Yes, there are multiple flights from Vietnam to Richmond for under 32,228,360₫. The cheapest flight booked recently is on Qatar Airways for just 30,593,922₫, but on average you can expect to pay 97,329,648₫.
There are no direct flights from Vietnam to Richmond, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
For as low as 34,461,328₫, Emirates can have you in Richmond from Vietnam in 31h 22m. Both multi-stop and direct flights can be found to your destination and back.
Flying on Qatar Airways is currently your cheapest option to Richmond, with prices starting at 30,593,924₫. Additional round-trip tickets that might be worth considering are offered by ANA and Emirates, with the lowest prices starting at 31,123,388₫ and 34,461,328₫, respectively.