Cheap flights from Cambodia to Vietnam from £78

In general, February is the cheapest month to fly from Cambodia to Vietnam. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £132. If you’re not able to fly to Vietnam in February, then May is your next best option. Flight prices from Cambodia to Vietnam during May average around £132.

The cheapest day to depart from Cambodia to Vietnam is on a Wednesday when prices can be found for as low as £181. Flights from Cambodia to Vietnam on a Thursday will generally be more expensive and average around £260. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Vietnam from Cambodia at midday is the least expensive time of day to depart. momondo users have found prices as low as £181 when looking at flights departing at midday. Flights in the afternoon are often more expensive, with an average ticket price of £1,018.

Fly from Siem Reap–Angkor Intl to Hanoi Noibai for the best Cambodia - Vietnam flight prices

You are more likely to see cheaper flights to Vietnam from Cambodia when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around £140 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Cambodia for as low as £115 on momondo.

There are 3 cabin classes available to choose from on Cambodia to Vietnam flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 15% of flights between Cambodia and Vietnam have experienced a delay on any given week. The average delay length over the past 12 months has been 96 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Cambodia Angkor Air have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

As of March 2026, there are 10 flights per day flying from Cambodia to Vietnam. The most common time of day flights depart is 17:00, with 55% of flights taking off in the afternoon.

The number of flights available between Cambodia and Vietnam is 73 per week as of March 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.