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Cheap flights from Siem Reap, Cambodia to Southeast Asia from $177

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 28/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — BKK
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Siem Reap to Southeast Asia
Explore the most affordable flight options available from Siem Reap to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 May 2026.

Thu 14/523:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Thu 21/520:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 7/5$309
Sat 9/523:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Sat 16/520:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 7/5$314
Thu 1/1009:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Thu 8/1017:35
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 6/5$329
Tue 30/623:50
SAI
-
BKK
Nonstop1h 20m
Emirates
Thu 9/720:10
BKK
-
SAI
Nonstop1h 20m
Emirates
Deal found 3/5$330
Wed 8/719:35
SAI
-
BKK
Nonstop1h 35m
Bangkok Airways
Thu 16/717:35
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 5/5$337
Fri 19/621:45
SAI
-
SGN
Nonstop1h 20m
Cambodia Angkor Air
Fri 26/619:30
SGN
-
SAI
Nonstop1h 35m
Cambodia Angkor Air
Deal found 4/5$344
Thu 19/1116:50
SAI
-
HKT
Nonstop1h 35m
Thai AirAsia
Wed 25/1114:30
HKT
-
SAI
Nonstop1h 35m
Thai AirAsia
Deal found 5/5$354
Thu 19/1116:50
SAI
-
HKT
Nonstop1h 35m
Thai AirAsia
Thu 26/1114:30
HKT
-
SAI
Nonstop1h 35m
Thai AirAsia
Deal found 5/5$361
Thu 19/1116:50
SAI
-
HKT
Nonstop1h 35m
Thai AirAsia
Tue 24/1114:30
HKT
-
SAI
Nonstop1h 35m
Thai AirAsia
Deal found 5/5$367
Sun 28/609:40
SAI
-
BKK
Nonstop1h 20m
Bangkok Airways
Tue 7/717:35
BKK
-
SAI
Nonstop1h 20m
Bangkok Airways
Deal found 3/5$367
Mon 28/919:40
SAI
-
SGN
Nonstop1h 30m
Cambodia Angkor Air
Tue 2/217:50
SGN
-
SAI
Nonstop1h 15m
Cambodia Angkor Air
Deal found 6/5$369
Fri 29/509:35
SAI
-
SGN
Nonstop1h 35m
Cambodia Angkor Air
Fri 29/519:30
SGN
-
SAI
Nonstop1h 35m
Cambodia Angkor Air
Deal found 4/5$378

Find flight deals from Siem Reap to Southeast Asia

Keep the following information in mind while searching for Siem Reap to Southeast Asia flight deals. Data was last updated 7 May 2026.

Round-trip from

$329

One-way from

$177

Popular in

August

Cheapest in

June

Average price

$276
Bangkok Airways
  • Bangkok Airways
  • 1/10-8/10
  • Nonstop
  • 2h 40m total
  • Siem Reap to Southeast Asia
Search Deals
Bangkok Airways
  • Bangkok Airways
  • 24/6
  • Nonstop
  • 1h 30m total
  • Siem Reap to Southeast Asia
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Siem Reap to Southeast Asia 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 7 May 2026.
Use the filters below to find and compare flights from Siem Reap to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Thu 1/10

09:40-11:00

Nonstop1h 20m

Bangkok Suvarnabhumi

Thu 8/10

17:35-18:55

Nonstop1h 20m

$329

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Wed 8/7

19:35-21:10

Nonstop1h 35m

Bangkok Suvarnabhumi

Thu 16/7

17:35-18:55

Nonstop1h 20m

$337

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Thu 1/10

19:40-21:10

Nonstop1h 30m

Ho Chi Minh City

Sat 3/10

20:25-21:55

Nonstop1h 30m

$344

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Fri 19/6

21:45-23:05

Nonstop1h 20m

Ho Chi Minh City

Fri 26/6

19:30-21:05

Nonstop1h 35m

$344

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Sat 5/9

12:55-14:25

Nonstop1h 30m

Bangkok Suvarnabhumi

Mon 5/10

10:55-12:15

Nonstop1h 20m

$367

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Wed 17/6

22:35-23:55

Nonstop1h 20m

Ho Chi Minh City

Sun 21/6

07:10-08:45

Nonstop1h 35m

$369
Fastest return journey

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Thu 23/7

09:35-11:10

Nonstop1h 35m

Ho Chi Minh City

Mon 27/7

17:30-17:55

Nonstop0h 25m

$369

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Thu 1/10

19:05-21:30

1 stop26h 25m

Ho Chi Minh City

Sat 3/10

14:35-18:05

2 stops27h 30m

$434

Siem ReapBangkok

SAI - BKK

SAIBKK

Siem Reap–Angkor Intl

Wed 3/6

10:55-10:30

1 stop23h 35m

Bangkok Suvarnabhumi

Fri 5/6

11:30-10:05

1 stop22h 35m

$441

Siem ReapHo Chi Minh City

SAI - SGN

SAISGN

Siem Reap–Angkor Intl

Mon 25/5

19:40-21:10

Nonstop1h 30m

Ho Chi Minh City

Fri 29/5

09:10-16:55

1 stop7h 45m

$441

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 42 resultsSorted by cheapest first
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Best time to book a flight from Siem Reap to Southeast Asia

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

How far ahead should I book a flight from Siem Reap to Southeast Asia?

The best time to book flights from Siem Reap to Southeast Asia is 54 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 Southeast Asia?

Currently, May is the cheapest month in which you can book a flight from Siem Reap to Southeast Asia (average of $75). Flying from Siem Reap to Southeast Asia in November is currently the most expensive (average of $171). 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 YJX?

Find hourly flight availability from Siem Reap to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 May 2026.

A simple way to save on the total cost of your ticket is to fly from Siem Reap to Southeast Asia in the afternoon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight at midday.

Weekly flight availability from Siem Reap to Southeast Asia

Explore weekly flight availability from Siem Reap to Southeast Asia. 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 7 May 2026.

The most flights from SAI to zzYJX are scheduled on a Thursday (33 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (25 on average).

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Southeast Asia. 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 Southeast Asia?

    For a flight from Siem Reap to Southeast Asia, 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.

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

    Departing from Siem Reap to Southeast Asia will take you 1h 20m. The distance between Siem Reap and Southeast Asia is about 377 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is Cambodia Angkor Air, with whom users have recently found tickets for as low as $78. However, be on the lookout for offers from AirAsia Cambodia and VietJet Air, as they are both options that can get you from Siem Reap to Southeast Asia for a low price.

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

    When deciding which route to take from Siem Reap to Southeast Asia, consider Siem Reap–Angkor Intl - Phnom Penh Pochentong, Siem Reap–Angkor Intl - Phuket City or Siem Reap–Angkor Intl - Bangkok Suvarnabhumi, as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Siem Reap to Southeast Asia consider choosing Garuda Indonesia(97%), Emirates(96%) or SWISS(95%), as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Siem Reap to Southeast Asia? While on average our users pay $357, our data indicates the cheapest price to be $187. The most popular route (Siem Reap–Angkor Intl - Phnom Penh Pochentong), is priced around $117.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Siem Reap to Southeast Asia (average of $75). Flying from Siem Reap to Southeast Asia in November is currently the most expensive (average of $171). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Siem Reap to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Siem Reap to Phnom Penh flights
Siem Reap to Phuket City flights
Siem Reap to Suvarnabhumi flights
Siem Reap to Ho Chi Minh City 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 Siem Reap to Southeast Asia?

When you search for this flight from Siem Reap to Southeast Asia, 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 Siem Reap to Southeast Asia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Siem Reap to Southeast Asia for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Siem Reap to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

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

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

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