Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from George Best Belfast City Airport to Phnom Penh, across the four airlines that offer this route. We've found that 14 / Jul / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
China Southern Airlines is the most popular airline that flies from George Best Belfast City Airport to Phnom Penh. But it's still worth looking at other options, as there are 22 flights to Phnom Penh every week. If you want to broaden your search, look at flights departing from other airports.
Generally speaking, the flight from George Best Belfast City Airport to Phnom Penh takes around 23 hrs 50 mins. The fastest flight takes 22 hrs 5 mins to cover the 10255 km distance. You can view all flight times yourself in the results list.
You can also search by month, which will reveal the cheapest time of the week to fly.
