The 1980 Avon Championships of Dallas was a women's tennis tournament played on indoor carpet courts at the Moody Coliseum in Dallas, Texas that was part of the 1980 Virginia Slims World Championship Series. It was the ninth edition of the tournament, held from March 3 through March 9, 1980.[1] First-seeded Martina Navratilova won the singles title and earned $30,000 first-prize money.[2]
Martina Navratilova defeated 
Evonne Goolagong Cawley 6–3, 6–2
Billie Jean King / Martina Navratilova defeated Rosie Casals / Wendy Turnbull 4–6, 6–3, 6–3
| Event | W | F | SF | QF | Round of 16 | Round of 32 | Round of 64 | ||
| style=background:#efefef | Singles | $30,000 | $15,000 | $7,350 | $3,500 | $1,750 | $1,000 | $700 |
|---|