Passport book or passport card?
The passportphoto.digital team · August 5, 2026 · 3 min read
The passport card is a genuinely useful document with one hard limitation that catches people out at the airport. Whether it is worth having depends entirely on how you cross borders.
The short version
- The card is not valid for international air travel. Ever. It is land and sea only.
- It works for entry from Canada, Mexico, the Caribbean and Bermuda by land border or seaport.
- It is a federally issued photo ID, which makes it useful domestically even if you never leave the country.
What the card can and cannot do
The passport card is valid for entering the United States from Canada, Mexico, the Caribbean and Bermuda at land border crossings and sea ports of entry. That covers a lot of real travel: driving to Vancouver, crossing at Tijuana, taking a closed-loop cruise out of Florida.
It is not valid for international air travel under any circumstances. Not for the outbound flight, not for the return, not as a backup if you lose the book. If there is a plane involved in crossing a border, you need the book.
This trips people up on the return leg most often. Someone drives into Mexico with the card, has a problem, and wants to fly home — and finds that the document that got them there cannot get them back.
Why people get one anyway
It is cheaper than the book, and substantially cheaper for adults. If your travel is genuinely all land and sea, it does the job for less.
It fits in a wallet. A book does not, which means most people leave the book at home and then do not have it when a federal photo ID would be useful. The card is with you.
It is an acceptable ID for domestic flights, including in the REAL ID era. If your state license is not REAL ID compliant and you do not want to carry your passport book through airport security, the card solves that neatly.
Getting both at once
You can apply for both on a single application, and doing so is cheaper than applying separately later. You pay an application fee for each document, but only one execution fee, and you go through the process once.
The same photo covers both. There is one specification — 2 × 2 inches, head 1 to 1⅜ inches, plain white background — and it applies to the card and the book identically.
If you already have a valid book and want to add a card, you can apply for the card by itself. If your book qualifies for mail renewal, the card application can go along with it.
Validity and renewal
Both documents are valid for ten years for adults and five years for anyone under 16. They are issued independently, so if you got them at different times they expire at different times — worth checking rather than assuming.
They renew through the same process and on the same forms. A card that qualifies under the DS-82 rules renews by mail just as a book does.
One practical note: renewing them together keeps the expiration dates aligned, which spares you a second round of paperwork two years down the line. If one is close to expiring and the other is not, renewing both at once is usually worth the fee.
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Check my photo freeFrequently asked
Can I fly internationally with a passport card?+
No. The card is valid only for land border crossings and sea ports of entry from Canada, Mexico, the Caribbean and Bermuda.
Can I use a passport card for domestic flights?+
Yes. It is a federally issued photo ID accepted by TSA, which makes it a practical alternative to a non-compliant state license.
Is the photo requirement different for the card?+
No. Both use the same 2 × 2 inch specification with the head between 1 and 1⅜ inches on a plain white background.
Can I apply for both at the same time?+
Yes, on one application. You pay an application fee for each document but only one execution fee.
How long is a passport card valid?+
Ten years for adults, five years for anyone under 16 — the same as the book.
Sources
General information, not legal advice. Fees, forms and processing times are revised regularly — the linked government page is the authority. Written and maintained by the passportphoto.digital team.