Do You Need a Passport To Travel to Guam?

Guam is a tropical island in the western Pacific and an unincorporated U.S. territory, which means travel rules are different from most international destinations. Many travelers are surprised to learn that U.S. citizens often do not need a passport to visit Guam under certain conditions.

What Is Guam?

Guam is a U.S. territory located in the western Pacific Ocean. Because it is under U.S. jurisdiction, immigration and passport rules are more similar to domestic travel than international travel.

Guam is often referred to as “Where America’s Day Begins” and is known for its beaches, history, and Chamorro culture.

Do U.S. Citizens Need a Passport to Go to Guam?

No, a passport is not required for most U.S. citizens traveling to Guam.

U.S. citizens and lawful permanent residents can travel to Guam without a passport if:

• The flight departs directly from the U.S. mainland
• The flight does not stop in a foreign country

Acceptable ID for U.S. Citizens

Instead of a passport, travelers may use:

• A REAL ID–compliant driver’s license
• A state-issued ID
• A U.S. birth certificate (recommended as backup)
• A Certificate of Naturalization or Citizenship

While a passport is not required, airlines and TSA may still ask for proof of identity or citizenship.

When Is a Passport Required to Travel to Guam?

You will need a passport if:

• Your flight stops in a foreign country (such as Japan, South Korea, or the Philippines)
• You are not a U.S. citizen
• Your airline requires a passport for routing or security reasons

Do Non-U.S. Citizens Need a Passport to Travel to Guam?

Yes. Non-U.S. citizens generally must present:

• A valid passport
• A U.S. visa, unless eligible for a visa-free entry program

Guam-CNMI Visa Waiver Program

Guam‑CNMI Visa Waiver Program allows citizens of certain countries to enter Guam without a U.S. visa for up to 45 days.

To qualify, travelers must:

• Hold a machine-readable passport
• Apply for a G-CNMI Electronic Travel Authorization
• Have a round-trip or onward ticket
• Travel directly to Guam

This program is separate from the standard U.S. Visa Waiver Program.

Customs and Entry in Guam

Although Guam is a U.S. territory, it is outside the U.S. customs zone. Travelers should expect:

• Customs inspection upon arrival
• Restrictions on certain food and agricultural items

Can You Return to the U.S. Mainland Without a Passport?

Yes. U.S. citizens returning from Guam to the U.S. mainland do not need a passport, as long as the flight does not include foreign stops.

Frequently Asked Questions

Do I need a passport to go to Guam as a U.S. citizen?

No. U.S. citizens do not need a passport if traveling directly from the U.S. with no foreign stops.

Is Guam considered international travel?

No. Guam is a U.S. territory, but customs inspections still apply.

Can I fly to Guam with just a REAL ID?

Yes, for direct flights from the U.S. mainland, a REAL ID is usually sufficient.

Do green card holders need a passport to go to Guam?

Permanent residents typically do not need a passport but should carry their green card.

Do children need a passport to travel to Guam?

U.S. citizen children do not need a passport if flying directly from the U.S., but proof of citizenship is recommended.

Do foreign nationals need a visa for Guam?

Yes, unless eligible under the Guam-CNMI Visa Waiver Program.

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