HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Suvarnabhumi

Cheap flights from Siem Reap, Cambodia (SAI) to Suvarnabhumi (BKK)

SAI — BKK
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Siem Reap to Suvarnabhumi with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Siem Reap–Angkor Intl to Bangkok Suvarnabhumi are usually found in December or May, booked 56 days in advance, depart on a Thursday or Friday and return on a Thursday

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 November 5, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Popular in

August

Cheapest in

December

Average price

$168
Provider with most accurate pricing for Siem Reap–Angkor Intl-Bangkok Suvarnabhumi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Siem Reap–Angkor Intl-Bangkok Suvarnabhumi flights.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Compare providers for flights from Siem Reap to Suvarnabhumi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Siem Reap to Suvarnabhumi in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Siem Reap-Bangkok Suvarnabhumi Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Siem Reap-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Siem Reap-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Siem Reap-Bangkok Suvarnabhumi Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Siem Reap-Bangkok Suvarnabhumi Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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 Siem Reap to Bangkok Suvarnabhumi Airport

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

Currently, February is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of $113). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in September is currently the most expensive (average of $168). 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 November 5, 2025.

A simple way to save on the total cost of your ticket is to fly from Siem Reap to Bangkok Suvarnabhumi Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 84% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Siem Reap to Suvarnabhumi. Price data was last updated on November 2, 2025.

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

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 November 5, 2025.
Peruse reviews from past customers who have flown with Bangkok Airways and Thai AirAsia from Siem Reap to Bangkok Suvarnabhumi Airport 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.
Bangkok Airways
8.0
Very good
117 reviews

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Bangkok Airways
8.0
Very good
117 reviews
Bangkok Airways
8.0
Very good
117 reviews

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Thai AirAsia
7.5
Good
217 reviews
Bangkok Airways
8.0
Very good
117 reviews

Entertainment

6.2

Comfort

7.9

Boarding

8.0

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

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 33 daily outbound flights to Bangkok Suvarnabhumi from 2 different airlines.

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

    Currently priced at $126, 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. Check Cheapflights for deals on Bangkok Airways for as low as $200. Thai AirAsia is currently priced 29% below the average price you’ll pay for this route.

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

    The top 3 most reliable airlines when flying from Siem Reap to Bangkok Suvarnabhumi Airport are SWISS (97%), Garuda Indonesia (97%) and Qantas Airways (93%).

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of $113). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in September is currently the most expensive (average of $168). 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

Traveling to a place near Bangkok Suvarnabhumi Airport?

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

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.

Top 2 airlines flying from Siem Reap to Suvarnabhumi

Discover the top 2 airlines 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 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$126Average$172FlexibilityNo cancel feeOn-time87%
Bangkok AirwaysCheapest$200Average$262FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.