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HK$1,185+ 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 5-2. Fares are subject to change and may not be available on all flights or dates of travel.
— SAI
25 Feb — 4 Mar1
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 26 January 2026.

Mon 16-321:25
HKG
-
SAI
1 stop14h 25m
Cambodia Angkor Air
Fri 20-309:20
SAI
-
HKG
1 stop10h 05m
Cambodia Angkor Air
Deal found 24-1HK$2,191
Sun 12-421:35
HKG
-
SAI
1 stop14h 15m
Cambodia Angkor Air
Sat 18-417:10
SAI
-
HKG
1 stop26h 25m
Cambodia Angkor Air
Deal found 25-1HK$2,300
Fri 6-318:40
HKG
-
SAI
1 stop23h 50m
Vietnam Airlines
Mon 9-317:55
SAI
-
HKG
1 stop18h 35m
Vietnam Airlines
Deal found 24-1HK$2,331
Fri 10-421:35
HKG
-
SAI
1 stop14h 15m
Cambodia Angkor Air
Thu 16-417:10
SAI
-
HKG
1 stop26h 25m
Cambodia Angkor Air
Deal found 25-1HK$2,370
Sat 4-418:45
HKG
-
SAI
1 stop24h 30m
Vietnam Airlines
Sat 11-418:05
SAI
-
HKG
1 stop18h 25m
Vietnam Airlines
Deal found 24-1HK$2,378
Mon 16-318:40
HKG
-
SAI
1 stop15h 55m
Vietnam Airlines
Fri 20-317:05
SAI
-
HKG
2 stops19h 25m
Vietnam Airlines
Deal found 24-1HK$2,409
Mon 6-418:45
HKG
-
SAI
1 stop24h 30m
Vietnam Airlines
Fri 10-418:05
SAI
-
HKG
1 stop18h 25m
Vietnam Airlines
Deal found 24-1HK$2,432
Fri 6-322:05
HKG
-
SAI
3 stops23h 55m
Multiple Airlines
Mon 9-309:20
SAI
-
HKG
1 stop10h 05m
Multiple Airlines
Deal found 24-1HK$2,456
Sat 11-407:40
HKG
-
SAI
1 stop11h 25m
Multiple Airlines
Tue 21-417:10
SAI
-
HKG
1 stop26h 25m
Multiple Airlines
Deal found 25-1HK$2,495
Sun 8-221:25
HKG
-
SAI
1 stop24h 30m
Cambodia Angkor Air
Fri 13-209:20
SAI
-
HKG
1 stop10h 05m
Cambodia Angkor Air
Deal found 25-1HK$2,510
Sun 12-418:45
HKG
-
SAI
1 stop24h 30m
Vietnam Airlines
Sat 18-417:20
SAI
-
HKG
2 stops19h 10m
Vietnam Airlines
Deal found 25-1HK$2,541

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 26 January 2026.

Return from

HK$2,191

One-way from

HK$1,185

Popular in

May

Cheapest in

August

Average price

HK$3,196
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 16-3-20-3
  • 2 total stops
  • 24h 30m total
  • Hong Kong to Siem Reap
Search Deals
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 5-2
  • 1 total stop
  • 12h 15m total
  • Hong Kong to Siem Reap
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (HK$1,143 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (HK$294 potential savings vs. average return price).
Search Deals
Average for return flights in January 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 70,647 searches and data was last updated on 26 January 2026.
Use the filters below to find and compare flights to Siem Reap that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Fri 6-3

18:40-17:30

1 stop23h 50m

Siem Reap–Angkor Intl

Mon 9-3

17:55-13:30

1 stop18h 35m

HK$2,331

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Fri 10-4

21:35-14:25

1 stop17h 50m

Siem Reap–Angkor Intl

Sun 19-4

17:10-20:35

1 stop26h 25m

HK$2,370

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Mon 16-3

18:40-09:35

1 stop15h 55m

Siem Reap–Angkor Intl

Fri 20-3

17:05-13:30

2 stops19h 25m

HK$2,409

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Fri 6-3

22:05-21:00

3 stops23h 55m

Siem Reap–Angkor Intl

Mon 9-3

09:20-20:25

1 stop10h 05m

HK$2,456

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Wed 8-4

14:30-17:10

1 stop27h 40m

Siem Reap–Angkor Intl

Sun 12-4

18:05-13:30

1 stop18h 25m

HK$2,573

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Sat 4-4

18:45-18:15

1 stop24h 30m

Siem Reap–Angkor Intl

Fri 10-4

18:05-13:30

1 stop18h 25m

HK$2,573

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Sat 4-4

18:45-18:15

1 stop24h 30m

Siem Reap–Angkor Intl

Sun 12-4

19:10-17:25

1 stop21h 15m

HK$2,573

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Tue 14-4

18:45-18:15

1 stop24h 30m

Siem Reap–Angkor Intl

Mon 20-4

18:05-13:30

1 stop18h 25m

HK$2,573

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Wed 8-4

14:30-17:10

1 stop27h 40m

Siem Reap–Angkor Intl

Sat 11-4

19:10-17:25

1 stop21h 15m

HK$2,573

Hong KongSiem Reap

HKG - SAI

HKGSAI

Hong Kong Intl

Sun 5-4

18:45-18:15

1 stop24h 30m

Siem Reap–Angkor Intl

Thu 9-4

19:10-17:25

1 stop21h 15m

HK$2,573

Flights are sorted by cheapest return flights first.

Deals found on 25-1

Showing 1-10 of 21 results
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2
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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 Hong Kong to Siem Reap are Vietnam Airlines and Bangkok Airways.

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 January 2026.
Get a feel of what it's like to fly with Bangkok Airways and 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.
Bangkok Airways
8.0
Very Good
121 reviews
Check prices

Food

7.3

Comfort

8.0

Entertainment

6.3

Boarding

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Bangkok Airways
8.0
Very Good
121 reviews
Bangkok Airways
8.0
Very Good
121 reviews
Check prices

Food

7.3

Comfort

8.0

Entertainment

6.3

Boarding

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Vietnam Airlines
7.6
Good
224 reviews
Bangkok Airways
8.0
Very Good
121 reviews
Check prices

Food

7.3

Comfort

8.0

Entertainment

6.3

Boarding

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

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.

  • 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 HK$370, while return flights cost around HK$945.

  • 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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