Q: How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Airfare is typical for this route at the moment. Bangkok Suvarnabhumi Airport to Siem Reap flights typically cost between $291 and $361 in September. The cheapest return price found within the last 5 days was $305 on Bangkok Airways (6 Sept–12 Sept).

Question 1

How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

Airfare is typical for this route at the moment.Bangkok Suvarnabhumi Airport to Siem Reap flights typically cost between $291 and $361 in September.
The cheapest return price found within the last 5 days was $305 on Bangkok Airways (6 Sept–12 Sept).

Question 2

What is the most punctual flight time for Bangkok to Siem Reap flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Question 3

Which airline has the best punctuality record on Bangkok to Siem Reap flights?

Accepted Answer

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

Question 4

How often are flights from Bangkok to Siem Reap delayed?

Accepted Answer

About 9% of weekly flights between Bangkok and Siem Reap have experienced delays in the past year, with the average delay time being 87 minutes.

Question 5

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Question 6

How long is the flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

A quick flight from Bangkok Suvarnabhumi Airport to Siem Reap can take about 1h 20m. Bangkok Airways provides one of the quickest options available for as low as $306. Bangkok Suvarnabhumi Airport and Siem Reap are separated by a distance of 377 km. All flights are typically direct.

Question 7

What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Siem Reap round-trip?

Accepted Answer

Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Siem Reap round-trip from $173. Another airline that can offer you cheap pricing is Bangkok Airways. Thai AirAsia is priced at 44% lower than the current average price of a flight leaving 3 months from now.

Question 8

What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Siem Reap one-way?

Accepted Answer

One-way options have recently been found by users for as low as $113 on Thai AirAsia. Other airlines that offer cheap prices include Bangkok Airways from $139 and Emirates from $170 one-way.

Question 9

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

The best time to book flights from Bangkok Suvarnabhumi Airport to Siem Reap is 55 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.

Question 10

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Siem Reap (average of $279). Flying from Bangkok Suvarnabhumi Airport to Siem Reap in July is currently the most expensive (average of $351). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 11

Weekly flight availability from Bangkok Suvarnabhumi Airport to Siem Reap

Accepted Answer

The most flights from BKK to SAI are scheduled on a Monday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (35 on average).

Question 12

E

Accepted Answer

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Question 13

E

Accepted Answer

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 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

Question 14

What are the cheapest flights from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

Looking at all options, your cheapest flight can be booked for $161. While the most popular route (Bangkok Suvarnabhumi - Siem Reap–Angkor Intl) can be booked for $254 on average, our data indicates $194 when flying from Bangkok Suvarnabhumi Airport to Siem Reap.

Question 15

What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Siem Reap?

Accepted Answer

Consider Finnair (90%), Emirates (84%) or Air France (83%) when booking your flight. These represent the most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Siem Reap.

Question 16

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

Accepted Answer

When flying from Bangkok Suvarnabhumi Airport to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 17

What airport do you fly into for flights to Siem Reap from Bangkok Suvarnabhumi?

Accepted Answer

Located just 39.7 km from the city centre, Siem Reap–Angkor Intl is the airport most travellers will use when flying to Siem Reap from Bangkok Suvarnabhumi. Booking flights from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl (SAI) should be relatively easy as there are 35 daily inbound flights from Bangkok Suvarnabhumi from 2 different airlines.

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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

Question 20

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

Accepted Answer

Yes. Cheapflights offers flight deals from Suvarnabhumi 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.

Question 21

How does Cheapflights help users find flights from Suvarnabhumi to Siem Reap?

Accepted Answer

Deals for Suvarnabhumi to Siem Reap flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 22

Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Siem Reap?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Suvarnabhumi to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 23

Can Cheapflights find flights from Suvarnabhumi to Siem Reap with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Suvarnabhumi to Siem Reap flexibly with Cheapflights today.

Question 24

Can Cheapflights notify me if prices for flights from Suvarnabhumi to Siem Reap become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights from Suvarnabhumi to Siem Reap on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	$305
One-way from	$151
Popular in	July
Cheapest in	September
Average price	$319

Cheap flights from Bangkok Suvarnabhumi Airport to Siem Reap, Cambodia from $151

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Suvarnabhumi to Siem Reap

Cheapest flights from Suvarnabhumi to Siem ReapExplore the most affordable flight options available from Suvarnabhumi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Explore the most affordable flight options available from Suvarnabhumi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Best flights from Suvarnabhumi to Siem ReapDiscover carefully curated flight deals from Suvarnabhumi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Discover carefully curated flight deals from Suvarnabhumi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Direct flights from Suvarnabhumi to Siem ReapExplore direct flight options from Suvarnabhumi to Siem Reap based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Explore direct flight options from Suvarnabhumi to Siem Reap based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Last-minute flights from Suvarnabhumi to Siem ReapDiscover last-minute flight deals from Suvarnabhumi to Siem Reap. Data last updated 15 August 2026 and is based on user searches.

Discover last-minute flight deals from Suvarnabhumi to Siem Reap. Data last updated 15 August 2026 and is based on user searches.

One-way flights from Suvarnabhumi to Siem ReapSearch for one-way flight options from Suvarnabhumi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

Search for one-way flight options from Suvarnabhumi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

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Cheapflights Insights

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

The best time to book flights from Bangkok Suvarnabhumi Airport to Siem Reap is 55 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 month to book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

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

When flying from Bangkok Suvarnabhumi Airport to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Airfare is typical for this route at the moment.

Bangkok Suvarnabhumi Airport to Siem Reap flights typically cost between $291 and $361 in September.The cheapest return price found within the last 5 days was $305 on Bangkok Airways (6 Sept–12 Sept).

Weekly flight availability from Bangkok Suvarnabhumi Airport to Siem Reap

The most flights from BKK to SAI are scheduled on a Monday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (35 on average).

How often are flights from Bangkok to Siem Reap delayed?

About 9% of weekly flights between Bangkok and Siem Reap have experienced delays in the past year, with the average delay time being 87 minutes.

What is the most punctual flight time for Bangkok to Siem Reap flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Siem Reap flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

Reviews of airlines servicing Siem Reap

Check out reviews from past customers who have flown with Thai AirAsia from Bangkok Suvarnabhumi Airport to Siem Reap to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Siem Reap from Bangkok Suvarnabhumi?

How long is the flight from Bangkok Suvarnabhumi Airport to Siem Reap?

What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Siem Reap round-trip?

What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Siem Reap one-way?

What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Siem Reap?

What are the cheapest flights from Bangkok Suvarnabhumi Airport to Siem Reap?

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

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

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

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

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Find flights from Suvarnabhumi to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Suvarnabhumi and Siem Reap flights

Browse other Suvarnabhumi and Siem Reap flight options. Last updated on 15 August 2026.

Other flights from Suvarnabhumi

Browse through other flights departing from Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 15 August 2026.

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Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Siem Reap?

Can Cheapflights find flights from Suvarnabhumi to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights from Suvarnabhumi to Siem Reap become cheaper?

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Cheapest flights from Suvarnabhumi to Siem Reap
Explore the most affordable flight options available from Suvarnabhumi to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2026.

Best flights from Suvarnabhumi to Siem Reap
Discover carefully curated flight deals from Suvarnabhumi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2026.

Direct flights from Suvarnabhumi to Siem Reap
Explore direct flight options from Suvarnabhumi to Siem Reap based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 August 2026.

Last-minute flights from Suvarnabhumi to Siem Reap
Discover last-minute flight deals from Suvarnabhumi to Siem Reap. Data last updated 15 August 2026 and is based on user searches.

One-way flights from Suvarnabhumi to Siem Reap
Search for one-way flight options from Suvarnabhumi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 15 August 2026.

Bangkok Suvarnabhumi Airport to Siem Reap flights typically cost between $291 and $361 in September.
The cheapest return price found within the last 5 days was $305 on Bangkok Airways (6 Sept–12 Sept).