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$745+ 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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
12 Aug — 19 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 13 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$941
Tue 6/1011:15
SYD
-
SAI
1 stop30h 00m
Vietnam Airlines
Sun 11/1018:05
SAI
-
SYD
1 stop15h 10m
Vietnam Airlines
Deal found 9/7$959
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 13 July 2026.

Return from

$851

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
Highest demand for flights based on searches. 20% potential increase in price ($299 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 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 13 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

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

Thu 12/11

20:05-09:20

2 stops17h 15m

Siem Reap–Angkor Intl

Thu 26/11

18:50-11:30

1 stop12h 40m

$928

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 6/10

11:15-13:15

1 stop30h 00m

Siem Reap–Angkor Intl

Sun 11/10

18:05-13:15

1 stop15h 10m

$959

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 6/10

21:50-09:15

1 stop15h 25m

Siem Reap–Angkor Intl

Sun 11/10

19:35-20:20

3 stops44h 45m

$1,189

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

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 24/9

10:15-17:10

2 stops57h 55m

Siem Reap–Angkor Intl

Thu 8/10

17:20-13:15

2 stops15h 55m

$1,854
Fastest return journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 23/9

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Tue 6/10

15:10-13:15

3 stops18h 05m

$1,898

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 25/9

14:15-17:10

1 stop29h 55m

Siem Reap–Angkor Intl

Tue 6/10

15:10-13:15

3 stops18h 05m

$2,242

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 25/9

14:15-17:10

1 stop29h 55m

Siem Reap–Angkor Intl

Wed 7/10

19:10-13:15

2 stops38h 05m

$2,292

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 15 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 13 July 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
1,572 reviews
Check prices

Comfort

8.0

Overall

8.2

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

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

Comfort

8.0

Overall

8.2

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

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
279 reviews
Singapore Airlines
8.2
Very Good
1,572 reviews
Check prices

Comfort

8.0

Overall

8.2

Crew

8.6

Boarding

8.3

Food

7.8

Entertainment

8.0

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 $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

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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?

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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