What ID You Actually Need to Travel Within and Outside the US

Whether you need a driver's license depends on how and where you travel

A driver's license is not required to travel by air, train, or bus within the United States. The Transportation Security Administration (TSA) accepts many forms of government-issued ID at airport security checkpoints, including passports, state ID cards, and military IDs. For domestic flights, a standard driver's license works fine. For international travel, you will need a passport or passport card regardless of whether you have a driver's license.

If you are driving a car across state lines or to another country, you must have a valid driver's license. Rental car companies will not rent to you without one. If you are traveling by other means — flying, taking a train, riding a bus — a driver's license is optional; other forms of ID will work instead.

The confusion usually comes from mixing up two separate rules: what ID you need to board a plane (many options) and what ID you need to operate a vehicle (driver's license only). This article covers both, plus what happens if you do not have a driver's license but want to travel.

Key Takeaways

Domestic air travel requires government-issued photo ID, but a driver's license is just one option — a passport, state ID card, or military ID will work.
International travel requires a passport or passport card, not a driver's license, even if you are driving to your destination.
Driving a rental car or your own vehicle requires a valid driver's license; no other ID substitutes for this.
If you do not have a driver's license, you can still fly, take trains, and ride buses using a passport, state ID, or other TSA-accepted ID.
Real ID-compliant driver's licenses are required for domestic flights starting May 7, 2025, if your state has not already enforced the rule.

Domestic air travel: what ID the TSA actually accepts

The TSA accepts a long list of government-issued photo IDs at airport security. A driver's license is the most common, but it is not the only option. You can also use a passport, passport card, state ID card, military ID, tribal ID, or a REAL ID-compliant driver's license.

If your driver's license is not REAL ID-compliant, you can still use it for domestic flights until May 7, 2025. After that date, TSA will require either a REAL ID-compliant driver's license, a passport, or another accepted form of ID. Most states have already issued REAL ID-compliant licenses as the default, but some have not. You can check your state's status on the Department of Homeland Security website.

If you do not have a driver's license at all, bring your passport or state ID card instead. The TSA does not care which form of ID you use, as long as it is government-issued, has your photo, and matches the name on your airline ticket.

International travel: passport requirements override driver's license

If you are traveling outside the United States by air, you need a passport or passport card. A driver's license alone will not get you through customs or immigration, even if you are driving to Canada or Mexico by car. You must have a passport.

For land travel to Canada or Mexico, you have a few options: a passport, a passport card, an Enhanced Driver's License (EDL), or a NEXUS card. An Enhanced Driver's License is a special driver's license that includes a radio frequency identification (RFID) chip and counts as proof of citizenship for land border crossings. Not all states issue EDLs, so check your state's DMV website to see if this option is available to you.

If you are driving to Canada or Mexico and do not have a passport or EDL, you will need to obtain one before you travel. A standard driver's license is not sufficient for international land travel.

Driving a rental car or your own vehicle

A valid driver's license is the only ID that allows you to operate a motor vehicle legally. Rental car companies will not rent to you without one, and law enforcement can cite you for driving without a license. If you do not have a driver's license, you cannot drive, period — no other form of ID substitutes.

Your driver's license must be valid in the state where you are driving. If your license is suspended, revoked, or expired, you cannot legally drive. Some states allow you to drive on an expired license for a short grace period (usually 30 to 90 days), but this varies by state. Check your state's DMV website to confirm.

If you are traveling to another state or country and plan to rent a car, bring your driver's license and your passport (if traveling internationally). Rental companies may also ask for a credit card and proof of insurance. Some rental companies have age restrictions — typically you must be at least 21 or 25 to rent — but a valid driver's license is always required.

Traveling without a driver's license

If you do not have a driver's license, you can still travel by air, train, and bus. You will need a different form of government-issued photo ID. A passport is the most widely accepted option and works for both domestic and international travel. A state ID card (also called a non-driver ID) works for domestic flights and trains.

State ID cards are issued by your state's DMV and look similar to a driver's license but indicate that you are not licensed to drive. They cost less than a driver's license in most states and take about the same time to obtain. If you travel frequently but do not drive, a state ID card may be a better choice than a driver's license.

For bus travel, Greyhound and other intercity bus lines accept a state ID card, passport, or military ID. Local public transit does not usually require ID at all. If you are traveling internationally by bus (for example, to Canada), you will need a passport or EDL, just as you would for any other form of international travel.

Real ID compliance and what it means for your travel

REAL ID is a federal standard for state-issued driver's licenses and ID cards. It requires states to verify your identity and citizenship more thoroughly than they did before. A REAL ID-compliant license has a star or other marking in the upper right corner.

Starting May 7, 2025, the TSA will not accept non-compliant driver's licenses for domestic air travel. You will need either a REAL ID-compliant license, a passport, a passport card, or another TSA-approved form of ID. Most states have already switched to issuing REAL ID-compliant licenses by default, but a few have not. If you renewed your license recently, it is probably already compliant. If you are unsure, check your state's DMV website or call your local DMV office.

If you have a non-compliant license and do not want to renew it before May 7, 2025, you can still fly domestically using a passport or passport card instead. The important date does not affect international travel, driving, or any other use of your license.

Traveling with an expired or suspended license

An expired driver's license cannot be used to drive, but it may still work as ID for air travel in some cases. The TSA accepts expired licenses if they were issued within the last five years and still have a clear photo. However, this is not may provide — TSA officers have discretion, and some may reject an expired license. To be safe, renew your license before traveling by air if it has expired.

A suspended or revoked license cannot be used for anything — not driving, not air travel, not as ID at all. If your license is suspended, you must wait until the suspension is lifted before you can use it. If you need to travel by air before your suspension ends, use a passport or state ID card instead.

Frequently Asked Questions

Can I fly domestically with just a state ID card instead of a driver's license?

Yes. The TSA accepts state ID cards (non-driver IDs) for domestic flights. You can also use a passport, military ID, or other government-issued photo ID. A driver's license is common but not required.

Do I need a Real ID license to drive, or only to fly?

Real ID compliance is only required for domestic air travel starting May 7, 2025. It does not affect driving. You can drive with a non-compliant license indefinitely. If you do not fly, you do not need to worry about Real ID at all.

What if I am driving to Canada and do not have a passport?

You cannot cross the border without a passport, passport card, Enhanced Driver's License, or NEXUS card. A standard driver's license is not sufficient. You will need to obtain one of these documents before your trip.

Can I use an expired driver's license to board a plane?

The TSA may accept an expired license if it was issued within the last five years and has a clear photo, but this is not may provide. To avoid problems at security, renew your license before flying if it has expired, or bring a passport instead.

If I do not drive, do I still need a driver's license to travel?

No. If you do not drive, you can obtain a state ID card instead. It works for domestic flights, trains, and buses and costs less than a driver's license in most states. You will still need a passport for international travel.

This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.