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Cheap flights from Siem Reap, Cambodia to Bangkok Suvarnabhumi Airport from C$ 181

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — BKK
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Siem Reap to Suvarnabhumi
Explore the most affordable flight options available from Siem Reap to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Mon 17/87:20 p.m.
SAI
-
BKK
1 stop16h 45m
Cambodia Angkor Air
Sat 22/810:20 a.m.
BKK
-
SAI
1 stop22h 40m
Cambodia Angkor Air
Deal found 27/7C$ 316
Tue 22/97:35 p.m.
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Thu 24/97:40 a.m.
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 28/7C$ 333
Sat 19/911:50 p.m.
SAI
-
BKK
Nonstop1h 20m
Emirates
Tue 22/98:10 p.m.
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 28/7C$ 350
Thu 22/1011:50 p.m.
SAI
-
BKK
Nonstop1h 20m
Emirates
Thu 29/107:50 p.m.
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 28/7C$ 351
Thu 10/1211:50 p.m.
SAI
-
BKK
Nonstop1h 20m
Emirates
Tue 15/127:50 p.m.
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 28/7C$ 367
Sun 20/97:35 p.m.
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Thu 24/910:55 a.m.
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 28/7C$ 372
Mon 17/85:55 p.m.
SAI
-
BKK
1 stop16h 35m
Cambodia Airways
Sun 23/810:20 p.m.
BKK
-
SAI
1 stop15h 35m
Cambodia Airways
Deal found 27/7C$ 408
Sun 16/85:55 p.m.
SAI
-
BKK
1 stop16h 35m
Cambodia Airways
Sat 22/811:30 a.m.
BKK
-
SAI
1 stop23h 20m
Cambodia Airways
Deal found 27/7C$ 416
Fri 28/812:55 p.m.
SAI
-
BKK
Nonstop1h 30m
Bangkok Airways
Fri 4/97:40 a.m.
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 28/7C$ 420
Mon 21/99:40 a.m.
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Mon 21/95:35 p.m.
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 28/7C$ 428
Thu 20/811:30 a.m.
SAI
-
BKK
1 stop23h 00m
Cambodia Airways
Sat 22/811:30 a.m.
BKK
-
SAI
1 stop23h 20m
Cambodia Airways
Deal found 27/7C$ 429
Sun 20/95:55 p.m.
SAI
-
BKK
1 stop16h 35m
Cambodia Airways
Sun 27/910:20 p.m.
BKK
-
SAI
1 stop12h 30m
Cambodia Airways
Deal found 28/7C$ 430

Find 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 29 July 2026.

Round-trip from

C$ 316

One-way from

C$ 181

Popular in

August

Cheapest in

September

Average price

C$ 327
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 17/8-22/8
  • 2 total stops
  • 39h 25m total
  • Siem Reap to Bangkok
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 15/9
  • Nonstop
  • 1h 35m total
  • Siem Reap to Bangkok
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Siem Reap to Suvarnabhumi 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 629,999 searches. Data last updated 29 July 2026.
Use the filters below to find and compare flights from Siem Reap to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Thu 10/12

11:50 p.m.-1:10 a.m.

Nonstop1h 20m

Bangkok Suvarnabhumi

Tue 15/12

7:50 p.m.-9:10 p.m.

Nonstop1h 20m

C$ 367

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Sun 20/9

7:35 p.m.-9:10 p.m.

Nonstop1h 35m

Bangkok Suvarnabhumi

Wed 23/9

5:35 p.m.-6:55 p.m.

Nonstop1h 20m

C$ 372

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Wed 19/8

11:30 a.m.-3:20 p.m.

1 stop3h 50m

Bangkok Suvarnabhumi

Sun 23/8

10:20 p.m.-1:55 p.m.

1 stop15h 35m

C$ 408

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Thu 20/8

11:30 a.m.-10:30 a.m.

1 stop23h 00m

Bangkok Suvarnabhumi

Sun 23/8

10:20 p.m.-10:50 a.m.

1 stop12h 30m

C$ 429

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Tue 22/9

12:55 p.m.-2:25 p.m.

Nonstop1h 30m

Bangkok Suvarnabhumi

Tue 22/9

5:35 p.m.-6:55 p.m.

Nonstop1h 20m

C$ 450

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Wed 19/8

9:40 a.m.-11:00 a.m.

Nonstop1h 20m

Bangkok Suvarnabhumi

Sun 23/8

7:40 a.m.-9:00 a.m.

Nonstop1h 20m

C$ 559

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Sun 16/8

9:40 a.m.-11:00 a.m.

Nonstop1h 20m

Bangkok Suvarnabhumi

Sun 23/8

7:40 a.m.-9:00 a.m.

Nonstop1h 20m

C$ 570

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Thu 22/10

5:20 p.m.-9:05 p.m.

2 stops27h 45m

Bangkok Suvarnabhumi

Thu 29/10

12:20 p.m.-4:10 p.m.

2 stops27h 50m

C$ 583
Cheapest one-way
Quickest one-way

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Tue 25/8

11:50 p.m.-1:10 a.m.

Nonstop1h 20m

C$ 220

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Sat 15/8

11:50 p.m.-1:10 a.m.

Nonstop1h 20m

C$ 220

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/7

Showing 1-10 of 15 resultsSorted by cheapest first
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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 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

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

The best time to book flights from Siem Reap to Bangkok Suvarnabhumi Airport is 49 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 Siem Reap to Bangkok Suvarnabhumi Airport?

Currently, September is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of C$ 262). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in August is currently the most expensive (average of C$ 387). 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 29 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Siem Reap to Bangkok Suvarnabhumi Airport as you normally would.

How much does it cost to fly round-trip from Siem Reap to Bangkok Suvarnabhumi Airport?

Airfare is below average for this route at the moment.

Siem Reap to Bangkok Suvarnabhumi Airport flights typically cost between C$ 330 and C$ 416 in August.
The cheapest round-trip price found within the last 5 days was C$ 316 on Cambodia Angkor Air (17 Aug-22 Aug).

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?

    For a flight from Siem Reap to Bangkok Suvarnabhumi, you will be flying from Siem Reap–Angkor Intl. Siem Reap–Angkor Intl (SAI) is just 39.7 km from the centre of the city. Siem Reap–Angkor Intl is the only Siem Reap airport and it handles 30 outbound flights to Bangkok Suvarnabhumi per day. 0 airlines have flights to Bangkok Suvarnabhumi from Siem Reap–Angkor Intl on a regular basis.

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

    There are many flights that can get you from Siem Reap to Bangkok Suvarnabhumi Airport in 1h 20m. Fly via Emirates or Bangkok Airways to get the fastest option. Siem Reap and Bangkok Suvarnabhumi Airport are separated by a distance of 377 km. Most flights are nonstop.

  • What are the cheapest airlines to fly from Siem Reap to Bangkok Suvarnabhumi Airport one-way?

    To fly one-way, consider booking your trip with Thai AirAsia, which is currently one of the cheapest options available, starting at C$ 137. Bangkok Airways flights start at C$ 158 while deals on Emirates start at C$ 163 one-way.

  • 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 (98%), Garuda Indonesia (98%) and Qantas Airways (97%).

  • 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, September is the cheapest month in which you can book a flight from Siem Reap to Bangkok Suvarnabhumi Airport (average of C$ 262). Flying from Siem Reap to Bangkok Suvarnabhumi Airport in August is currently the most expensive (average of C$ 387). 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
Ko Lan
Cha-am
Ko Samet

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

Need flexible booking options for your flight to Suvarnabhumi from Siem Reap? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Suvarnabhumi from Siem Reap today and book when prices fit your budget.

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