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Cheap flights from Siem Reap, Cambodia to Bangkok Suvarnabhumi Airport

SAI — BKK
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Siem Reap–Angkor Intl to Bangkok Suvarnabhumi are usually found in December or May, booked 12 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Siem Reap to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Siem Reap (SAI) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 September 2025.

Popular in

August

Cheapest in

December

Average price

£129
Highest demand for flights based on searches. 12% potential increase in price (£13 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Best time to book a flight from Siem Reap to Suvarnabhumi

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

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

Currently, May is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of £717). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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.

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

Find hourly flight availability from Siem Reap to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

When flying from Siem Reap to Bangkok Suvarnabhumi Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 94% versus a flight at midday.

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated 15 September 2025.
Get a feel of what it's like to fly with Thai AirAsia from Siem Reap to Bangkok Suvarnabhumi Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai AirAsia
7.5
Good
216 reviews
Check prices

Food

6.1

Overall

7.5

Comfort

6.8

Boarding

7.5

Entertainment

5.5

Crew

8.0

Reviews

1 / 4
2.0
Mediocre

David,Jun 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO
Thai AirAsia
7.5
Good
216 reviews
Thai AirAsia
7.5
Good
216 reviews
Check prices

Food

6.1

Overall

7.5

Comfort

6.8

Boarding

7.5

Entertainment

5.5

Crew

8.0

Reviews

1 / 4
2.0
Mediocre

David,Jun 2025

DMK - HKT

Treat customers little heard animal, poor customer service obviously directed by the elitest and entitled Air Asia CEO

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Suvarnabhumi. 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 from for flights from Siem Reap to Bangkok Suvarnabhumi?

    Located just 24.7 mi from the city center, Siem Reap–Angkor Intl is the airport most travelers will use when flying to Bangkok Suvarnabhumi from Siem Reap. Booking flights from Siem Reap–Angkor Intl (SAI) to Bangkok Suvarnabhumi should be relatively easy as there are 32 daily outbound flights to Bangkok Suvarnabhumi from 1 airline.

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

    Currently priced at £102, Thai AirAsia will fly you from Siem Reap to Bangkok Suvarnabhumi Airport and back. In addition to Thai AirAsia, many other airlines offer competitively priced options for your trip. Users have found that Thai AirAsia is 20% cheaper than the other options available to this destination.

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

    Before booking your flight to Bangkok Suvarnabhumi Airport from Siem Reap, check out the most reliable airlines to get you to your destination on time: SWISS (100%), Garuda Indonesia (100%), Singapore Airlines( 94%).

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

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

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

    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.

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

    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.

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

    Currently, May is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of £717). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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.

See more FAQs

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Chonburi
Ayutthaya
Ko Samet
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Siem Reap to Suvarnabhumi

Discover the top airline that operate flights from Siem Reap to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest£102Average£135FlexibilityNo cancel feeOn-time87%
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Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Siem Reap to Suvarnabhumi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Siem Reap to Suvarnabhumi for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily 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?

Yes! Start tracking prices for Siem Reap to Suvarnabhumi flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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