Business travel expenses, such as airfare, hotels, rental cars, tips, dry cleaning, meals, and more, can be deducted at tax time. You must meet the following conditions for your trip to qualify as business travel expense:

The trip must be necessary to your business

It must be a trip away from your tax home (where your company conducts its business)

Traveling must take longer than a typical work day, and it must require you to sleep or rest during the journey

Visit the IRS website for more information: https://www.irs.gov/publications/p334