When packing, ROLL- don’t fold your garments. This will alleviate many wrinkles in the fabric. Don’t forget to hang your jacket or dress in the bathroom when you are showering for dinner to help relax the fibers of the material so any ironing is minimal.
I was once a spokesperson for Downy Wrinkle Releaser Travel Size. I agreed to the job because I really do use the product, and can vouch for its usefulness. You can buy it in the travel size products department at any Target. You can also read about my work with the product here.