Bhai Dooj is celebrated on the second lunar day of Shukla Paksha in the month of Kartika of Vikram Samvat Hindu calendar or of Shalivahan Shaka calendar. Bhai Dooj festival falls during the Diwali or Tihar festival and Holi festival. The Bhai Dooj festival that is celebrated during Diwali is more popular. Furthermore, different regions have different names for this festival. Like, in the entire Northern part of India, this festival is known as Bhai Dooj. In Nepal, this festival is known as Bhai Tika and observed on the fifth day of the Tihar festival. In West Bengal, it is known as Bhai Phonta and celebrated two days after Kali Puja. Likewise, this festival has other names such as Bhau Beej, Bhav Bij, Bhai Beej, Bhatru Dviteeya, Bhatri Ditya, and Bhaghini Hastha Bhojanamu. Furthermore, it is also known as Yama Dwitiya in the southern part of India.
You can check the dates as well as days of Bhai Dooj for the upcoming 5 years from the table provided below.