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Can I Carry It? — verified carry-on guide

飛行機にCashを持ち込める？

現金・貴重品

要約結論
機内持込: ✓ 可能 受託手荷物: ✓ 可能

可能 — Cashは機内持ち込み手荷物として飛行機に持ち込めます。 Domestic US/Canada: no limit.

  • · Domestic US/Canada: no limit
  • · International from the US: declare ≥ $10,000 (FinCEN Form 105)
  • · International from Canada: declare ≥ CA$10,000 to CBSA
  • · Declaring is free and legal — failing to declare risks seizure
  • · Large amounts may draw extra screening questions about source/purpose
On this page · 5 sections

航空保安当局別の公式規定

Rules by security authority

United States — TSA

機内持込:

可能

Yes, there is no legal limit to cash on US domestic flights. On international flights you must declare $10,000+ (or foreign equivalent).

受託手荷物:

可能

Legally allowed, but never wise — checked bags are the highest-theft point of any trip. Cash stays on you or in carry-on.

Rule conditions: Domestic US/Canada: no limitInternational from the US: declare ≥ $10,000 (FinCEN Form 105)International from Canada: declare ≥ CA$10,000 to CBSADeclaring is free and legal — failing to declare risks seizureLarge amounts may draw extra screening questions about source/purpose

Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.

Cashのパッキング注意点

機内持ち込み手荷物: Yes, there is no legal limit to cash on US domestic flights. On international flights you must declare $10,000+ (or foreign equivalent).

受託手荷物（預け荷物）: Legally allowed, but never wise — checked bags are the highest-theft point of any trip. Cash stays on you or in carry-on.

保安検査場での最終的な持ち込み可否判断は、現場の保安検査員に委ねられます。

よくある質問 (FAQ)

Frequently asked questions

Can you bring Cash in a carry-on?

Yes, there is no legal limit to cash on US domestic flights. On international flights you must declare $10,000+ (or foreign equivalent).

Can you pack Cash in checked luggage?

Legally allowed, but never wise — checked bags are the highest-theft point of any trip. Cash stays on you or in carry-on.

How much cash can I carry on a flight?

Domestically in the US or Canada: unlimited. Internationally: as much as you like, but you must declare $10,000+ (CA$10,000+ out of Canada) on arrival/departure to customs.

Can I carry cash on a domestic flight?

Yes, with no legal limit in the US or Canada. TSA may ask about very large amounts, and they can refer matters to law enforcement — carry documentation of the source if it is a big sum.

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