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HK$1,373+ 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 25-9. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
11 Sep — 18 Sep1
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 12 August 2026.

Wed 16-918:45 -
1 stop24h 10m
Sun 20-918:30 -
1 stop21h 55m
Deal found 11-8HK$2,550
Sat 19-1218:40 -
1 stop26h 50m
Tue 22-1218:40 -
1 stop21h 45m
Deal found 9-8HK$2,660
Tue 3-1114:30 -
1 stop6h 10m
Sat 7-1121:30 -
1 stop18h 55m
Deal found 9-8HK$2,762
Sat 10-1018:45 -
1 stop24h 35m
Sat 17-1017:20 -
2 stops19h 10m
Deal found 9-8HK$2,786
Sat 19-1218:40 -
1 stop26h 50m
Wed 30-1221:30 -
1 stop18h 55m
Deal found 8-8HK$2,825
Fri 4-1218:40 -
1 stop24h 00m
Mon 7-1217:05 -
2 stops19h 25m
Deal found 11-8HK$2,833
Thu 31-1218:40 -
1 stop24h 00m
Mon 4-117:55 -
1 stop18h 35m
Deal found 11-8HK$2,848
Thu 17-1218:40 -
1 stop26h 50m
Thu 31-1221:30 -
1 stop18h 55m
Deal found 8-8HK$2,864
Wed 16-1218:40 -
1 stop24h 00m
Mon 28-1218:40 -
1 stop21h 45m
Deal found 8-8HK$2,943

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 70,647 searches and data was last updated on 12 August 2026.

Return from

HK$2,550

One-way from

HK$1,373
Vietnam Airlines
  • Vietnam Airlines
  • 16-9-20-9
  • 2 total stops
  • 46h 05m total
  • Hong Kong to Siem Reap
Search Deals
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 25-9
  • 1 total stop
  • 21h 15m total
  • Hong Kong to Siem Reap
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 70,647 searches and data was last updated on 12 August 2026.
Use the filters below to find and compare flights to Siem Reap that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Sat 10-10

18:45-18:20

1 stop24h 35m

Siem Reap–Angkor Intl

Sat 17-10

17:20-13:30

2 stops19h 10m

HK$2,786
Fastest return journey

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Tue 3-11

14:30-19:40

1 stop6h 10m

Siem Reap–Angkor Intl

Sat 7-11

17:05-13:30

2 stops19h 25m

HK$2,841

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Sun 20-12

18:40-17:40

1 stop24h 00m

Siem Reap–Angkor Intl

Wed 30-12

21:30-17:25

1 stop18h 55m

HK$2,943

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Sat 19-12

14:30-16:55

1 stop27h 25m

Siem Reap–Angkor Intl

Tue 29-12

21:30-17:25

1 stop18h 55m

HK$2,943

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Mon 14-12

14:30-16:55

1 stop27h 25m

Siem Reap–Angkor Intl

Sat 2-1

21:30-17:25

1 stop18h 55m

HK$2,943

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Tue 22-12

14:30-16:10

2 stops26h 40m

Siem Reap–Angkor Intl

Mon 28-12

17:55-13:30

1 stop18h 35m

HK$3,013

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Thu 17-12

14:30-16:10

2 stops26h 40m

Siem Reap–Angkor Intl

Tue 29-12

21:30-17:25

1 stop18h 55m

HK$3,013

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Fri 1-1

18:40-20:30

1 stop26h 50m

Siem Reap–Angkor Intl

Fri 8-1

17:05-13:30

2 stops19h 25m

HK$3,013

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Sat 2-1

18:40-20:30

1 stop26h 50m

Siem Reap–Angkor Intl

Fri 8-1

21:30-17:25

1 stop18h 55m

HK$3,288

Hong KongSiem Reap

HKG Hong Kong Intl - SAI Siem Reap–Angkor Intl

HKGSAI

Hong Kong Intl

Sat 19-12

18:40-16:55

2 stops47h 15m

Siem Reap–Angkor Intl

Tue 22-12

21:30-17:25

1 stop18h 55m

HK$3,492

Flights are sorted by cheapest return flights first.

Deals found on 10-8

Showing 1-10 of 20 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 airline flying from Hong Kong to Siem Reap is Vietnam 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 12 August 2026.
Get a feel of what it's like to fly with Vietnam Airlines to Cambodia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
284 reviews
Check prices

Comfort

7.7

Boarding

7.7

Food

6.9

Crew

8.3

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.
Vietnam Airlines
7.7
Good
284 reviews
Vietnam Airlines
7.7
Good
284 reviews
Check prices

Comfort

7.7

Boarding

7.7

Food

6.9

Crew

8.3

Overall

7.7

Entertainment

6.3

Reviews

1 / 16
2.0
Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

FAQs about flying to Siem Reap

  • What airport do you fly into for flights to Siem Reap?

    Travellers will need to book flights to Siem Reap–Angkor Intl (SAI) if they wish to fly to Siem Reap. The Siem Reap airport is 39.7 km from the 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.

  • Does Siem Reap–Angkor Intl have rental cars?

    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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Users can book flights with no change fees policies with our dedicated filters. Book flights to Siem Reap flexibly with Cheapflights today.

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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