Yes, there are multiple flights from Noi-Bai to Tselinograd for under 34,522,440₫. The cheapest flight booked recently is on Aeroflot for just 32,520,138₫, but on average you can expect to pay 34,637,516₫.
There are no direct flights from Noi-Bai to Tselinograd, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
You can imagine temperatures to be in the 34 °C range in June. The weather in Astana is generally colder than Hanoi's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.
Departing from Noi-Bai to Tselinograd will take you 20h 30m. This flight may include one or multiple stops.
Currently priced at 32,520,140₫, Aeroflot will fly you from Noi-Bai to Tselinograd and back. In addition to Aeroflot, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Turkish Airlines for as low as 34,108,172₫.