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Cheap flights from Southeast Asia to Siem Reap, Cambodia from $139

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SAI
17 May — 24 May1
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 17 April 2026.

Sat 25/420:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Tue 28/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 15/4$290
Thu 23/420:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Thu 30/423:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 16/4$293
Sat 17/1020:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Thu 29/1023:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 15/4$307
Thu 25/620:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Sat 25/723:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Deal found 16/4$310
Wed 20/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Thu 28/509:45
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 16/4$311
Wed 10/610:50
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Wed 24/619:35
SAI
-
BKK
Nonstop1h 30m
Bangkok Airways
Deal found 17/4$312
Sun 10/507:35
BKK
-
SAI
Nonstop1h 30m
Bangkok Airways
Sun 17/513:05
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 13/4$321
Wed 9/910:55
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Mon 14/919:35
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Deal found 14/4$328
Tue 15/910:55
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Fri 18/909:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Deal found 14/4$329
Fri 4/907:40
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Mon 7/909:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Deal found 16/4$330
Fri 7/819:30
SGN
-
SAI
Nonstop1h 35m
Cambodia Angkor Air
Fri 21/821:45
SAI
-
SGN
Nonstop1h 20m
Cambodia Angkor Air
Deal found 15/4$335
Thu 24/909:10
SIN
-
SAI
1 stop6h 40m
Multiple Airlines
Wed 30/910:00
SAI
-
SIN
1 stop4h 40m
Multiple Airlines
Deal found 13/4$343

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 17 April 2026.

Round-trip from

$291

One-way from

$139
Emirates
  • Emirates
  • 28/4-30/4
  • Nonstop
  • 2h 40m total
  • Southeast Asia to Siem Reap
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 4/6
  • 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 647,157 searches. Data last updated 17 April 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

Thu 14/5

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 16/5

23:50-01:10

Nonstop1h 20m

$291

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Sat 30/5

20:10-21:30

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 6/6

23:50-01:10

Nonstop1h 20m

$293

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

$311

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Tue 15/9

10:55-12:15

Nonstop1h 20m

Siem Reap–Angkor Intl

Fri 18/9

19:35-21:10

Nonstop1h 35m

$330

BangkokSiem Reap

BKK - SAI

BKKSAI

Bangkok Suvarnabhumi

Fri 4/9

07:40-09:00

Nonstop1h 20m

Siem Reap–Angkor Intl

Mon 7/9

12:55-14:25

Nonstop1h 30m

$330

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Wed 14/10

20:25-21:55

Nonstop1h 30m

Siem Reap–Angkor Intl

Fri 16/10

17:35-19:05

Nonstop1h 30m

$335

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Tue 13/10

07:20-08:45

Nonstop1h 25m

Siem Reap–Angkor Intl

Thu 15/10

18:55-21:10

Nonstop2h 15m

$335

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Wed 16/9

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Tue 22/9

10:30-13:55

Nonstop2h 25m

$369

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 10/7

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Mon 13/7

10:30-13:55

Nonstop2h 25m

$383

Ho Chi Minh CitySiem Reap

SGN - SAI

SGNSAI

Ho Chi Minh City

Mon 11/5

16:50-17:55

Nonstop1h 05m

Siem Reap–Angkor Intl

Wed 13/5

22:35-23:55

Nonstop1h 20m

$388

Flights are sorted by cheapest return flights first.

Deals found on 16/4

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, June is the cheapest month in which you can book a flight from Southeast Asia to Siem Reap (average of $74). Flying from Southeast Asia to Siem Reap in November is currently the most expensive (average of $597). 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 17 April 2026.

When flying from Southeast Asia to Siem Reap, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 24% versus a flight in the morning.

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 11 April 2026.

Travellers seeking maximum savings on their Southeast Asia to Siem Reap flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday 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 17 April 2026.

The most flights from zzYJX to SAI are scheduled on a Thursday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (30 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 17 April 2026.
Check out reviews from past customers who have flown with Vietnam Airlines from Southeast Asia to Siem Reap to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Comfort

7.7

Boarding

7.7

Entertainment

6.4

Crew

8.2

Overall

7.7

Food

6.9

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
258 reviews
Vietnam Airlines
7.7
Good
258 reviews
Check prices

Comfort

7.7

Boarding

7.7

Entertainment

6.4

Crew

8.2

Overall

7.7

Food

6.9

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

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 39.7 km journey from Siem Reap–Angkor Intl (SAI) to Siem Reap’s city centre.

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

    Departing from Southeast Asia to Siem Reap will take you 1h 20m. The distance between Southeast Asia and Siem Reap is about 377 km. Generally, flights for this route are direct.

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

    To fly one-way, consider booking your trip with Cambodia Angkor Air, which is currently one of the cheapest options available, starting at $47. VietJet Air flights start at $73 while deals on AirAsia Cambodia start at $88 one-way.

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

    The most popular route from Southeast Asia to Siem Reap is Da Nang - Siem Reap–Angkor Intl. You may also consider Phuket City - Siem Reap–Angkor Intl or Singapore Changi - Siem Reap–Angkor Intl.

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

    The top 3 most reliable airlines when flying from Southeast Asia to Siem Reap are Finnair (92%), Austrian Airlines (92%) and Emirates (91%).

  • 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, June is the cheapest month in which you can book a flight from Southeast Asia to Siem Reap (average of $74). Flying from Southeast Asia to Siem Reap in November is currently the most expensive (average of $597). 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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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
Phuket City 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 4 airlines flying from Southeast Asia to Siem Reap

Discover the top 4 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 647,157 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Thai AirAsiaCheapest$178Average$255FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Bangkok AirwaysCheapest$247Average$366FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Vietnam AirlinesCheapest$252Average$388FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cambodia Angkor AirCheapest$260Average$338FlexibilityNo cancel feeOn-timeN/A
Search Cambodia Angkor Air 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?

Deals for Southeast Asia 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 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?

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

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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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