We get it. Attending a wedding can be just as costly as it is special—transportation, hotel arrangements, a gift—it all adds up, especially if it’s a destination wedding. The good news is you don’t need to spend hundreds of dollars on a great wedding guest dress. We sifted through ratings and read through hundreds of reviews to find the best wedding guest dresses on Amazon that you'll actually want to rewear again after the event. All under $100, these affordable dresses are stylish, comfortable, and fit a variety of wedding dress codes.