- A valid government-issued photo ID, such as a driver's license or passport
- A U.S. military ID
- A U.S. passport card
- A Trusted Traveler program card, such as Global Entry or TSA PreCheck
- A foreign government-issued passport with a valid U.S. visa
If you are flying internationally, you will need a valid passport and may also need a visa, depending on your citizenship and destination.
In addition to your ID, you will also need your boarding pass and a copy of your flight itinerary. It is also a good idea to bring a credit card or debit card for any onboard purchases or unexpected expenses.