Jan 13 (Reuters) - Singers Billie Eilish and Harry Styles as well as rapper Kanye West and group Swedish House Mafia are among the line-up for this year"s Coachella, organisers said on Thursday, as the music festival returns after three years. One of the world"s biggest music festivals, Coachella was last held in 2019 and scrapped in 2020 and 2021 due to the COVID-19 pandemic. Organisers said in June the open-air festival, held in the California desert, would return over the weekends of April 15-17 and April 22-24 this year. Styles, Eilish and West were announced as headline acts in a line-up poster on the Coachella website and social media pages, with the former One Direction singer performing on both Fridays. Concertgoers are sprayed with water at the Do LaB stage at the Coachella Valley Music and Arts Festival in Indio, California, U.S., April 15, 2018. REUTERS/Mario Anzuoni Singer Billie Eilish poses at the LACMA Art+Film Gala in Los Angeles, California, U.S. November 6, 2021. REUTERS/Mario Anzuoni Singer Harry Styles performs on NBC"s "Today" show in New York City, U.S., February 26, 2020. REUTERS/Brendan McDermid 1/5 Singer Billie Eilish poses at the LACMA Art+Film Gala in Los Angeles, California, U.S. November 6, 2021. REUTERS/Mario Anzuoni Eilish and West, who changed his name to Ye last year, will perform on the two Saturdays and Sundays respectively. The festival line-up also includes singers Arlo Parks and Phoebe Bridgers, Italian Eurovision Song Contest winners Maneskin, rappers Megan Thee Stallion and 21 Savage as well as hip hop duo Run The Jewels and DJ Fatboy Slim. Tickets for the first weekend are sold out, organisers said, with pre-sales for the second weekend starting on Friday.