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$388+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
16 May — 23 May1
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 16 April 2026.

Mon 1/610:15
SYD
-
SAI
1 stop11h 05m
Vietnam Airlines
Sun 5/722:35
SAI
-
SYD
1 stop30h 40m
Vietnam Airlines
Deal found 15/4$951
Fri 12/610:15
SYD
-
SAI
2 stops33h 20m
Multiple Airlines
Fri 19/621:45
SAI
-
SYD
1 stop30h 35m
Multiple Airlines
Deal found 12/4$973
Fri 12/614:15
SYD
-
SAI
1 stop29h 55m
Vietnam Airlines
Fri 19/621:45
SAI
-
SYD
1 stop31h 30m
Vietnam Airlines
Deal found 16/4$994
Mon 1/620:50
SYD
-
SAI
1 stop22h 45m
Multiple Airlines
Sun 5/711:55
SAI
-
SYD
3 stops28h 40m
Multiple Airlines
Deal found 15/4$1,036

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 16 April 2026.

Return from

$948

One-way from

$386

Popular in

December

Cheapest in

September

Average price

$1,046
1/6-5/7
  • 1/6-5/7
  • 4 total stops
  • 68h 15m total
  • Sydney to Siem Reap
Search Deals
15/9
  • 15/9
  • 1 total stop
  • 15h 25m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($295 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 16 April 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

Mon 1/6

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Sun 5/7

22:35-08:15

1 stop30h 40m

$951

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 12/6

13:00-18:20

2 stops32h 20m

Siem Reap–Angkor Intl

Fri 19/6

21:45-08:20

2 stops31h 35m

$1,032

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Mon 1/6

20:50-16:35

1 stop22h 45m

Siem Reap–Angkor Intl

Sun 5/7

11:55-19:35

3 stops28h 40m

$1,036

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 12/6

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Fri 19/6

21:45-08:15

1 stop31h 30m

$1,053
Cheapest one-way
Fastest single journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 8/9

20:50-14:50

1 stop21h 00m

$388

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 31/7

10:15-08:45

1 stop25h 30m

$413

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 20/8

10:15-18:05

2 stops34h 50m

$432

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 22/8

10:15-18:05

2 stops34h 50m

$435

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sun 7/6

20:50-16:10

2 stops22h 20m

$436

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 8/9

10:15-18:05

2 stops34h 50m

$445

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 12 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 16 April 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
1,497 reviews
Check prices

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Singapore Airlines
8.2
Very Good
1,497 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.
Vietnam Airlines
7.7
Good
258 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

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 $108, while return flights cost around $276.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around $304, however they can be found for as little as $276.

  • 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 55 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?

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?

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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