Yes, there are multiple flights from Vietnam to Leipzig for under 18,411,968₫. The cheapest flight booked recently is on Turkish Airlines for just 18,273,878₫, but on average you can expect to pay 28,147,296₫.
There are no direct flights from Vietnam to Leipzig, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
There are many flights that can get you from Vietnam to Leipzig in 18h. Fly via Turkish Airlines or Singapore Airlines to get the fastest option. This flight may include one or multiple stops.
Turkish Airlines, at 18,273,880₫, was found to be the cheapest airline from Vietnam to Leipzig. An alternate airline flying to your destination would be Singapore Airlines.