Take a direct or one-stop budget flight from Mumbai to Moscow; airlines like Aeroflot and Air India occasionally offer competitive prices around INR 20,000-30,000 for round trip if booked in advance.
Enjoy a budget-friendly Russian meal at Mu-Mu, a popular cafeteria-style restaurant chain open till 10 PM, known for hearty borscht and pelmeni at reasonable prices.
Visit Red Square and the Kremlin, iconic symbols of Russia. The Kremlin's entry fee is around 700 RUB, open 10 AM to 5 PM. Booking in advance is recommended.