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HK$957+ Cheap flights to Phnom Penh

— KTI
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Phnom Penh in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Phnom Penh

Thu 3-912:25 -
Nonstop2h 40m
Thu 10-907:45 -
Nonstop2h 40m
Deal found 2-9HK$1,780
Sat 5-912:25 -
Nonstop2h 40m
Sat 12-907:45 -
Nonstop2h 40m
Deal found 2-9HK$1,819
Thu 24-912:25 -
Nonstop2h 40m
Mon 5-1007:45 -
Nonstop2h 40m
Deal found 4-9HK$1,874
Thu 24-912:25 -
Nonstop2h 40m
Sun 4-1007:45 -
Nonstop2h 40m
Deal found 2-9HK$1,897
Sat 12-912:25 -
Nonstop2h 40m
Wed 30-907:45 -
Nonstop2h 40m
Deal found 31-8HK$1,945
Sat 5-912:25 -
Nonstop2h 40m
Sat 12-907:45 -
Nonstop2h 40m
Deal found 2-9HK$1,976
Mon 19-1012:25 -
Nonstop2h 40m
Mon 26-1007:45 -
Nonstop2h 45m
Deal found 2-9HK$2,054
Fri 11-1212:30 -
Nonstop2h 35m
Thu 31-1207:45 -
Nonstop2h 45m
Deal found 3-9HK$2,086
Fri 18-1212:30 -
Nonstop2h 35m
Sat 26-1207:45 -
Nonstop2h 45m
Deal found 31-8HK$2,109
Sun 1-1112:30 -
Nonstop2h 35m
Wed 4-1107:45 -
Nonstop2h 45m
Deal found 4-9HK$2,117

Find flight deals to Phnom Penh

Return from

HK$1,874

One-way from

HK$957

Popular in

July

Cheapest in

May

Average price

HK$1,882
柬埔寨航空
  • 柬埔寨航空
  • 24-9-5-10
  • Nonstop
  • 5h 20m total
  • Hong Kong to Phnom Penh
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柬埔寨航空
  • 柬埔寨航空
  • 12-9-31-12
  • Nonstop
  • 2h 40m total
  • Hong Kong to Phnom Penh
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (HK$506 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$54 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Phnom Penh that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Mon 19-10

12:25-14:05

Nonstop2h 40m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,168

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Tue 29-9

12:25-14:05

Nonstop2h 40m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,239
Fastest return journey

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Wed 9-12

12:30-14:05

Nonstop2h 35m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,317

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Mon 14-12

12:30-14:05

Nonstop2h 35m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,317

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Sun 13-12

12:30-14:05

Nonstop2h 35m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,317

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Wed 17-2

20:25-08:25

1 stop13h 00m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,396

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Wed 30-9

12:25-14:05

Nonstop2h 40m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,404

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Mon 8-2

14:30-19:05

1 stop5h 35m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,482

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Mon 18-1

07:50-19:00

1 stop12h 10m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,490

Hong KongPhnom Penh

HKG Hong Kong Intl - KTI Phnom Penh Techo Intl

HKGKTI

Hong Kong Intl

Tue 19-1

21:40-09:45

1 stop13h 05m

Phnom Penh Techo Intl

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,490

Flights are sorted by cheapest return flights first.

Deals found on 3-9

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight to Phnom Penh

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

Cheapflights Insights

Everything you need to know about your flight to Phnom Penh

What are the cheapest airlines that fly to Phnom Penh?

The cheapest airlines flying from Hong Kong to Phnom Penh are Cambodia Angkor Air, 柬埔寨航空 and Cathay Pacific.

Weekly flight availability to Phnom Penh

The most flights from Hong Kong to Phnom Penh are scheduled on a Thursday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Phnom Penh

Check out reviews from past customers who have flown Cathay Pacific to Cambodia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,467 reviews
Check prices

Entertainment

7.7

Boarding

7.9

Overall

7.6

Comfort

7.5

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,467 reviews
Cathay Pacific
7.6
Good
1,467 reviews
Check prices

Entertainment

7.7

Boarding

7.9

Overall

7.6

Comfort

7.5

Food

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

FAQs about flying to Phnom Penh

  • What airport do you fly into for flights to Phnom Penh?

    Travellers will need to book flights to Techo Intl (KTI) if they wish to fly to Phnom Penh. The Phnom Penh airport is 22.6 km from the city centre. 3 airlines have flights to Techo Intl from Hong Kong on a daily basis. Booking flights to Phnom Penh Techo Intl should not be difficult; the airport handles an average of 2 flights from Hong Kong per day.

  • Can I find cheaper flights to Phnom Penh 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 Phnom Penh on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Phnom Penh?

    Based on reviews from Cheapflights users, Cambodia Angkor Air is rated the highest out of the airlines that fly to Phnom Penh.

  • What is the cheapest airport to fly to in Phnom Penh?

    Phnom Penh Techo Intl is currently the cheapest airport to fly to in Phnom Penh. One-way flights to Phnom Penh Techo Intl typically cost HK$292, while return flights cost around HK$1,393.

  • How much is a return flight to Phnom Penh?

    A return flight to Phnom Penh will typically cost around HK$1,462, however they can be found for as little as HK$1,393.

  • Does Phnom Penh Techo Intl have rental cars?

    Yes. Those touching down at Phnom Penh Techo Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Phnom Penh Techo Intl?

    Yes. Phnom Penh Techo Intl has hotels nearby for those requiring accommodations. Villa Minou Ta Khmau near Airport is the closest property to Phnom Penh Techo Intl (11.3 km away from Phnom Penh Techo Intl).

See more FAQs

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Can Cheapflights find flights to Phnom Penh with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Phnom Penh, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Phnom Penh become cheaper?

Yes, Cheapflights offers price alerts on Phnom Penh 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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