from Singapore to Siem Reap?

Yes. Cheapflights offers flight deals from Singapore to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Singapore to Siem Reap, Cambodia

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Cheapflights Tip: The best prices from Singapore Changi to Siem Reap–Angkor Intl are usually found in February or May, booked 37 days in advance, depart on a Thursday or Saturday and return on a Friday

Cheap flight deals from Singapore to Siem Reap

Popular in	July
Cheapest in	February
Average price	$286

Highest demand for flights based on searches. 4% potential increase in price ($12 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Best time to book a flight from Singapore to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Singapore with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Siem Reap

Prices

Airlines

How far ahead should I book a flight from Singapore to Siem Reap?

The best time to book flights from Singapore to Siem Reap is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest time of day to fly from SIN to SAI?

It’s typically best to fly out from Singapore to Siem Reap in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown Singapore Airlines from Singapore to Siem Reap. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very good

1,365 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Singapore Airlines

8.1

Very good

1,365 reviews

Singapore Airlines

8.1

Very good

1,365 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

What are the cheapest airlines flying from Singapore to Siem Reap round-trip?
Our cheapest airline available from Singapore to Siem Reap is AirAsia Cambodia. Our recent data shows that you can find tickets from as low as $158 on this airline. An additional option worth looking into is Singapore Airlines, starting at $196. Users have found that AirAsia Cambodia is 42% cheaper than the other options available to this destination.
What are the most reliable airlines from Singapore to Siem Reap?
The top 3 most reliable airlines when flying from Singapore to Siem Reap are United Airlines (97%), Air India (97%) and Virgin Australia (97%).
Can I find deals for flights from Singapore to Siem Reap that include hotel bookings?
Yes. In addition to deals on Singapore to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Singapore to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Siem Reap.
Can I find deals for business class flights from Singapore to Siem Reap?
Yes. Cheapflights offers flight deals from Singapore to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Complete your trip

Siem Reap car rentals

Siem Reap–Angkor Intl Airport car rentals

Old French Quarter car rentals

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Wat Bo Area car rentals

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Phsar Leu Area car rentals

Top 2 airlines flying from Singapore to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
AirAsia Cambodia	Cheapest$158	Average$199	FlexibilityNo cancel fee	On-timeN/A
Singapore Airlines	Cheapest$196	Average$274	FlexibilityNo cancel fee	On-time81%

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Cheap flights from Singapore (SIN) to Siem Reap, Cambodia (SAI)

Find cheap flights from Singapore to Siem Reap with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Singapore Changi to Siem Reap–Angkor Intl are usually found in February or May, booked 37 days in advance, depart on a Thursday or Saturday and return on a Friday

Cheap flight deals from Singapore to Siem Reap

Popular in

Cheapest in

Average price

Best time to book a flight from Singapore to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Singapore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Siem Reap

How far ahead should I book a flight from Singapore to Siem Reap?

What is the cheapest time of day to fly from SIN to SAI?

Weekly flight availability from Singapore to Siem Reap

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown Singapore Airlines from Singapore to Siem Reap. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Singapore to Siem Reap round-trip?

What are the most reliable airlines from Singapore to Siem Reap?

Can I find deals for flights from Singapore to Siem Reap that include hotel bookings?

How can I find direct flights from Singapore to Siem Reap?

Can I find deals for business class flights from Singapore to Siem Reap?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Top 2 airlines flying from Singapore to Siem Reap

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