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$393+ Cheap flights to Siem Reap

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
28 Mar — 4 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to Siem Reap 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 26 February 2026.

Wed 2/910:15
SYD
-
SAI
2 stops34h 50m
VietJet Air
Wed 9/919:05
SAI
-
SYD
2 stops33h 15m
VietJet Air
Deal found 24/2$815
Wed 4/320:05
SYD
-
SAI
2 stops24h 00m
Multiple Airlines
Sat 14/311:00
SAI
-
SYD
1 stop18h 15m
Multiple Airlines
Deal found 23/2$822
Wed 4/311:15
SYD
-
SAI
1 stop25h 55m
Multiple Airlines
Thu 12/311:00
SAI
-
SYD
1 stop18h 15m
Multiple Airlines
Deal found 23/2$849
Wed 4/320:05
SYD
-
SAI
2 stops24h 00m
Multiple Airlines
Tue 17/316:00
SAI
-
SYD
1 stop12h 05m
Multiple Airlines
Deal found 23/2$870
Thu 12/311:15
SYD
-
SAI
2 stops34h 50m
Multiple Airlines
Fri 3/415:35
SAI
-
SYD
2 stops17h 10m
Multiple Airlines
Deal found 24/2$887
Wed 4/311:15
SYD
-
SAI
1 stop13h 15m
Multiple Airlines
Wed 11/309:55
SAI
-
SYD
2 stops22h 25m
Multiple Airlines
Deal found 23/2$902
Tue 1/1221:50
SYD
-
SAI
1 stop21h 10m
Multiple Airlines
Tue 8/1215:45
SAI
-
SYD
1 stop24h 50m
Multiple Airlines
Deal found 24/2$911
Wed 4/311:15
SYD
-
SAI
1 stop13h 15m
Multiple Airlines
Mon 16/310:00
SAI
-
SYD
2 stops22h 20m
Multiple Airlines
Deal found 23/2$918
Wed 2/910:15
SYD
-
SAI
1 stop30h 00m
Multiple Airlines
Wed 9/922:35
SAI
-
SYD
1 stop30h 40m
Multiple Airlines
Deal found 24/2$921

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 26 February 2026.

Return from

$887

One-way from

$438

Popular in

December

Cheapest in

August

Average price

$877
12/3-3/4
  • 12/3-3/4
  • 4 total stops
  • 52h 00m total
  • Sydney to Siem Reap
Search Deals
18/4
  • 18/4
  • 2 total stops
  • 41h 20m total
  • Sydney to Siem Reap
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($263 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($57 potential savings vs. average return price).
Search Deals
Average for return flights in February 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 26 February 2026.
Use the filters below to find and compare flights to Siem Reap that are best for you.

Fly from

Route

Depart

Return

Price

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 25/6

10:15-13:15

1 stop30h 00m

Siem Reap–Angkor Intl

Mon 13/7

15:00-08:15

1 stop14h 15m

$1,059

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 24/3

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Tue 31/3

18:05-13:15

1 stop15h 10m

$1,105

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 17/4

18:00-09:40

1 stop42h 40m

Siem Reap–Angkor Intl

Mon 20/4

10:30-10:25

1 stop20h 55m

$1,129

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 17/4

18:00-09:40

1 stop42h 40m

Siem Reap–Angkor Intl

Wed 22/4

10:30-10:25

1 stop20h 55m

$1,129

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 12/3

13:30-21:00

3 stops59h 30m

Siem Reap–Angkor Intl

Fri 3/4

21:10-13:35

3 stops36h 25m

$1,167

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sun 29/3

21:50-14:50

1 stop21h 00m

Siem Reap–Angkor Intl

Sun 12/4

15:35-19:35

1 stop25h 00m

$1,180

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 25/6

10:15-18:05

2 stops34h 50m

Siem Reap–Angkor Intl

Mon 13/7

19:05-07:20

2 stops33h 15m

$1,278

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 3/6

10:15-17:10

2 stops33h 55m

$420

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 17/4

10:15-17:10

2 stops33h 55m

$445

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Mon 8/6

10:15-18:10

1 stop34h 55m

$446

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 18 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

How long is the flight to Siem Reap?

On average, a flight from Sydney to Siem Reap takes 12 hours 45 minutes. Flights to Siem Reap from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siem Reap?

The most popular airlines flying from Sydney to Siem Reap are Vietnam Airlines and Singapore Airlines.

Singapore Airlines
Singapore Airlines
From $644
Vietnam Airlines
Vietnam Airlines
From $706
Virgin Australia
Virgin Australia
From $1,070

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.

Rainfall in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 mm per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Temperature in Siem Reap by month

Plan your trip to Siem Reap by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

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 26 February 2026.
Get a feel of what it's like to fly with Singapore Airlines and Vietnam Airlines to Cambodia by reading reviews from past customers. 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
1,463 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,463 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Vietnam Airlines
7.7
Good
235 reviews
Singapore Airlines
8.2
Very Good
1,463 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

FAQs about flying to Siem Reap

  • 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 $92, while return flights cost around $111.

  • How much is a return flight to Siem Reap?

    A return flight to Siem Reap will typically cost around $255, however they can be found for as little as $111.

  • 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 (11 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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