From traditional black-tie weddings to whimsical garden parties, we asked experts to help us break down what to wear.

Susan Jamison, the founder of Brides for Haiti in Dickerson, Md., sells wedding dresses under $1,000 to support relief efforts in Haiti. “It is a win-win situation for everyone,” she said.

Brides-to-be are starting to explore cheaper wedding dress options due to the Trump administration’s implementation of ...