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

Airfare is above average for this route at the moment. Siem Reap to Bangkok Suvarnabhumi Airport flights typically cost between $248 and $278 in September. The cheapest return price found within the last 5 days was $327 on Cambodia Airways (19 Sept–23 Sept).

Question 1

How often are flights from Siem Reap to Bangkok delayed?

Accepted Answer

About 8% of weekly flights between Siem Reap and Bangkok have experienced delays in the past year, with the average delay time being 102 minutes.

Question 2

Which airline has the best punctuality record on Siem Reap to Bangkok 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 3

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

Accepted Answer

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Question 4

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

Accepted Answer

Airfare is above average for this route at the moment.Siem Reap to Bangkok Suvarnabhumi Airport flights typically cost between $248 and $278 in September.
The cheapest return price found within the last 5 days was $327 on Cambodia Airways (19 Sept–23 Sept).

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 Wednesday has historically faced a higher average of delays compared to other days of the week.

Question 6

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

Accepted Answer

Airlines like Emirates, Cambodia Airways, and VietJet Air fly from Siem Reap to Bangkok Suvarnabhumi Airport in about 1h 20m. The time it takes to get you to your destination can typically vary by up to 16h 35m. Siem Reap and Bangkok Suvarnabhumi Airport are separated by a distance of 377 km. This flight may include one or multiple stops.

Question 7

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

Accepted Answer

The cheapest airline one-way is Thai AirAsia, with whom users have recently found tickets for as low as $129. However, be on the lookout for offers from Bangkok Airways and Thai Airways, as they are both options that can get you from Siem Reap to Bangkok Suvarnabhumi Airport for a low price.

Question 8

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

Accepted Answer

The price you pay for your flight from Siem Reap to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 9

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

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of $262). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in August is currently the most expensive (average of $398). 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 10

Weekly flight availability from Siem Reap to Bangkok Suvarnabhumi Airport

Accepted Answer

The most flights from SAI to BKK are scheduled on a Thursday (49 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (34 on average).

Question 11

E

Accepted Answer

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

Question 12

E

Accepted Answer

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, 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 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Question 13

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

Accepted Answer

On average you can expect to pay $311 for a flight from Siem Reap to Bangkok Suvarnabhumi Airport. The cheapest flight overall is $171 while the most popular route, (Siem Reap–Angkor Intl - Bangkok Suvarnabhumi) is currently priced at $268.

Question 14

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

Accepted Answer

Consider SWISS (90%), Garuda Indonesia (90%) or Qantas Airways (84%) when booking your flight. These represent the most reliable airlines when flying from Siem Reap to Bangkok Suvarnabhumi Airport.

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

For a flight from Siem Reap to Bangkok Suvarnabhumi, you will be flying from Siem Reap–Angkor Intl. Siem Reap–Angkor Intl (SAI) is just 39.7 km from the centre of the city. Siem Reap–Angkor Intl is the only Siem Reap airport and it handles 38 outbound flights to Bangkok Suvarnabhumi per day. 0 airlines have flights to Bangkok Suvarnabhumi from Siem Reap–Angkor Intl on a regular basis.

Question 17

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

Accepted Answer

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

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

Yes. Cheapflights offers flight deals from Siem Reap to Suvarnabhumi 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 20

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

Accepted Answer

Cheapflights helps you search for flights from Siem Reap to Suvarnabhumi via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 21

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Suvarnabhumi from Siem Reap.

Question 22

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

Accepted Answer

Need flexible booking options for your flight to Suvarnabhumi from Siem Reap? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 23

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

Accepted Answer

Yes, Cheapflights offers price alerts on Siem Reap to Suvarnabhumi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	$327
One-way from	$169
Popular in	August
Cheapest in	September
Average price	$262

Cheap flights from Siem Reap, Cambodia to Bangkok Suvarnabhumi Airport from $169

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Siem Reap to Suvarnabhumi

Cheapest flights from Siem Reap to SuvarnabhumiExplore the most affordable flight options available from Siem Reap to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Explore the most affordable flight options available from Siem Reap to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Siem Reap to SuvarnabhumiDiscover carefully curated flight deals from Siem Reap to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals from Siem Reap to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Siem Reap to SuvarnabhumiExplore direct flight options from Siem Reap to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Explore direct flight options from Siem Reap to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Siem Reap to SuvarnabhumiDiscover last-minute flight deals from Siem Reap to Suvarnabhumi. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from Siem Reap to Suvarnabhumi. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Siem Reap to SuvarnabhumiSearch for one-way flight options from Siem Reap to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options from Siem Reap to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

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Cheapflights Insights

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

The price you pay for your flight from Siem Reap to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

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

When flying from Siem Reap to Bangkok Suvarnabhumi Airport, 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 Siem Reap to Bangkok Suvarnabhumi Airport?

Airfare is above average for this route at the moment.

Siem Reap to Bangkok Suvarnabhumi Airport flights typically cost between $248 and $278 in September.The cheapest return price found within the last 5 days was $327 on Cambodia Airways (19 Sept–23 Sept).

Weekly flight availability from Siem Reap to Bangkok Suvarnabhumi Airport

The most flights from SAI to BKK are scheduled on a Thursday (49 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (34 on average).

How often are flights from Siem Reap to Bangkok delayed?

About 8% of weekly flights between Siem Reap and Bangkok have experienced delays in the past year, with the average delay time being 102 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening 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 Wednesday has historically faced a higher average of delays compared to other days of the week.

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

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

Related info for your journey

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

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

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

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

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

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

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

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

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

Travelling to a place near Bangkok Suvarnabhumi Airport?

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Siem Reap and Suvarnabhumi flights

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

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

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

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Cheapest flights from Siem Reap to Suvarnabhumi
Explore the most affordable flight options available from Siem Reap to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Siem Reap to Suvarnabhumi
Discover carefully curated flight deals from Siem Reap to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from Siem Reap to Suvarnabhumi
Explore direct flight options from Siem Reap to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Siem Reap to Suvarnabhumi
Discover last-minute flight deals from Siem Reap to Suvarnabhumi. Data last updated 7 September 2026 and is based on user searches.

One-way flights from Siem Reap to Suvarnabhumi
Search for one-way flight options from Siem Reap to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Siem Reap to Bangkok Suvarnabhumi Airport flights typically cost between $248 and $278 in September.
The cheapest return price found within the last 5 days was $327 on Cambodia Airways (19 Sept–23 Sept).