Cheap flights from Bangkok Suvarnabhumi Airport to Siem Reap, Cambodia from $163

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SAI
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Suvarnabhumi to Siem Reap

Enter your travel dates to find the best prices.

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 2 April 2026.

Sat 9/520:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Thu 14/523:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 29/3$294
Sat 4/420:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Tue 7/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 1/4$296
Thu 2/420:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Tue 28/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 30/3$297
Tue 7/420:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Sat 11/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 1/4$299
Sat 3/1020:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Tue 13/1023:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 29/3$313
Tue 7/720:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Thu 16/723:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 31/3$315
Mon 15/607:40
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Thu 18/609:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Deal found 31/3$317
Wed 20/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Thu 28/509:45
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 1/4$319
Sat 9/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Wed 13/509:45
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 29/3$325
Mon 11/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Thu 14/509:45
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 28/3$328
Fri 4/917:35
BKK
-
SAI
Nonstop1h 10m
Bangkok Airways
Mon 7/912:55
SAI
-
BKK
Nonstop1h 30m
Bangkok Airways
Deal found 30/3$335

Find flight deals from Suvarnabhumi to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Siem Reap (SAI). 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 2 April 2026.

Round-trip from

$294

One-way from

$163

Popular in

December

Cheapest in

June

Average price

$260
Emirates
  • Emirates
  • 9/5-12/5
  • Nonstop
  • 2h 40m total
  • Bangkok to Siem Reap
Bangkok Airways
  • Bangkok Airways
  • 16/6
  • Nonstop
  • 1h 20m total
  • Bangkok to Siem Reap
Highest demand for flights based on searches. 7% potential increase in price ($33 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Suvarnabhumi to Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 April 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 28/4

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Tue 5/5

23:50-01:10

Nonstop1h 20m

$296

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 7/7

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Thu 16/7

23:50-01:10

Nonstop1h 20m

$313

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Mon 15/6

07:40-09:00

Nonstop1h 20m

Siem Reap–Angkor Intl

Thu 18/6

09:40-11:00

Nonstop1h 20m

$317

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Fri 4/9

17:35-18:45

Nonstop1h 10m

Siem Reap–Angkor Intl

Mon 7/9

12:55-14:25

Nonstop1h 30m

$335

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sun 19/4

07:35-09:05

Nonstop1h 30m

Siem Reap–Angkor Intl

Sun 26/4

13:05-14:40

Nonstop1h 35m

$395
Fastest return journey

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Fri 14/8

07:40-09:00

Nonstop1h 20m

Siem Reap–Angkor Intl

Sun 16/8

19:30-20:45

Nonstop1h 15m

$404

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Fri 4/9

19:05-17:10

1 stop22h 05m

Siem Reap–Angkor Intl

Mon 7/9

18:05-18:05

1 stop24h 00m

$561

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Mon 11/5

10:20-14:20

1 stop4h 00m

Siem Reap–Angkor Intl

Thu 14/5

15:10-12:05

1 stop20h 55m

$564
Cheapest one-way

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Thu 23/4

07:35-09:05

Nonstop1h 30m

$166

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sun 19/4

07:35-09:05

Nonstop1h 30m

$176

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 Bangkok Suvarnabhumi Airport to Siem Reap

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

Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Siem Reap. Price data was last updated on 13 March 2026.

The best time to book flights from Bangkok Suvarnabhumi Airport to Siem Reap is 44 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?

Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Siem Reap (average of $203). Flying from Bangkok Suvarnabhumi Airport to Siem Reap in December is currently the most expensive (average of $257). 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 BKK to SAI?

Find hourly flight availability from Suvarnabhumi to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 April 2026.

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?

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. 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 Siem Reap. Reviews last updated 2 April 2026.
Check out reviews from past customers who have flown with Bangkok Airways and 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.

Entertainment

6.3

Crew

8.6

Boarding

8.1

Overall

8.1

Comfort

8.0

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Entertainment

6.3

Crew

8.6

Boarding

8.1

Overall

8.1

Comfort

8.0

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Entertainment

6.3

Crew

8.6

Boarding

8.1

Overall

8.1

Comfort

8.0

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

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?

    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 33 daily inbound flights from Bangkok Suvarnabhumi from 2 different airlines.

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

    A quick flight from Bangkok Suvarnabhumi Airport to Siem Reap can take about 1h 20m. Emirates provides one of the quickest options available for as low as $296. Bangkok Suvarnabhumi Airport and Siem Reap are separated by a distance of 377 km. All flights are typically direct.

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

    Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Siem Reap round-trip from $185. Another airline that can offer you cheap pricing is Bangkok Airways. Thai AirAsia is priced at 34% lower than the current average price of a flight leaving 3 months from now.

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

    Consider Thai Airways (88%), Turkish Airlines (88%) or Austrian Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Siem Reap.

  • 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 holiday 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.

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

    Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Siem Reap (average of $203). Flying from Bangkok Suvarnabhumi Airport to Siem Reap in December is currently the most expensive (average of $257). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Suvarnabhumi to Siem Reap

Discover the top 2 airlines that operate flights from Suvarnabhumi to Siem Reap. 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 647,157 searches. Data last updated 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$185Average$253FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Bangkok AirwaysCheapest$256Average$379FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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.

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

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.

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

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

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

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.

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