Cheap flights from Bangkok Suvarnabhumi Airport to Siem Reap, Cambodia from £78
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SAI
9 Oct — 16 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Siem Reap–Angkor Intl are usually found in October or March, booked 56 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Suvarnabhumi to Siem Reap
Enter your travel dates to find the best prices.
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One-way
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 9 September 2026.
Tue 8/1207:45 -
Nonstop1h 00m
Tue 15/1209:50 -
Nonstop1h 05m
Deal found 6/9£157
Mon 26/1017:25 -
Nonstop1h 05m
Wed 28/1009:55 -
Nonstop1h 25m
Deal found 9/9£160
Tue 8/920:10 -
Nonstop1h 20m
Thu 19/1123:50 -
Nonstop1h 20m
Deal found 4/9£166
Tue 8/920:10 -
Nonstop1h 20m
Thu 10/923:50 -
Nonstop1h 20m
Deal found 6/9£167
Sat 7/1119:50 -
Nonstop1h 20m
Thu 19/1123:50 -
Nonstop1h 20m
Deal found 7/9£168
Thu 26/1107:55 -
Nonstop1h 20m
Sun 29/1109:55 -
Nonstop1h 25m
Deal found 9/9£170
Sat 31/1019:50 -
Nonstop1h 20m
Sat 28/1123:50 -
Nonstop1h 20m
Deal found 6/9£177
Tue 1/1219:50 -
Nonstop1h 20m
Sat 5/1223:50 -
Nonstop1h 20m
Deal found 8/9£178
Wed 16/918:05 -
Nonstop1h 30m
Wed 23/916:00 -
Nonstop1h 20m
Deal found 9/9£179
Fri 11/1207:55 -
Nonstop1h 20m
Wed 16/1219:25 -
Nonstop1h 25m
Deal found 5/9£187
Thu 19/1119:50 -
Nonstop1h 20m
Thu 10/1223:50 -
Nonstop1h 20m
Deal found 5/9£188
Best flights from Suvarnabhumi to Siem Reap
Discover carefully curated flight deals from Suvarnabhumi to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.
Tue 27/1019:50 -
Nonstop1h 20m
Thu 29/1023:50 -
Nonstop1h 20m
Deal found 8/9£167
Sun 10/107:55 -
Nonstop1h 20m
Fri 15/109:55 -
Nonstop1h 25m
Deal found 6/9£176
Thu 12/1117:10 -
Nonstop1h 30m
Sun 15/1115:45 -
Nonstop1h 30m
Deal found 8/9£221
Tue 9/219:50 -
Nonstop1h 20m
Tue 16/223:50 -
Nonstop1h 20m
Deal found 9/9£168
Tue 8/1219:50 -
Nonstop1h 20m
Sat 12/1223:50 -
Nonstop1h 20m
Deal found 5/9£177
Fri 22/107:55 -
Nonstop1h 20m
Tue 26/113:20 -
Nonstop1h 25m
Deal found 5/9£206
Sat 3/1007:40 -
Nonstop1h 20m
Wed 7/1012:55 -
Nonstop1h 30m
Deal found 9/9£212
Wed 28/1018:00 -
Nonstop1h 30m
Sun 1/1115:45 -
Nonstop1h 30m
Deal found 4/9£241
Wed 2/1218:00 -
Nonstop1h 30m
Wed 30/1215:45 -
Nonstop1h 30m
Deal found 8/9£247
Direct flights from Suvarnabhumi to Siem Reap
Explore direct flight options from Suvarnabhumi to Siem Reap based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.
Tue 8/1207:45 -
Nonstop1h 00m
Tue 15/1209:50 -
Nonstop1h 05m
Deal found 6/9£157
Mon 26/1017:25 -
Nonstop1h 05m
Wed 28/1009:55 -
Nonstop1h 25m
Deal found 9/9£160
Thu 14/119:50 -
Nonstop1h 20m
Sat 16/123:50 -
Nonstop1h 20m
Deal found 4/9£166
Tue 2/219:50 -
Nonstop1h 20m
Tue 23/223:50 -
Nonstop1h 20m
Deal found 7/9£167
Sat 7/1119:50 -
Nonstop1h 20m
Tue 10/1123:50 -
Nonstop1h 20m
Deal found 6/9£168
Thu 26/1107:55 -
Nonstop1h 20m
Sun 29/1109:55 -
Nonstop1h 25m
Deal found 9/9£170
Wed 3/307:55 -
Nonstop1h 20m
Sun 7/319:25 -
Nonstop1h 25m
Deal found 5/9£172
Sun 10/107:55 -
Nonstop1h 20m
Fri 15/109:55 -
Nonstop1h 25m
Deal found 6/9£176
Sat 6/219:50 -
Nonstop1h 20m
Sat 20/223:50 -
Nonstop1h 20m
Deal found 7/9£177
Sat 13/219:50 -
Nonstop1h 20m
Thu 4/323:50 -
Nonstop1h 20m
Deal found 7/9£177
Tue 1/1219:50 -
Nonstop1h 20m
Sat 5/1223:50 -
Nonstop1h 20m
Deal found 8/9£178
Last-minute flights from Suvarnabhumi to Siem Reap
Discover last-minute flight deals from Suvarnabhumi to Siem Reap. Data last updated 9 September 2026 and is based on user searches.
Tue 8/920:10 -
Nonstop1h 20m
Sat 21/1123:50 -
Nonstop1h 20m
Deal found 4/9£166
Tue 8/920:10 -
Nonstop1h 20m
Thu 10/923:50 -
Nonstop1h 20m
Deal found 6/9£167
Tue 15/918:05 -
Nonstop1h 30m
Wed 23/916:00 -
Nonstop1h 20m
Deal found 9/9£190
Wed 16/918:05 -
Nonstop1h 30m
Wed 23/916:00 -
Nonstop1h 20m
Deal found 9/9£179
Wed 16/918:05 -
Nonstop1h 30m
Sun 20/916:00 -
Nonstop1h 20m
Deal found 9/9£197
Sat 19/920:10 -
Nonstop1h 20m
Thu 24/923:50 -
Nonstop1h 20m
Deal found 7/9£168
Sun 20/918:05 -
Nonstop1h 30m
Wed 23/916:00 -
Nonstop1h 20m
Deal found 6/9£196
Thu 22/1018:05 -
Nonstop1h 30m
Thu 29/1019:25 -
Nonstop1h 10m
Deal found 7/9£194
Mon 26/1017:25 -
Nonstop1h 05m
Wed 28/1009:55 -
Nonstop1h 25m
Deal found 9/9£160
Sat 31/1019:50 -
Nonstop1h 20m
Sat 28/1123:50 -
Nonstop1h 20m
Deal found 6/9£177
Sat 31/1011:20 -
Nonstop1h 20m
Sun 8/1109:55 -
Nonstop1h 25m
Deal found 8/9£198
One-way flights from Suvarnabhumi to Siem Reap
Search for one-way flight options from Suvarnabhumi to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.
Sun 4/1018:05 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£78
Wed 25/1107:55 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£80
Thu 19/1107:45 -
Nonstop1h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/9£83
Tue 15/918:05 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£83
Wed 18/1107:45 -
Nonstop1h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£84
Tue 20/1018:05 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/9£86
Tue 24/1107:45 -
Nonstop1h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£86
Tue 12/107:45 -
Nonstop1h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£89
Mon 23/1107:45 -
Nonstop1h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£90
Sat 24/1018:05 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£91
Sun 20/918:05 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£92
Sun 15/1118:00 -
Nonstop1h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£92
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 9 September 2026.
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 7,457,451 searches. Data last updated 9 September 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
Fastest return journey
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Sun 10/1
07:55-09:15
Nonstop1h 20m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£93
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Sat 23/1
17:10-18:40
Nonstop1h 30m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£98
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Sat 27/2
17:10-18:40
Nonstop1h 30m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£98
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Tue 17/11
19:50-21:10
Nonstop1h 20m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£104
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Tue 22/12
19:50-21:10
Nonstop1h 20m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£104
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Tue 29/12
19:50-21:10
Nonstop1h 20m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£105
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Wed 30/12
18:00-19:30
Nonstop1h 30m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£105
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Sun 4/10
22:20-09:35
1 stop11h 15m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£125
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Thu 1/10
11:55-17:10
1 stop5h 15m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£131
BangkokSiem Reap
BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl
BKKSAI
Bangkok Suvarnabhumi
Thu 24/12
11:45-09:35
1 stop21h 50m
Siem Reap–Angkor Intl
Wed 31/12
00:00-00:00
Nonstop0h 00m
£141
Flights are sorted by cheapest return flights first.
Deals found on 4/9
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.
BKK-SAI
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
Prices
Airlines
Delays
How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Siem Reap?
The price you pay for your flight from Bangkok Suvarnabhumi Airport to Siem Reap may vary depending on when you book. For the best chance of a lower fare, look to book 55 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 Bangkok Suvarnabhumi Airport to Siem Reap?
Currently, October is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Siem Reap (average of £157). Flying from Bangkok Suvarnabhumi Airport to Siem Reap in July is currently the most expensive (average of £184). 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 9 September 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?
Airfare is typical for this route at the moment.
Bangkok Suvarnabhumi Airport to Siem Reap flights typically cost between £145 and £186 in December.The cheapest return price found within the last 5 days was £157 on Thai Airways (8 Dec–15 Dec).
Weekly flight availability from Bangkok Suvarnabhumi Airport to Siem Reap
Explore weekly flight availability from Suvarnabhumi to Siem Reap. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 September 2026.
The most flights from BKK to SAI are scheduled on a Monday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).
How often are flights from Bangkok to Siem Reap delayed?
About 9% of weekly flights between Bangkok and Siem Reap have experienced delays in the past year, with the average delay time being 89 minutes.
What is the most punctual flight time for Bangkok to Siem Reap flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon 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 Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Bangkok to Siem Reap flights?
Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.
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 9 September 2026.
Read reviews from past customers who have flown with Bangkok 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.
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?
For a flight from Bangkok Suvarnabhumi to Siem Reap, you will be flying into Siem Reap–Angkor Intl. Siem Reap–Angkor Intl (SAI) is just 24.7 mi from the center of the city. Siem Reap–Angkor Intl is the only Siem Reap airport and it handles 32 inbound flights from Bangkok Suvarnabhumi per day. 2 airlines have flights to Siem Reap–Angkor Intl from Bangkok Suvarnabhumi on a regular basis.
How long is the flight from Bangkok Suvarnabhumi Airport to Siem Reap?
Emirates and Bangkok Airways can get you from Bangkok Suvarnabhumi Airport to Siem Reap in just under 1h 20m. Your travel time will be generally consistent. Airlines will cover a distance of 234 mi. 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 £106. Another airline that can offer you cheap pricing is Bangkok Airways. Thai AirAsia is currently priced 36% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Siem Reap one-way?
One-way options have recently been found by users for as low as £61 on Thai AirAsia. Other airlines that offer cheap prices include Bangkok Airways from £65 and Emirates from £71 one-way.
What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Siem Reap?
Consider Finnair (83%), Emirates (78%) or Qantas Airways (75%) when booking your flight. These represent the most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Siem Reap.
What are the cheapest flights from Bangkok Suvarnabhumi Airport to Siem Reap?
On average you can expect to pay £99 for a flight from Bangkok Suvarnabhumi Airport to Siem Reap. The cheapest flight overall is £80 while the most popular route, (Bangkok Suvarnabhumi - Siem Reap–Angkor Intl) is currently priced at £166.
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, October is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Siem Reap (average of £157). Flying from Bangkok Suvarnabhumi Airport to Siem Reap in July is currently the most expensive (average of £184). 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.
Browse through other flights departing from Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.
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 7,457,451 searches. Data last updated 9 September 2026.
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?
Cheapflights helps you search for flights from Suvarnabhumi to Siem Reap 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.
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?
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, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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