There are most likely no direct flights on the Phnom Penh — Sihanoukville route
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A non-stop flight is the most convenient and comfortable way to fly from Phnom Penh to Sihanoukville, despite the fact that sometimes flights with transfers can cost significantly less.
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There are most likely no direct flights on the Phnom Penh — Sihanoukville route
There appear to be no non-stop flights from Phnom Penh to Sihanoukville at this time.... Well, or something went wrong on our side and we couldn't find anything
starting at $221
starting at $269
The route Phnom Penh — Sihanoukville is served by several airlines: Cambodia Angkor Air and SiAvia. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $221 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
The cheapest one-way flight from Phnom Penh to Sihanoukville departs on 02/02/2027, is operated by Cambodia Angkor Air and costs $221
There is no information about the cheapest roundtrip flight from Phnom Penh to Sihanoukville
Fastest flight from Phnom Penh to Sihanoukville takes 3h 50m
There are no direct flights on this route.
The distance between Phnom Penh and Sihanoukville is 186km (115 miles). Phnom Penh and Sihanoukville are in the same time zone
The cheapest flight ticket from Phnom Penh to Sihanoukville according to data for the last 48 hours costs $221
Often the best time to buy tickets from Phnom Penh to Sihanoukville is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Phnom Penh to Sihanoukville can be found flying in these months: September, December, October.
The fastest flights from Phnom Penh to Sihanoukville start from 3 hours 50 minutes in the air.
The following airlines operate direct flights on the route Phnom Penh — Sihanoukville:
The minimum one-way ticket price from Phnom Penh to Sihanoukville is $136 (September 2026), while the maximum is $221 (February 2027). On average, a ticket costs $193–$215.
Flight costs from Phnom Penh to Sihanoukville climb toward the middle of the period, then start to drop. By choosing the right dates, you can save noticeably.
Prices rise from September 2026 to October 2026 (+58%), then decline from October 2026 to December 2026 (7%). The cheapest tickets are in September 2026–October 2026 (averaging $175), while the priciest are in December 2026–February 2027 ($211).
For savings, plan your flight for September 2026–October 2026 — you could save up to 17%. Try to avoid December 2026–February 2027 when possible: prices are at their highest then.
Price spread on this route is 17.5%. Costs depend heavily on the season, so flexibility in choosing your departure month is especially valuable here.
We couldn't find any special offers for flights from Phnom Penh to Sihanoukville
