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$464+ Cheap flights to Siem Reap, Cambodia

— SAI
15 Oct — 22 Oct1
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

Sun 18/1011:15 -
1 stop11h 05m
Wed 28/1018:40 -
1 stop11h 10m
Deal found 10/9$768
Tue 10/1111:50 -
1 stop12h 40m
Sun 15/1121:30 -
1 stop32h 20m
Deal found 12/9$814
Mon 9/1111:50 -
1 stop12h 40m
Thu 3/1220:30 -
1 stop12h 45m
Deal found 11/9$822
Tue 27/1011:50 -
1 stop11h 00m
Tue 3/1118:40 -
1 stop11h 10m
Deal found 12/9$885
Mon 9/1111:50 -
1 stop12h 40m
Thu 3/1212:45 -
3 stops20h 30m
Deal found 11/9$993
Sun 18/1011:15 -
1 stop11h 05m
Wed 28/1016:50 -
2 stops22h 00m
Deal found 10/9$996

Find flight deals to Siem Reap

Return from

$768

One-way from

$464

Popular in

December

Cheapest in

June

Average price

$1,343
Vietnam Airlines
  • Vietnam Airlines
  • 18/10-28/10
  • 2 total stops
  • 22h 15m total
  • Sydney to Siem Reap
Search Deals
9/3-31/12
  • 9/3-31/12
  • 2 total stops
  • 29h 35m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($233 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Tue 9/3

13:25-15:00

2 stops29h 35m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$464

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 6/11

20:05-15:00

3 stops46h 55m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$555

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Sat 14/11

15:15-21:45

2 stops34h 30m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$581

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Thu 26/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Wed 16/12

21:30-09:50

1 stop32h 20m

$1,139

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 27/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sun 13/12

21:30-09:50

1 stop32h 20m

$1,139

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Mon 12/10

11:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Mon 19/10

19:10-13:15

2 stops38h 05m

$1,198

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Mon 5/10

15:50-09:40

1 stop21h 50m

Siem Reap–Angkor Intl

Sat 17/10

10:30-20:15

1 stop29h 45m

$1,262

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Mon 5/10

21:50-14:50

1 stop21h 00m

Siem Reap–Angkor Intl

Sat 17/10

15:35-09:20

1 stop13h 45m

$1,292

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Wed 25/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Fri 18/12

21:30-09:50

1 stop32h 20m

$1,301

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Mon 12/10

11:15-18:05

2 stops34h 50m

Siem Reap–Angkor Intl

Mon 19/10

19:05-08:20

2 stops33h 15m

$1,332

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 16 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

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

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
1,601 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.1

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
1,601 reviews
Singapore Airlines
8.2
Very Good
1,601 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.1

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
287 reviews
Singapore Airlines
8.2
Very Good
1,601 reviews
Check prices

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.1

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 $53, while return flights cost around $213.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around $214, however they can be found for as little as $213.

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

    For those looking to save time traveling to Siem Reap, Melbourne 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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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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