Cheap Flights to Koh Tonsai from HK$943

View HK$943 flight on Tue, 12 May 2026Opens in a new window

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Cheap round-trip flights to Koh Tonsai

Prices were available within the past 7 days and start at HK$943 for one-way flights and HK$1,706 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cambodia Airways
Fri, 29 May - Tue, 2 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$1,706 Return, just found
HK$1,706
Return
just found
Select Cambodia Airways flight, departing Fri, 29 May from Hong Kong SAR to Phnom Penh, returning Tue, 2 Jun, priced at HK$1,706 just found
Vietnam Airlines
Fri, 19 Jun - Sun, 21 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$2,778 Return, just found
HK$2,778
Return
just found
Select Vietnam Airlines flight, departing Fri, 19 Jun from Hong Kong SAR to Phnom Penh, returning Sun, 21 Jun, priced at HK$2,778 just found
Cathay Pacific
Fri, 19 Jun - Sun, 21 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$2,808 Return, just found
HK$2,808
Return
just found
Select Cathay Pacific flight, departing Fri, 19 Jun from Hong Kong SAR to Phnom Penh, returning Sun, 21 Jun, priced at HK$2,808 just found
Air Cambodia
Fri, 19 Jun - Sun, 21 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$2,842 Return, just found
HK$2,842
Return
just found
Select Air Cambodia flight, departing Fri, 19 Jun from Hong Kong SAR to Phnom Penh, returning Sun, 21 Jun, priced at HK$2,842 just found
China Eastern Airlines
Fri, 29 May - Tue, 2 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$3,022 Return, just found
HK$3,022
Return
just found
Select China Eastern Airlines flight, departing Fri, 29 May from Hong Kong SAR to Phnom Penh, returning Tue, 2 Jun, priced at HK$3,022 just found

Frequently asked questions

How do I find cheap flights to Koh Tonsai that have flexible change policies?
We know that plans can change in a flash, so locking in a flexible ticket with Expedia makes sense. Simply check the "No change fee" box below the "Flexible change policies" filter. Your low-cost, flexible flight to Koh Tonsai is only a few clicks away.
How can I find cheap tickets to Koh Tonsai?
You'll always get an unbeatable deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred flight date, then click on the flexible dates link above to see the cheapest prices for nearby days. HK$1,706 was the lowest price for a flight to Koh Tonsai in the last seven days.
How much is a flight to Koh Tonsai?
If you were journeying one way from Hong Kong SAR (HKG), you could've snapped up a bargain seat for HK$943 in the last seven days. Return flights to Koh Tonsai ranged from HK$1,706 to HK$3,022 over the same period.
When is the cheapest time to fly to Koh Tonsai?
Try to jet off early on in the week to bag a bargain fare to Koh Tonsai. Tuesday is commonly the most cost-effective day to take off, with Monday a close second. Saturday often has the highest fares. This is because a lot of travellers like to start their trip on a weekend.
How much is a plane ticket to Koh Tonsai?
In the last seven days, seats to Koh Tonsai varied between HK$1,706 and HK$3,022. Prices depend on multiple things, particularly the departure time, cabin class, airline and how early the fare is booked.
What months are the cheapest to book a flight to Koh Tonsai?
February is the most affordable month to purchase a seat for your Koh Tonsai getaway. Airfares are priciest over the festive month of December, so avoid this time if possible.

Travel information

Destination airport
Techo Intl. Airport
Destination airport IATA code
KTI
Destination city name
Techo Intl. Airport
Return price
HK$1,629

Trending flights to Koh Tonsai

Prices were available within the past 7 days and start at HK$943 for one-way flights and HK$1,706 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cambodia Airways
Fri, 29 May - Tue, 2 Jun
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$1,706 Return, just found
HK$1,706
Return
just found
Select Cambodia Airways flight, departing Fri, 29 May from Hong Kong SAR to Phnom Penh, returning Tue, 2 Jun, priced at HK$1,706 just found
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