Cheap Flights to Koh Tonsai from HK$981

View HK$981 flight on Wed, 7 Jan 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$981 for one-way flights and HK$1,676 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cambodia Airways
Thu, 8 Jan - Sun, 11 Jan
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$1,676 Return, found 16 hours ago
HK$1,676
Return
found 16 hours ago
Select Cambodia Airways flight, departing Thu, 8 Jan from Hong Kong SAR to Phnom Penh, returning Sun, 11 Jan, priced at HK$1,676 found 16 hours ago
Vietnam Airlines
Thu, 15 Jan - Sun, 18 Jan
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$2,278 Return, found 10 hours ago
HK$2,278
Return
found 10 hours ago
Select Vietnam Airlines flight, departing Thu, 15 Jan from Hong Kong SAR to Phnom Penh, returning Sun, 18 Jan, priced at HK$2,278 found 10 hours ago
Cathay Pacific
Thu, 15 Jan - Sun, 18 Jan
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$2,312 Return, found 10 hours ago
HK$2,312
Return
found 10 hours ago
Select Cathay Pacific flight, departing Thu, 15 Jan from Hong Kong SAR to Phnom Penh, returning Sun, 18 Jan, priced at HK$2,312 found 10 hours ago
EVA Airways
Mon, 19 Oct - Tue, 27 Oct
HKG
Hong Kong SAR
KOS
Sihanoukville
HK$5,154 Return, found 19 hours ago
HK$5,154
Return
found 19 hours ago
Select EVA Airways flight, departing Mon, 19 Oct from Hong Kong SAR to Sihanoukville, returning Tue, 27 Oct, priced at HK$5,154 found 19 hours ago
Air China
Fri, 30 Jan - Sun, 8 Feb
LHR
London
KTI
Phnom Penh
HK$5,453 Return, found 4 days ago
HK$5,453
Return
found 4 days ago
Select Air China flight, departing Fri, 30 Jan from London to Phnom Penh, returning Sun, 8 Feb, priced at HK$5,453 found 4 days ago

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$1,676 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$981 in the last seven days. Return flights to Koh Tonsai ranged from HK$1,676 to HK$5,453 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$1,676 and HK$5,453. 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$1,676

Trending flights to Koh Tonsai

Prices were available within the past 7 days and start at HK$981 for one-way flights and HK$1,676 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cambodia Airways
Thu, 8 Jan - Sun, 11 Jan
HKG
Hong Kong SAR
KTI
Phnom Penh
HK$1,676 Return, found 16 hours ago
HK$1,676
Return
found 16 hours ago
Select Cambodia Airways flight, departing Thu, 8 Jan from Hong Kong SAR to Phnom Penh, returning Sun, 11 Jan, priced at HK$1,676 found 16 hours ago
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