If you like Ella Enchanted by Gail Carson Levine
Here are a few books you might want to try. They are all fairy tale
type fantasy books.
The Goose Girl by: Shannon Hale.
On her way to marry a prince she's never met, Princess Anidori is
betrayed by her guards and her lady-in-waiting and must become a goose girl to survive until she can reveal her true identity and reclaim the crown that is rightfully hers.
The Sisters Grimm Book 1: Fairy Tale Detectives by: Michael Buckley.
Orphans Sabrina and Daphne Grimm are sent to live with an eccentric
grandmother that they have always believed to be dead. (There are more books in this series.)
Just Ella by: Margaret Peterson Haddix.
In this continuation of the Cinderella story, fifteen-year-old Ella
finds that accepting Prince Charming's proposal ensnares her in a
suffocating tangle of palace rules and royal etiquette, so she plots to escape.
Runaway Princess by: Kate Coombs.
Fifteen-year-old Princess Meg uses magic and her wits to rescue a baby dragon and escape the unwanted attentions of princes hoping to gain her hand in marriage through a contest arranged by her father, the king.
The Princess Test (From the Princess Tales Series) by: Gail Carson
Levine (She wrote Ella Enchanted too!).
In this humorous retelling of Hans Christian Andersen's "The Princess
and the Pea," Lorelei must pass many difficult tests in order to prove that she is a true princess and win the hand of Prince Nicholas.