飛行機にContact Lens Solutionを持ち込める？
可能 — Contact Lens Solutionは機内持ち込み手荷物として飛行機に持ち込めます。 ≤ 3.4 oz: standard liquids bag.
- · ≤ 3.4 oz: standard liquids bag
- · > 3.4 oz: allowed as medically necessary — declare it
- · Some solutions trigger chemical alarms — larger bottles safer checked
- · Contact lenses themselves, and cases: no restrictions
On this page · 6 sections
💧 3-1-1 liquids rule checker
One quart-size (≈1 L) bag per passenger; every container must be 3.4 oz (100 ml) or less.
Fit is approximate — container shape decides real-world packing. Medically necessary liquids and infant food are exempt: declare them.
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 — medically necessary: reasonable amounts over 3.4 oz are allowed when declared. Some solutions alarm in testing, so big bottles are safer checked.
受託手荷物:
可能
Yes, any size bottle is allowed in checked bags — and it is the low-friction option for full-size solution.
Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.
例外規定・特別措置
Medically necessary exemption: Not subject to the 3.4 oz (100 ml) liquid limit. Declare to the screening officer at the checkpoint.
Contact Lens Solutionのパッキング注意点
機内持ち込み手荷物: Yes — medically necessary: reasonable amounts over 3.4 oz are allowed when declared. Some solutions alarm in testing, so big bottles are safer checked.
受託手荷物（預け荷物）: Yes, any size bottle is allowed in checked bags — and it is the low-friction option for full-size solution.
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 Contact Lens Solution in a carry-on?
Yes — medically necessary: reasonable amounts over 3.4 oz are allowed when declared. Some solutions alarm in testing, so big bottles are safer checked.
Can you pack Contact Lens Solution in checked luggage?
Yes, any size bottle is allowed in checked bags — and it is the low-friction option for full-size solution.
Last verified:
Verified against official sources. Rules change — for high-stakes items, confirm with your airline and the screening authority. Our verification method →