飛行機にBear Spray / Pepper Sprayを持ち込める？
不可 — 保安検査においてBear Sprayの機内持ち込みは禁止されています。 Carry-on: never.
- · Carry-on: never
- · Checked: TSA bans bear spray outright — the ≤ 4 oz, ≤ 2% CS personal pepper spray is the only spray that ever qualifies
- · Many airlines prohibit sprays in checked bags regardless
- · Buy it at your destination instead
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:
不可
No. Bear spray and pepper spray are prohibited in the cabin under all circumstances.
受託手荷物:
不可
No — TSA bans bear spray outright in checked bags. Only personal-size pepper spray (≤ 4 oz, ≤ 2% CS) ever qualifies.
Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.
Bear Spray / Pepper Sprayのパッキング注意点
機内持ち込み手荷物: No. Bear spray and pepper spray are prohibited in the cabin under all circumstances.
受託手荷物（預け荷物）: No — TSA bans bear spray outright in checked bags. Only personal-size pepper spray (≤ 4 oz, ≤ 2% CS) ever qualifies.
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 Bear Spray in a carry-on?
No. Bear spray and pepper spray are prohibited in the cabin under all circumstances.
Can you pack Bear Spray in checked luggage?
No — TSA bans bear spray outright in checked bags. Only personal-size pepper spray (≤ 4 oz, ≤ 2% CS) ever qualifies.
Can I carry pepper spray in checked luggage?
Only one container of 4 fl oz or less, with a working safety, and containing no more than 2% CS tear gas — and only if your airline permits sprays at all. Most bear sprays fail these limits.
Last verified:
Verified against official sources. Rules change — for high-stakes items, confirm with your airline and the screening authority. Our verification method →