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

Thai AirAsia, at C$ 193, was found to be the cheapest airline from Bangkok Suvarnabhumi Airport to Siem Reap. An alternate airline flying to your destination would be Thai Airways. Thai AirAsia is 21% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Bangkok Suvarnabhumi Airport to Siem Reap?

Travelers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Siem Reap flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Bangkok Suvarnabhumi Airport to Siem Reap

The most flights from BKK to SAI are scheduled on a Tuesday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 mm 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.

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).

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

No one likes to see their flight delayed. When booking a flight from Bangkok Suvarnabhumi Airport to Siem Reap consider choosing Finnair (93%), Etihad Airways (92%) or Qantas Airways (90%) as they are the most reliable in getting you off to your destination on time.

What is the cheapest day to fly round-trip from Bangkok Suvarnabhumi Airport to Siem Reap?

Sunday flights are generally found to be more expensive for flights from Bangkok Suvarnabhumi Airport to Siem Reap. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Siem Reap.

What is the cheapest month to fly from Bangkok Suvarnabhumi Airport to Siem Reap?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Siem Reap. Flights to Siem Reap from Bangkok Suvarnabhumi Airport in October are about C$ 245 on average during October, but can be found for as low as C$ 191.

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

Siem Reap–Angkor Intl (SAI), located 39.7 km from the city centre, is the airport you fly into when you book flights from Bangkok Suvarnabhumi to Siem Reap. 2 airlines have flights to Siem Reap–Angkor Intl from Bangkok Suvarnabhumi on a regular basis. Booking flights from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl should not be difficult; the airport handles an average of 33 inbound flights from Bangkok Suvarnabhumi per day.

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

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

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

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.

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

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.

Find Flights from Bangkok Suvarnabhumi Airport to Siem Reap, Cambodia

Q: How far in advance should I book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?

Find a great deal and save up to 6% by booking at least 9 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Bangkok Suvarnabhumi Airport to Siem Reap within the next two weeks, with the cheapest ticket starting at C$ 219.

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl are usually found in October or June, booked 78 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Suvarnabhumi to Siem Reap

Popular in	December
Cheapest in	October
Average price	C$ 233

Highest demand for flights based on searches. 6% potential increase in price (C$ 22 potential increase over avg. RT price).

Search Deals

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

Search Deals

Average for round-trip flights in September 2025

Search Deals

Best time to book a flight from Suvarnabhumi to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Siem Reap

Prices

Airlines

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

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok Suvarnabhumi Airport to Siem Reap. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

A simple way to save on the total cost of your ticket is to fly from Bangkok Suvarnabhumi Airport to Siem Reap at noon. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown Thai Airways and Thai AirAsia from Bangkok Suvarnabhumi Airport 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.

Thai Airways

7.8

Good

350 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Thai Airways

7.8

Good

350 reviews

Thai Airways

7.8

Good

350 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Thai AirAsia

7.5

Good

216 reviews

Thai Airways

7.8

Good

350 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Related info for your journey

What airport do you fly into for flights to Siem Reap from Bangkok Suvarnabhumi?
Siem Reap–Angkor Intl (SAI), located 39.7 km from the city centre, is the airport you fly into when you book flights from Bangkok Suvarnabhumi to Siem Reap. 2 airlines have flights to Siem Reap–Angkor Intl from Bangkok Suvarnabhumi on a regular basis. Booking flights from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl should not be difficult; the airport handles an average of 33 inbound flights from Bangkok Suvarnabhumi per day.
What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Siem Reap round-trip?
Thai AirAsia, at C$ 193, was found to be the cheapest airline from Bangkok Suvarnabhumi Airport to Siem Reap. An alternate airline flying to your destination would be Thai Airways. Thai AirAsia is 21% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Siem Reap?
No one likes to see their flight delayed. When booking a flight from Bangkok Suvarnabhumi Airport to Siem Reap consider choosing Finnair (93%), Etihad Airways (92%) or Qantas Airways (90%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Suvarnabhumi to Siem Reap that include hotel bookings?
Yes. In addition to deals on Suvarnabhumi to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Suvarnabhumi to Siem Reap?
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.
Can I find deals for business class flights from Suvarnabhumi to Siem Reap?
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.

See more FAQs

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Siem Reap car rentals

Siem Reap–Angkor Intl Airport car rentals

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Wat Damnak Area car rentals

Taphul Village Area car rentals

Wat Bo Area car rentals

Wat Polanka Area car rentals

Night Market Area car rentals

Royal Gardens Area car rentals

Phsar Leu Area car rentals

Top 2 airlines flying from Suvarnabhumi to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
Thai AirAsia	CheapestC$ 193	AverageC$ 235	FlexibilityNo cancel fee	On-time87%	Search Thai AirAsia flights
Thai Airways	CheapestC$ 275	AverageC$ 278	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Siem Reap from Suvarnabhumi today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Suvarnabhumi to Siem Reap for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Suvarnabhumi to Siem Reap with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Suvarnabhumi to Siem Reap 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.

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Cheap flights from Bangkok Suvarnabhumi Airport to Siem Reap, Cambodia

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl are usually found in October or June, booked 78 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Suvarnabhumi to Siem Reap

Popular in

Cheapest in

Average price

Best time to book a flight from Suvarnabhumi to Siem Reap

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

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Siem Reap

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

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

Weekly flight availability from Bangkok Suvarnabhumi Airport to Siem Reap

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown Thai Airways and Thai AirAsia from Bangkok Suvarnabhumi Airport 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 Suvarnabhumi 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 airport do you fly into for flights to Siem Reap from Bangkok Suvarnabhumi?

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

What are the most reliable airlines 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?

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 Suvarnabhumi to Siem Reap

Fly with Cheapflights

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

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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