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Vietnam Airlines flights from Hong Kong to Siem Reap, Cambodia (HKG - SAI)

HKG — SAI
8 Mar — 15 Mar1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Hong Kong to Siem Reap on Vietnam Airlines typically fly into Siem Reap–Angkor Intl and depart from Hong Kong Intl. Select your dates above for pricing.

Vietnam Airlines flights from Hong Kong to Siem Reap in 2026

Find detailed information about Vietnam Airlines flights from Hong Kong to Siem Reap. Explore the options provided by Vietnam Airlines to plan your journey from Hong Kong to Siem Reap. Data last updated 6 February 2026.

One-way from

HK$1,375

Return from

HK$2,101

Popular in

May

Cheapest in

August

Average price (all airlines)

HK$2,828
Vietnam Airlines
  • Vietnam Airlines
  • 5-4
  • 2 total stops
  • 26h 55m total
  • Hong Kong to Siem Reap
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Vietnam Airlines
  • Vietnam Airlines
  • 12-3-15-3
  • 2 total stops
  • 22h 25m total
  • Hong Kong to Siem Reap
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Highest demand for flights from Hong Kong Intl to Siem Reap–Angkor Intl; 24% potential price increase.
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Best time to find cheap flights from Hong Kong Intl to Siem Reap–Angkor Intl; 9% potential price drop.
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Average price for all Hong Kong Intl to Siem Reap–Angkor Intl flights (one-way and round-trip).
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  • How do most travelers feel about Vietnam Airlines?

    When planning your HKG-SAI trip, keep in mind that Vietnam Airlines is typically rated 7.6/10. This rating comes from 224 reviews by Cheapflights users who have traveled with Vietnam Airlines.

  • Can I get a flight from Hong Kong to Siem Reap on Vietnam Airlines for under HK$3,125?

    Hong Kong to Siem Reap flights on Vietnam Airlines are currently available under HK$3,125. 5 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.

Find Vietnam Airlines flight deals from Hong Kong to Siem Reap

Enter your travel dates to find the best prices.

Cheapest Vietnam Airlines flights from Hong Kong to Siem Reap
Explore the most affordable Vietnam Airlines flight options available from Hong Kong to Siem Reap. Find the lowest fares with prices last updated on 6 February 2026.

Thu 12-318:40
HKG
-
SAI
1 stop15h 55m
Vietnam Airlines
Sun 15-309:55
SAI
-
HKG
1 stop6h 30m
Vietnam Airlines
Deal found 6-2HK$2,101
Tue 24-318:40
HKG
-
SAI
1 stop23h 50m
Vietnam Airlines
Sun 29-319:40
SAI
-
HKG
1 stop20h 45m
Vietnam Airlines
Deal found 5-2HK$2,250
Mon 16-318:40
HKG
-
SAI
1 stop15h 55m
Vietnam Airlines
Fri 20-316:00
SAI
-
HKG
1 stop24h 25m
Vietnam Airlines
Deal found 4-2HK$2,547

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 inches 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).

Best time to book a flight from Hong Kong to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Hong Kong 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.

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Other Vietnam Airlines flights from Hong Kong

Browse through other Vietnam Airlines flights departing from Hong Kong. Flight routes are based on user searches made on Cheapflights and were last updated on 6 February 2026.
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See what others are saying about Vietnam Airlines

Read reviews and see what other travellers are saying about their experiences with Vietnam Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Vietnam Airlines for your next flight. Reviews last updated 6 February 2026.
Vietnam Airlines
7.6
Good
224 reviews
Check prices
Overview

Food

6.8

Comfort

7.6

Entertainment

6.3

Boarding

7.7

Crew

8.2

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