Vietnamese Restaurants in Ashburn, VA Menu 3.5 / 5 based on 68 votes Pho Bistro Vietnamese Restaurant 44650 Waxpool Rd Ste125 Ashburn, VA 20147 3.5 / 5 based on 21 votes Pho Mekong Vietnamese Restaurant 43150 Broadlands Center Plz Unit 120 Ashburn, VA 20148