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$449+ Cheap flights to Siem Reap, Cambodia

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Siem Reap, Cambodia 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 29 June 2026.

Tue 10/1113:25
SYD
-
SAI
2 stops23h 55m
Multiple Airlines
Tue 24/1118:50
SAI
-
SYD
1 stop12h 40m
Multiple Airlines
Deal found 25/6$867
Thu 3/910:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Sat 12/919:05
SAI
-
SYD
2 stops33h 15m
VietJet Air
Deal found 26/6$909
Tue 10/1122:15
SYD
-
SAI
1 stop20h 45m
Multiple Airlines
Sun 22/1118:50
SAI
-
SYD
1 stop12h 40m
Multiple Airlines
Deal found 25/6$926
Fri 14/810:15
SYD
-
SAI
1 stop11h 05m
Vietnam Airlines
Tue 18/822:35
SAI
-
SYD
1 stop30h 40m
Vietnam Airlines
Deal found 29/6$932
Fri 6/1115:15
SYD
-
SAI
1 stop29h 40m
Vietnam Airlines
Sat 14/1121:30
SAI
-
SYD
1 stop32h 20m
Vietnam Airlines
Deal found 25/6$936
Fri 6/1113:25
SYD
-
SAI
2 stops30h 40m
Multiple Airlines
Sat 14/1116:50
SAI
-
SYD
2 stops22h 00m
Multiple Airlines
Deal found 25/6$957
Thu 3/920:35
SYD
-
SAI
2 stops15h 40m
Multiple Airlines
Sat 12/919:05
SAI
-
SYD
3 stops45h 15m
Multiple Airlines
Deal found 26/6$960
Sat 7/1111:50
SYD
-
SAI
1 stop12h 40m
Vietnam Airlines
Sat 14/1121:30
SAI
-
SYD
1 stop32h 20m
Vietnam Airlines
Deal found 25/6$967
Fri 14/810:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Tue 18/819:05
SAI
-
SYD
2 stops33h 15m
VietJet Air
Deal found 29/6$983

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 29 June 2026.

Return from

$867

Popular in

December

Cheapest in

August

Average price

$897
10/11-24/11
  • 10/11-24/11
  • 3 total stops
  • 36h 35m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($324 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($56 potential savings vs. average return price).
Search Deals
Average for return flights in June 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 29 June 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

Tue 10/11

22:15-15:00

1 stop20h 45m

Siem Reap–Angkor Intl

Sun 22/11

18:50-11:30

1 stop12h 40m

$926

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 14/8

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Tue 18/8

22:35-08:15

1 stop30h 40m

$932

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 6/11

13:25-16:05

2 stops30h 40m

Siem Reap–Angkor Intl

Sat 14/11

16:50-18:50

2 stops22h 00m

$957

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 3/9

20:35-09:15

2 stops15h 40m

Siem Reap–Angkor Intl

Sat 12/9

19:05-19:20

3 stops45h 15m

$960

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 14/8

10:15-18:05

2 stops34h 50m

Siem Reap–Angkor Intl

Tue 18/8

19:05-07:20

2 stops33h 15m

$983

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 6/11

21:30-21:00

3 stops27h 30m

Siem Reap–Angkor Intl

Sat 14/11

22:00-10:00

2 stops32h 00m

$1,598

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 18/12

07:15-14:25

3 stops35h 10m

Siem Reap–Angkor Intl

Sat 19/12

19:05-10:00

2 stops34h 55m

$1,696

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Mon 7/12

12:05-18:05

2 stops34h 00m

Siem Reap–Angkor Intl

Sun 17/1

19:05-10:00

2 stops34h 55m

$1,863

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 15/12

11:50-16:10

3 stops32h 20m

Siem Reap–Angkor Intl

Sat 26/12

18:40-09:50

1 stop11h 10m

$1,873

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 19/12

15:25-08:45

1 stop21h 20m

Siem Reap–Angkor Intl

Fri 1/1

19:05-10:00

2 stops58h 55m

$1,879

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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.

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 29 June 2026.
Read reviews from past customers who have flown Singapore Airlines and Vietnam Airlines to Cambodia. 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
1,556 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

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
1,556 reviews
Singapore Airlines
8.2
Very Good
1,556 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

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
273 reviews
Singapore Airlines
8.2
Very Good
1,556 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.1

Food

7.8

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

  • What airport do you fly into for flights to Siem Reap?

    Most people fly into Siem Reap–Angkor Intl (SAI) if they book a flight to Siem Reap. Siem Reap–Angkor Intl is conveniently located just 39.7 km from Siem Reap’s city centre.

  • 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 $149, while return flights cost around $221.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around $221, however they can be found for as little as $221.

  • 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 (10 hours 45 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

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

Need flexible booking options for your flight to 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 to Siem Reap become cheaper?

Yes, Cheapflights offers price alerts on Siem Reap flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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