Find flights
Airlines

$469+ Cheap flights to Siem Reap

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Siem Reap in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Siem Reap
Explore the most affordable flight options available to Siem Reap. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2026.

Sat 14/1113:25
SYD
-
SAI
2 stops23h 55m
Multiple Airlines
Wed 25/1121:30
SAI
-
SYD
1 stop34h 00m
Multiple Airlines
Deal found 10/7$851
Fri 4/910:15
SYD
-
SAI
1 stop13h 50m
Vietnam Airlines
Sat 12/922:35
SAI
-
SYD
1 stop30h 40m
Vietnam Airlines
Deal found 12/7$899
Sat 29/810:15
SYD
-
SAI
1 stop14h 40m
Vietnam Airlines
Sat 12/922:35
SAI
-
SYD
1 stop30h 40m
Vietnam Airlines
Deal found 10/7$907
Thu 12/1112:05
SYD
-
SAI
2 stops34h 00m
VietJet Air
Thu 26/1119:05
SAI
-
SYD
2 stops34h 55m
VietJet Air
Deal found 13/7$913
Thu 12/1116:25
SYD
-
SAI
1 stop20h 45m
Multiple Airlines
Thu 26/1118:50
SAI
-
SYD
1 stop12h 40m
Multiple Airlines
Deal found 13/7$925
Fri 4/910:15
SYD
-
SAI
2 stops33h 55m
Multiple Airlines
Sat 12/911:55
SAI
-
SYD
2 stops28h 25m
Multiple Airlines
Deal found 12/7$940
Fri 28/810:15
SYD
-
SAI
1 stop25h 30m
Multiple Airlines
Sat 19/922:35
SAI
-
SYD
1 stop30h 40m
Multiple Airlines
Deal found 14/7$955
Sat 29/813:00
SYD
-
SAI
2 stops23h 15m
Multiple Airlines
Sat 12/922:35
SAI
-
SYD
2 stops34h 10m
Multiple Airlines
Deal found 10/7$972

Find flight deals to Siem Reap

Find the latest flights to Siem Reap in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 July 2026.

Return from

$851

One-way from

$469

Popular in

December

Cheapest in

August

Average price

$965
14/11-25/11
  • 14/11-25/11
  • 3 total stops
  • 57h 55m total
  • Sydney to Siem Reap
Search Deals
8/10
  • 8/10
  • 2 total stops
  • 33h 55m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($300 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Siem Reap that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 July 2026.
Use the filters below to find and compare flights to Siem Reap that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 4/9

10:15-21:05

1 stop13h 50m

Siem Reap–Angkor Intl

Sat 12/9

22:35-08:15

1 stop30h 40m

$899

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 29/8

10:15-21:55

1 stop14h 40m

Siem Reap–Angkor Intl

Sat 12/9

22:35-08:15

1 stop30h 40m

$907

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 28/8

10:15-08:45

1 stop25h 30m

Siem Reap–Angkor Intl

Sat 19/9

22:35-08:15

1 stop30h 40m

$955

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 29/8

13:00-09:15

2 stops23h 15m

Siem Reap–Angkor Intl

Sat 12/9

22:35-11:45

2 stops34h 10m

$972

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Mon 20/7

10:15-08:45

1 stop25h 30m

Siem Reap–Angkor Intl

Tue 28/7

15:35-19:00

1 stop24h 25m

$1,139

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 18/7

10:15-17:10

2 stops33h 55m

Siem Reap–Angkor Intl

Tue 28/7

19:05-07:20

2 stops33h 15m

$1,264

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 3/10

09:45-09:15

1 stop26h 30m

Siem Reap–Angkor Intl

Fri 9/10

10:00-09:20

1 stop19h 20m

$1,343

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 3/10

14:15-18:20

2 stops31h 05m

Siem Reap–Angkor Intl

Fri 9/10

17:20-13:15

2 stops15h 55m

$1,609
Cheapest one-way
Fastest single journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 8/10

11:15-17:10

2 stops33h 55m

$469

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Sorted by cheapest first

Best time to book a flight to Siem Reap

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

How long is the flight to Siem Reap?

On average, a flight from Sydney to Siem Reap takes 13 hours 50 minutes. Flights to Siem Reap from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from Sydney to Siem Reap are Vietnam Airlines and Singapore Airlines.

Singapore Airlines
Singapore Airlines
From $731
Vietnam Airlines
Vietnam Airlines
From $795
Virgin Australia
Virgin Australia
From $1,093

What are the cheapest airlines that fly to Siem Reap?

The cheapest airlines flying from Sydney to Siem Reap are Vietnam Airlines and Singapore Airlines.

Rainfall in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 mm per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

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 15 July 2026.
Get a feel of what it's like to fly with Singapore Airlines and Vietnam Airlines to Cambodia by reading reviews from past customers. 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
1,572 reviews
Check prices

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,572 reviews
Singapore Airlines
8.2
Very Good
1,572 reviews
Check prices

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Vietnam Airlines
7.7
Good
280 reviews
Singapore Airlines
8.2
Very Good
1,572 reviews
Check prices

Overall

8.2

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

FAQs about flying to Siem Reap

  • Can I find cheaper flights to Siem Reap if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siem Reap on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Siem Reap?

    Based on reviews from Cheapflights users, Singapore Airlines is rated the highest out of the airlines that fly to Siem Reap.

  • What is the cheapest airport to fly to in Siem Reap?

    Siem Reap–Angkor Intl is currently the cheapest airport to fly to in Siem Reap. One-way flights to Siem Reap–Angkor Intl typically cost $58, while return flights cost around $130.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around $405, however they can be found for as little as $130.

  • Where does the fastest flight to Siem Reap depart from?

    For those looking to save time traveling to Siem Reap, Perth offers the quickest one-way flight (7 hours 40 minutes).

  • Does Siem Reap–Angkor Intl have car hire?

    Yes. Those touching down at Siem Reap–Angkor Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Siem Reap–Angkor Intl?

    Yes. Siem Reap–Angkor Intl has hotels nearby for those requiring accommodations. Beng Mealea Lodge is the closest property to Siem Reap–Angkor Intl (9.7 km away from Siem Reap–Angkor Intl).

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.

Find flights to Siem Reap

Select your preferred flight destination in Siem Reap from the list below.
Flights to Siem Reap

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 to Siem Reap?

Cheapflights helps you search for flights 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 to Siem Reap?

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

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

Yes! Cheapflights helps users easily find flights to Siem Reap with no change fees.

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

Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.