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$515+ 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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
27 Jun — 4 Jul1
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 28 May 2026.

Fri 4/910:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Fri 11/919:05
SAI
-
SYD
2 stops57h 15m
VietJet Air
Deal found 26/5$886
Fri 30/1014:20
SYD
-
SAI
2 stops29h 45m
Multiple Airlines
Sun 15/1116:50
SAI
-
SYD
2 stops22h 00m
Multiple Airlines
Deal found 26/5$900
Tue 27/1011:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Wed 4/1119:05
SAI
-
SYD
2 stops33h 00m
VietJet Air
Deal found 26/5$921
Tue 27/1011:50
SYD
-
SAI
1 stop12h 40m
Vietnam Airlines
Tue 3/1118:40
SAI
-
SYD
1 stop11h 10m
Vietnam Airlines
Deal found 26/5$933
Tue 27/1011:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Tue 3/1119:05
SAI
-
SYD
2 stops33h 00m
VietJet Air
Deal found 26/5$940
Wed 28/1015:15
SYD
-
SAI
2 stops28h 55m
Vietnam Airlines
Tue 3/1118:40
SAI
-
SYD
1 stop11h 10m
Vietnam Airlines
Deal found 26/5$946
Fri 4/910:15
SYD
-
SAI
1 stop11h 05m
Vietnam Airlines
Fri 11/918:05
SAI
-
SYD
1 stop15h 10m
Vietnam Airlines
Deal found 26/5$959
Fri 30/1015:15
SYD
-
SAI
2 stops28h 55m
Vietnam Airlines
Thu 5/1117:05
SAI
-
SYD
2 stops16h 10m
Vietnam Airlines
Deal found 26/5$960
Sun 1/1111:50
SYD
-
SAI
1 stop12h 40m
Vietnam Airlines
Sun 8/1118:40
SAI
-
SYD
1 stop11h 10m
Vietnam Airlines
Deal found 26/5$963
Fri 4/910:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Mon 14/919:05
SAI
-
SYD
2 stops33h 15m
VietJet Air
Deal found 26/5$971

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 28 May 2026.

Return from

$886

One-way from

$515

Popular in

December

Cheapest in

September

Average price

$1,282
VietJet Air
  • VietJet Air
  • 4/9-11/9
  • 4 total stops
  • 92h 05m total
  • Sydney to Siem Reap
Search Deals
29/7
  • 29/7
  • 2 total stops
  • 48h 30m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($255 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 28 May 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 30/10

14:20-16:05

2 stops29h 45m

Siem Reap–Angkor Intl

Sun 15/11

16:50-18:50

2 stops22h 00m

$900

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 29/10

11:15-18:05

2 stops34h 50m

Siem Reap–Angkor Intl

Wed 4/11

19:05-08:05

2 stops33h 00m

$921
Fastest return journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Mon 2/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Fri 6/11

18:40-09:50

1 stop11h 10m

$963

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sun 14/6

13:00-09:40

1 stop23h 40m

Siem Reap–Angkor Intl

Wed 17/6

10:30-19:20

1 stop29h 50m

$1,128

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 1/9

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Thu 10/9

18:05-08:15

2 stops35h 10m

$1,143

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 23/9

10:15-17:10

2 stops33h 55m

Siem Reap–Angkor Intl

Fri 2/10

17:20-12:15

2 stops15h 55m

$1,481

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sun 27/9

11:00-09:40

1 stop25h 40m

Siem Reap–Angkor Intl

Wed 30/9

10:30-10:25

1 stop20h 55m

$1,630
Cheapest one-way

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 29/7

20:35-18:05

2 stops48h 30m

$515

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 4/6

10:15-17:10

3 stops33h 55m

$779
Fastest single journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sun 21/6

10:00-18:55

1 stop11h 55m

$938

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 14 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 28 May 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
1,523 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Crew

8.6

Comfort

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
1,523 reviews
Singapore Airlines
8.2
Very Good
1,523 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Crew

8.6

Comfort

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
271 reviews
Singapore Airlines
8.2
Very Good
1,523 reviews
Check prices

Entertainment

8.0

Overall

8.2

Boarding

8.3

Food

7.8

Crew

8.6

Comfort

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, Vietnam Airlines is rated the highest out of the airlines that fly to Siem Reap.

  • 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 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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Fly with Cheapflights

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How does Cheapflights help users find flights to Siem Reap?

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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?

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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