How do most travelers feel about Cathay Pacific?

The average rating from 1,509 Cathay Pacific reviews by Cheapflights users is 7.6 (out of a maximum rating of 10). If you are considering flying HKG-KTI with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Phnom Penh with Cathay Pacific.

Can I get a flight from Hong Kong to Phnom Penh on Cathay Pacific for under HK$2,354?

3 Cathay Pacific flights from HKG to KTI have recently been found on Cheapflights for under HK$2,354. Click here to find the best deals to Phnom Penh for your desired dates.

What is the cheapest month to book a flight from Hong Kong to Phnom Penh with Cathay Pacific?

Currently, the most affordable month to book a Cathay Pacific flight from Hong Kong to Phnom Penh in March, with an average price of HK$2,181. Conversely, traveling with Cathay Pacific from Hong Kong to Phnom Penh in May will be the most expensive, with an average cost of HK$3,249. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Phnom Penh, 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 25.0 C).

HK$1,899+ Cathay Pacific Flights from Hong Kong to Phnom Penh

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Cheapest Cathay Pacific flights from Hong Kong to Phnom Penh
Explore the most affordable Cathay Pacific flight options available from Hong Kong to Phnom Penh. Find the lowest fares with prices last updated on 6 October 2026.

Wed 21-1015:35 -

Nonstop2h 40m

Thu 22-1018:30 -

Nonstop2h 45m

Deal found 5-10HK$3,068

Wed 21-1008:35 -

Nonstop2h 40m

Wed 21-1018:30 -

Nonstop2h 45m

Deal found 5-10HK$3,178

Wed 14-1008:35 -

Nonstop2h 40m

Wed 14-1018:30 -

Nonstop2h 45m

Deal found 5-10HK$3,876

How do most travelers feel about Cathay Pacific?
The average rating from 1,509 Cathay Pacific reviews by Cheapflights users is 7.6 (out of a maximum rating of 10). If you are considering flying HKG-KTI with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Phnom Penh with Cathay Pacific.
Can I get a flight from Hong Kong to Phnom Penh on Cathay Pacific for under HK$2,354?
3 Cathay Pacific flights from HKG to KTI have recently been found on Cheapflights for under HK$2,354. Click here to find the best deals to Phnom Penh for your desired dates.

Cathay Pacific flights from Hong Kong to Phnom Penh in 2026

One-way from	HK$1,899
Return from	HK$3,068
Popular in	September
Cheapest in	May
Average price (all airlines)	HK$2,331

Cathay Pacific
22-10-31-12
Nonstop
2h 40m total
Hong Kong to Phnom Penh

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Cathay Pacific
21-10-22-10
Nonstop
5h 25m total
Hong Kong to Phnom Penh

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Highest demand for flights from Hong Kong Intl to Phnom Penh Techo Intl; 11% potential price increase.

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Best time to find cheap flights from Hong Kong Intl to Phnom Penh Techo Intl; 2% potential price drop.

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Average price for all Hong Kong Intl to Phnom Penh Techo Intl flights (one-way and round-trip).

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Prices

For Economy class flights, the cheapest month to fly this route is March. The most expensive months are May and November.

Best time to book a flight from Hong Kong to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Hong Kong with our price prediction graph.

HKG-KTI

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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1,509 reviews

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Cathay Pacific flights from Hong Kong to Phnom Penh (HKG - KTI)

Find Cathay Pacific flight deals from Hong Kong to Phnom Penh

Cheapest Cathay Pacific flights from Hong Kong to Phnom PenhExplore the most affordable Cathay Pacific flight options available from Hong Kong to Phnom Penh. Find the lowest fares with prices last updated on 6 October 2026.

Explore the most affordable Cathay Pacific flight options available from Hong Kong to Phnom Penh. Find the lowest fares with prices last updated on 6 October 2026.

Best Cathay Pacific flights from Hong Kong to Phnom PenhDiscover carefully curated Cathay Pacific flight deals from Hong Kong to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Discover carefully curated Cathay Pacific flight deals from Hong Kong to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct Cathay Pacific flights from Hong Kong to Phnom PenhExplore direct Cathay Pacific flight options from Hong Kong to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Explore direct Cathay Pacific flight options from Hong Kong to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute Cathay Pacific flights from Hong Kong to Phnom PenhDiscover last-minute Cathay Pacific flight deals from Hong Kong to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

Discover last-minute Cathay Pacific flight deals from Hong Kong to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

One-way Cathay Pacific flights to Phnom PenhSearch for one-way Cathay Pacific flight options to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Search for one-way Cathay Pacific flight options to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

How do most travelers feel about Cathay Pacific?

Can I get a flight from Hong Kong to Phnom Penh on Cathay Pacific for under HK$2,354?

Cathay Pacific flights from Hong Kong to Phnom Penh in 2026

One-way from

Return from

Popular in

Cheapest in

Average price (all airlines)

Which month is the cheapest to fly Economy class from Hong Kong to Phnom Penh?

For Economy class flights, the cheapest month to fly this route is March. The most expensive months are May and November.

Rainfall in Phnom Penh by month

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

Temperature in Phnom Penh by month

Best time to book a flight from Hong Kong to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Hong Kong with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

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Other Cathay Pacific flights from Hong Kong

Browse through other Cathay Pacific flights departing from Hong Kong. Flight routes are based on user searches made on Cheapflights and were last updated on 6 October 2026.

Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines serving Hong Kong and Phnom Penh

Choose from other airlines serving Hong Kong and Phnom Penh.

Other popular destinations in Asia

If Phnom Penh is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 6 October 2026.

Popular flights from Cathay Pacific

Browse through some of the most popular routes that Cathay Pacific offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 6 October 2026.

See what others are saying about Cathay Pacific

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Cheapest Cathay Pacific flights from Hong Kong to Phnom Penh
Explore the most affordable Cathay Pacific flight options available from Hong Kong to Phnom Penh. Find the lowest fares with prices last updated on 6 October 2026.

Best Cathay Pacific flights from Hong Kong to Phnom Penh
Discover carefully curated Cathay Pacific flight deals from Hong Kong to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct Cathay Pacific flights from Hong Kong to Phnom Penh
Explore direct Cathay Pacific flight options from Hong Kong to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute Cathay Pacific flights from Hong Kong to Phnom Penh
Discover last-minute Cathay Pacific flight deals from Hong Kong to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

One-way Cathay Pacific flights to Phnom Penh
Search for one-way Cathay Pacific flight options to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.