主要航空会社の手荷物許容量と安全ルール
よく検索される航空会社の機内持ち込みサイズ、預け入れ重量、客室内の制限をまとめました。
Singapore Airlines
IATA・航空会社基準に準拠 • 2026年Sum of dimensions ≤ 115 cm (45 in)
7 kg (15 lbs)
30 kg (66 lbs) for standard Economy
身の回り品の許容範囲： 40 x 30 x 10 cm (must fit under seat)
バッテリー・危険物： Power banks & portable chargers must stay in carry-on (max 100Wh standard; 100Wh–160Wh requires airline approval). Strictly prohibited in checked luggage.
液体・ジェル類： International flights adhere to the 100ml / 3.4oz limit in a 1-liter transparent resealable bag.
特別ルールと機内サービス：
Air France
IATA・航空会社基準に準拠 • 2026年55 x 35 x 25 cm (21.6 x 13.7 x 9.8 in)
12 kg (26.4 lbs) combined with personal item
23 kg (50 lbs) per bag
身の回り品の許容範囲： 40 x 30 x 15 cm (handbag, laptop bag)
バッテリー・危険物： Power banks strictly carry-on only (max 100Wh standard, max 2 units between 100-160Wh with airline approval). Prohibited in checked luggage.
液体・ジェル類： The 3-1-1 / EU liquid rule applies: All liquids, gels, and aerosols must be in containers ≤ 100ml (3.4 oz) inside a single 1-liter clear plastic bag.
特別ルールと機内サービス：
Emirates (طيران الإمارات)
IATA・航空会社基準に準拠 • 2026年55 x 38 x 20 cm (22 x 15 x 8 in)
7 kg (15 lbs) for Economy
20–35 kg (44–77 lbs) depending on fare type
身の回り品の許容範囲： Must fit within single 7 kg cabin allowance for Economy
バッテリー・危険物： Lithium power banks prohibited in checked hold luggage; allowed in cabin (under 100Wh).
液体・ジェル類： Standard 100ml liquid restriction per container in clear 1-liter bag for all international departures.
特別ルールと機内サービス：
Lufthansa
IATA・航空会社基準に準拠 • 2026年55 x 40 x 23 cm (21.6 x 15.7 x 9 in)
8 kg (17.6 lbs)
23 kg (50 lbs) per bag
身の回り品の許容範囲： 40 x 30 x 10 cm
バッテリー・危険物： Max 2 portable chargers / power banks (under 100Wh) in carry-on luggage. Never in checked bags.
液体・ジェル類： EU 100ml liquid rule strictly enforced at Frankfurt and Munich hubs.
特別ルールと機内サービス：
Ryanair
IATA・航空会社基準に準拠 • 2026年40 x 20 x 25 cm (free personal bag); 55 x 40 x 20 cm (Priority 10kg)
10 kg with Priority boarding
10 kg or 20 kg pre-booked fee
身の回り品の許容範囲： 40 x 20 x 25 cm (must fit under seat in front)
バッテリー・危険物： Camera batteries, vape batteries, and power banks must be in hand luggage. Smart bags must have battery removed.
液体・ジェル類： Strict 100ml container limits in 1 clear 20x20cm resealable bag.
特別ルールと機内サービス：
American Airlines
IATA・航空会社基準に準拠 • 2026年22 x 14 x 9 in (56 x 35 x 23 cm)
No weight limit (must lift unassisted)
50 lbs (23 kg)
身の回り品の許容範囲： 18 x 14 x 8 in (45 x 35 x 20 cm)
バッテリー・危険物： Power banks, spare lithium batteries, and e-cigarettes must stay in carry-on baggage.
液体・ジェル類： TSA 3-1-1 liquids rule applies (≤ 3.4 oz containers in 1-quart clear zip bag).
特別ルールと機内サービス：
Delta Air Lines
IATA・航空会社基準に準拠 • 2026年22 x 14 x 9 in (56 x 35 x 23 cm)
No weight limit on most routes (except Singapore/Beijing/Shanghai: 7–10 kg)
50 lbs (23 kg)
身の回り品の許容範囲： 1 personal item (purse, laptop backpack)
バッテリー・危険物： Power banks, phone battery packs, and loose lithium batteries strictly prohibited in checked hold; must be under 100Wh in cabin.
液体・ジェル類： Follows standard TSA 3-1-1 rule for carry-on liquids and aerosols.
特別ルールと機内サービス：
United Airlines
IATA・航空会社基準に準拠 • 2026年22 x 14 x 9 in (56 x 35 x 23 cm)
No weight limit for standard tickets
50 lbs (23 kg)
身の回り品の許容範囲： 17 x 10 x 9 in (43 x 25 x 22 cm)
バッテリー・危険物： Lithium power banks carry-on only. Basic Economy permits 1 personal item only on domestic US routes.
液体・ジェル類： Standard TSA 3-1-1 liquid limits apply.
特別ルールと機内サービス：
British Airways
IATA・航空会社基準に準拠 • 2026年56 x 45 x 25 cm (22 x 18 x 10 in)
Generous 23 kg (50 lbs) cabin allowance
23 kg (50 lbs) or 32 kg (Club/First)
身の回り品の許容範囲： 40 x 30 x 15 cm
バッテリー・危険物： Smart bags with non-removable lithium batteries prohibited. Power banks cabin-only.
液体・ジェル類： 100ml liquid limits in 1-liter clear bag (Next-gen 3D scanners rolling out across UK hubs).
特別ルールと機内サービス：
Air Canada
IATA・航空会社基準に準拠 • 2026年55 x 40 x 23 cm (21.5 x 15.5 x 9 in)
No weight limit (must store unassisted)
23 kg (50 lbs)
身の回り品の許容範囲： 43 x 33 x 16 cm
バッテリー・危険物： Lithium battery packs strictly carry-on. Electric toothbrushes and shavers permitted in cabin and checked luggage.
液体・ジェル類： CATSA 3-1-1 liquid rules in effect.
航空会社の手荷物に関するよくある質問
What is the 3-1-1 rule on Air France and Singapore Airlines?
Both Air France and Singapore Airlines follow international ICAO/TSA liquid rules: all liquids, aerosols, gels, creams, and pastes in cabin baggage must be in containers of 100ml (3.4 oz) or less, enclosed in a single 1-liter transparent resealable plastic bag.
Can you bring cup noodles on Singapore Airlines?
Yes! Dry cup noodles and instant ramen are fully allowed in your carry-on luggage. Flight attendants on long-haul flights can provide hot water upon request when the seatbelt sign is off.
What are the power bank rules for Air France, Delta, and United?
Power banks, external battery packs, and portable phone chargers must ALWAYS be carried in your carry-on baggage. They are strictly banned from checked luggage across all airlines. Standard limit is 100Wh (approx. 27,000mAh) per unit.
Do you get complimentary headphones on Emirates flights?
Yes! Emirates provides free headphones to all Economy passengers and noise-cancelling headsets in premium cabins for its ice inflight entertainment system.
What is Lufthansa cigarette allowance?
When flying on Lufthansa into Germany/EU from a non-EU country, travelers aged 17 and over can bring a duty-free allowance of 200 cigarettes (or 50 cigars / 250g tobacco).
Can I bring an electric toothbrush on British Airways and Air Canada?
Yes! Rechargeable electric toothbrushes and electric shavers are allowed in both carry-on and checked luggage on British Airways, Air Canada, and all major international carriers.
Can you take a Bluetooth speaker on American Airlines?
Yes, portable Bluetooth speakers are permitted in carry-on bags. Because they contain lithium-ion batteries, carrying them in cabin luggage is strongly advised.
Can you bring a lighter on Ryanair?
Yes, Ryanair and European airport security allow one small disposable or Bic safety lighter per passenger, but it MUST be carried on your person (in your pocket), not in your cabin bag or checked suitcase.