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Cheap flights from Southeast Asia to Siem Reap, Cambodia from £76

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SAI
23 Apr — 30 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southeast Asia to Siem Reap

Enter your travel dates to find the best prices.

Cheapest flights from Southeast Asia to Siem Reap
Explore the most affordable flight options available from Southeast Asia to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 March 2026.

Thu 4/607:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Sun 7/619:30
SAI
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 20/3£145
Thu 4/617:35
BKK
-
SAI
Nonstop1h 10m
Bangkok Airways
Sat 6/619:30
SAI
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 20/3£146
Mon 4/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Thu 7/519:30
SAI
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 20/3£149
Mon 15/607:40
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Thu 18/609:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Deal found 20/3£150
Tue 31/320:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Tue 7/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 20/3£153
Wed 20/517:35
BKK
-
SAI
Nonstop1h 10m
Bangkok Airways
Thu 28/513:05
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 21/3£154
Wed 9/917:35
BKK
-
SAI
Nonstop1h 10m
Bangkok Airways
Mon 14/909:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Deal found 20/3£158
Fri 4/917:35
BKK
-
SAI
Nonstop1h 10m
Bangkok Airways
Mon 7/919:30
SAI
-
BKK
Nonstop1h 15m
Bangkok Airways
Deal found 22/3£159
Tue 23/620:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Sat 27/623:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 23/3£162
Sat 3/1007:10
SGN
-
SAI
Nonstop1h 35m
Cambodia Angkor Air
Sat 10/1018:30
SAI
-
SGN
Nonstop1h 20m
Cambodia Angkor Air
Deal found 20/3£180
Sat 5/1220:30
SGN
-
SAI
1 stop20h 25m
Vietnam Airlines
Sat 12/1220:30
SAI
-
SGN
1 stop27h 40m
Vietnam Airlines
Deal found 21/3£186
Fri 24/419:30
SGN
-
SAI
Nonstop1h 35m
Cambodia Angkor Air
Wed 29/422:35
SAI
-
SGN
Nonstop1h 20m
Cambodia Angkor Air
Deal found 23/3£187

Find flight deals from Southeast Asia to Siem Reap

Keep the following information in mind while searching for Southeast Asia to Siem Reap flight deals. Data was last updated 24 March 2026.

Round-trip from

£145

One-way from

£76
Bangkok Airways
  • Bangkok Airways
  • 4/6-7/6
  • Nonstop
  • 2h 45m total
  • Southeast Asia to Siem Reap
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 22/4
  • Nonstop
  • 1h 30m total
  • Southeast Asia to Siem Reap
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southeast Asia 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 858,174 searches. Data last updated 24 March 2026.
Use the filters below to find and compare flights from Southeast Asia 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

Mon 15/6

07:40-09:00

Nonstop1h 20m

Siem Reap–Angkor Intl

Thu 18/6

09:40-11:00

Nonstop1h 20m

£150

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 7/4

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Tue 14/4

23:50-01:10

Nonstop1h 20m

£153

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Thu 9/4

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 11/4

23:50-01:10

Nonstop1h 20m

£153

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 15/9

17:35-18:45

Nonstop1h 10m

Siem Reap–Angkor Intl

Fri 18/9

09:40-11:00

Nonstop1h 20m

£159

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 18/8

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 22/8

23:50-01:10

Nonstop1h 20m

£162

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 23/6

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Thu 2/7

23:50-01:10

Nonstop1h 20m

£162

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sun 2/8

07:40-09:00

Nonstop1h 20m

Siem Reap–Angkor Intl

Wed 5/8

19:30-20:45

Nonstop1h 15m

£173
Fastest return journey

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Thu 21/5

16:50-17:55

Nonstop1h 05m

Siem Reap–Angkor Intl

Sat 23/5

22:35-23:55

Nonstop1h 20m

£180

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Tue 7/4

07:20-08:45

Nonstop1h 25m

Siem Reap–Angkor Intl

Tue 7/4

22:35-23:55

Nonstop1h 20m

£187

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Thu 9/4

07:10-08:45

Nonstop1h 35m

Siem Reap–Angkor Intl

Thu 9/4

18:55-21:10

Nonstop2h 15m

£187

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Southeast Asia to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Southeast Asia 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 Southeast Asia to Siem Reap

What is the cheapest month to book a flight from Southeast Asia to Siem Reap?

Currently, February is the cheapest month in which you can book a flight from Southeast Asia to Siem Reap (average of £55). Flying from Southeast Asia to Siem Reap in December is currently the most expensive (average of £122). 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 YJX to SAI?

Find hourly flight availability from Southeast Asia 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 24 March 2026.

One of the essential ways to save on airfare from Southeast Asia to Siem Reap is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 32% on airfare.

What is the cheapest day to fly from Southeast Asia to Siem Reap?

Use this chart to determine the cheapest time to fly return from Southeast Asia to Siem Reap. Price data was last updated on 23 March 2026.

Travellers seeking maximum savings on their Southeast Asia to Siem Reap flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Southeast Asia to Siem Reap

Explore weekly flight availability from Southeast Asia 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 24 March 2026.

The most flights from zzYJX to SAI are scheduled on a Tuesday (40 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (36 on average).

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 24 March 2026.
Read reviews from past customers who have flown with Singapore Airlines,Vietnam Airlines, andThai AirAsia from Southeast Asia to Siem Reap. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Entertainment

8.0

Food

7.8

Overall

8.2

Crew

8.6

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Entertainment

8.0

Food

7.8

Overall

8.2

Crew

8.6

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Vietnam Airlines
7.7
Good
246 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Entertainment

8.0

Food

7.8

Overall

8.2

Crew

8.6

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Thai AirAsia
7.4
Good
239 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Entertainment

8.0

Food

7.8

Overall

8.2

Crew

8.6

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
VietJet Air
5.6
Fair
163 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Entertainment

8.0

Food

7.8

Overall

8.2

Crew

8.6

Comfort

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia 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 Southeast Asia?

    Siem Reap–Angkor Intl (SAI) is the airport you will fly into if you book a flight from Southeast Asia to Siem Reap. It is only a 24.7 mi journey from Siem Reap–Angkor Intl (SAI) to Siem Reap’s city center.

  • How long is the flight from Southeast Asia to Siem Reap?

    Emirates, Bangkok Airways, and Cambodia Angkor Air can get you from Southeast Asia to Siem Reap in just under 1h 05m. Your travel time will be generally consistent. The distance from Southeast Asia to Siem Reap is about 241 mi. All flights are typically direct.

  • What are the cheapest airlines to fly from Southeast Asia to Siem Reap one-way?

    £35 is the cheapest one-way deal found within the past few days, from Cambodia Angkor Air. You may also be able to find cheap deals on Malaysia Airlines and AirAsia Cambodia, with prices starting from £38 and £38, respectively.

  • What are the most popular routes from Southeast Asia to Siem Reap?

    When deciding which route to take from Southeast Asia to Siem Reap consider Da Nang - Siem Reap–Angkor Intl, Singapore Changi - Siem Reap–Angkor Intl or Ho Chi Minh City - Siem Reap–Angkor Intl as they are the most popular.

  • What are the most reliable airlines from Southeast Asia to Siem Reap?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Southeast Asia to Siem Reap on time: Thai Airways (88%), Turkish Airlines (88%), Austrian Airlines (86%).

  • What are the cheapest flights from Southeast Asia to Siem Reap?

    The cheapest flight price from Southeast Asia to Siem Reap is £66. On average you can expect to pay £234. The most popular route, (Da Nang - Siem Reap–Angkor Intl), can usually be booked for £171.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to Siem Reap.

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

    Yes. Cheapflights offers flight deals from Southeast Asia 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 Southeast Asia to Siem Reap?

    Currently, February is the cheapest month in which you can book a flight from Southeast Asia to Siem Reap (average of £55). Flying from Southeast Asia to Siem Reap in December is currently the most expensive (average of £122). 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

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Alternative routes for Southeast Asia to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
Da Nang to Siem Reap flights
Hong Kong to Siem Reap flights
Suvarnabhumi to Siem Reap flights
Phnom Penh to Siem Reap flights
Ho Chi Minh City to Siem Reap flights
Singapore to Siem Reap flights

Top 6 airlines flying from Southeast Asia to Siem Reap

Discover the top 6 airlines that operate flights from Southeast Asia 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 858,174 searches. Data last updated 24 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest£48Average£138FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Bangkok AirwaysCheapest£138Average£165FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Cambodia Angkor AirCheapest£146Average£182FlexibilityNo cancel feeOn-timeN/A
Search Cambodia Angkor Air flights
Thai AirwaysCheapest£150Average£165FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Vietnam AirlinesCheapest£159Average£209FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest£173Average£225FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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 Southeast Asia to Siem Reap?

When you search for this flight from Southeast Asia to Siem Reap, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Siem Reap from Southeast Asia.

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

Yes, we can. To see specific flights from Southeast Asia 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 Southeast Asia to Siem Reap become cheaper?

Not ready to book yet? You can track prices for flights from Southeast Asia to Siem Reap on Cheapflights with our Price Alert feature and get notified when better prices are available.

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