---
type: Travel Guide Spoke
title: Bottle Warmer on All Nippon Airways
description: ANA cabin crew warm bottles on request on international flights — you may not need a device. FAA battery rules still apply. Verified May 2026.
resource: https://www.velivolotravel.com/flying-with-a-baby/bottle-warmer/all-nippon-airways
tags: [flying-with-baby, spoke, feeding, airline-all-nippon-airways]
timestamp: 2026-05-29
---
# Bottle Warmer on All Nippon Airways: The Complete 2026 Guide

ANA cabin crew prepare and warm formula on request on international flights — making a personal device optional. FAA lithium-battery rules still govern the device itself.

## Verdict
**Allowed**: yes

Yes — Per ANA's published policy, a personal bottle warmer is allowed in carry-on within standard cabin baggage limits, and ANA cabin crew prepare and warm bottles on request, which makes a device usually unnecessary on international flights.

**Regulation**: [FAA 49 CFR 175.10 (lithium battery cabin requirement, ≤100 Wh without approval) + TSA medically-necessary liquids exemption + JCAB family-services policy](https://www.faa.gov/hazmat/packsafe/lithium-batteries)

## Verified Facts
- **Carry-On Fee**: $0
- **Crew Will Warm Bottle**: Yes — request hot water
- **Battery Limit (No Approval)**: ≤100 Wh in carry-on
- **Recharge In Flight**: Prohibited — 49 CFR 175.10
- **Free Diapers Onboard**: M/L on international widebodies
- **Customer Service**: 1-800-235-9262 (24h)

## Exact Policy Quote
> Powdered milk is available on board... Our cabin crew will be happy to prepare it for you.

**Source**: [Read on ana.co.jp](https://www.ana.co.jp/en/jp/guide/reservation/support/international/family/) — retrieved 2026-05-29

## Federal vs Airline Rules
| Topic | Federal | Airline | Divergence |
| --- | --- | --- | --- |
| Crew bottle-warming commitment | Not regulated — neither FAA nor TSA addresses crew warming | "Powdered milk is available on board... Our cabin crew will be happy to prepare it for you." (ana.co.jp) | airline-lenient |
| Battery-powered warmer carriage | FAA 49 CFR 175.10: lithium batteries ≤100 Wh in carry-on only, no spares in checked. Recharging in flight prohibited. | ANA aligns with FAA — no separate ANA rule. JCAB defers to ICAO/IATA DGR. | match |
| Baby liquid exemption (US-origin) | TSA: medically necessary liquids in any reasonable quantity, no 3.4 oz cap, baby need not be present. | ANA defers to local screening authority. | match |
| Baby liquid exemption (Japan-origin) | JCAB Article 194: "necessary for the flight"; baby must be present for formula/baby food. ANA uniquely allows breast milk without baby when declared. | ANA-published carve-out is broader than the JCAB default. | airline-lenient |
| Infant baggage allowance (international) | DOT does not regulate infant gear allowances; deferred to airline. | ANA gives lap infants one free international checked piece matching adult dims/weight. | airline-lenient |

## How It Works
### Before You Leave — Pack & prep — 24h ahead

- **Charge battery warmer to 100% the night before** (Night before): Recharging onboard is prohibited under 49 CFR 175.10. Charge fully at home so the device lasts the entire flight.
- **Decide whether you need a device at all** (At packing): ANA's family page commits crew to preparing formula and hot water on request on international flights. If you skip the warmer, your carry-on is lighter and TSA screening is faster.
- **Label the watt-hour rating visibly on the warmer body** (At packing): TSA at JFK/LAX/SEA/IAD and ANA gate agents at HND/NRT both spot-check lithium devices. A visible '37 Wh' label (Baby Brezza) or '46 Wh' (Papablic) ends the question in under 10 seconds. Anything ≤100 Wh needs no airline approval per FAA PackSafe.

### At Security — TSA checkpoint (US-origin) or JCAB (Japan-origin)

- **Declare formula and the battery-powered warmer at the start of screening** (At checkpoint): Tell the TSA officer you are carrying formula and/or breast milk and may have a battery-powered warmer. Request no-open (vapor/ETD) screening for liquids if preferred.
  > "I have baby formula and a battery-powered bottle warmer. The warmer is 37 watt-hours. Please use no-open screening on the bottles."
- **Bottle warmer must travel in carry-on — never checked** (At checkpoint): FAA hazmat rules forbid spare lithium batteries in checked bags. The warmer must remain in your carry-on.

### At All Nippon Airways Gate — Boarding at HND, NRT, or US gateway

- **Use ANA's priority family boarding** (At boarding): ANA offers priority boarding for families with children at HND and NRT. Widebody boarding is faster from the front of the line.
- **Confirm bassinet at the gate** (Pre-boarding): Bassinets on all international aircraft except First Class and Dash 8, free, 10 kg limit, phone/LINE-app reservation 48h ahead. Confirm it is loaded.
  > "We requested a bassinet for seat [X] — can you confirm it's loaded?"

### Onboard — Crew interaction for bottle warming

- **Ring the call button and request hot water for formula** (After seatbelt sign off): ANA's published commitment makes crew bottle-warming a documented service, not a favor. Ring the call button after the seatbelt sign comes off.
  > "Could I have a cup of hot water to warm a formula bottle, please?"
- **Check which seats have AC/USB on your tail** (After boarding): If using your own warmer, ask crew which seats have AC/USB on this tail — this varies by 777/787/A380 retrofit. Recharging in flight is technically prohibited (49 CFR 175.10) but powering a device that is already on is fine.

### At Destination — Deplaning at HND, NRT, or US gateway

- **Plan to walk to baggage claim — no jet-bridge stroller return** (On arrival): Strollers and car seats return at HND/NRT international baggage claim (oversized), not the jet bridge, on most ANA international flights.
- **File damage reports at the airport before leaving customs** (At baggage claim): For damaged baggage, file with ANA baggage service at the airport before leaving customs. The Montreal Convention cap is 1,519 SDR (~$2,000–2,175) as of Dec 28, 2024.

## Do You Need a Device? Pick Your Flight
ANA crew warm bottles on international routes — plan based on flight type and feeding needs.

### Short domestic Japan — < 3h

**Recommendation**: Skip the device — ANA crew warm bottles on request. Pack two pre-mixed ready-to-feed (RTF) bottles for redundancy.

- Per CDC: use prepared formula within 2 hours, and within 1 hour once feeding starts
- Domestic Japan flights may stock fewer free diapers/formula than international widebodies
- No battery warmer needed when crew will warm on request

### Medium widebody Asia — 3–6h

**Recommendation**: Bring one charged 37 Wh battery warmer as backup; rely on crew hot water otherwise.

- Bassinet eligible on international widebodies — request 48h ahead via phone or LINE app
- Formula and M/L diapers stocked on international flights per ana.co.jp
- ANA crew reliably warm bottles on these routes per RL12 Part B sentiment

### Transpacific long-haul — 10–14h

**Recommendation**: Pre-charged battery warmer + 6+ RTF bottles + crew hot water = three-layer redundancy. Request bassinet (10 kg, 72 cm).

- Cabin crew bottle-warming is documented for international flights at ana.co.jp
- 777/787/A380 lavatories have changing tables per ana.co.jp
- Plan two feeds per six hours per CDC guidelines — RTF covers the first window

## Pro Tips
- **Ask the galley before unpacking the warmer**: On any ANA international widebody, ringing the call button and asking for hot water for formula is faster than digging the warmer out of an overhead bin. Crew prepare bottles per ana.co.jp's published policy — there's no need to apologize or explain.
- **Mark the Wh rating on the warmer body**: TSA at JFK/LAX/SEA/IAD and ANA gate agents at HND/NRT both spot-check lithium devices. A visible '37 Wh' label (Baby Brezza) or '46 Wh' (Papablic) ends the question in under 10 seconds. Anything ≤100 Wh needs no airline approval per FAA PackSafe.
- **Reserve the bassinet 48h ahead via phone or LINE**: Per RL5.md, ANA bassinets (10 kg limit) on all international aircraft except First and Dash 8 are reservable only by phone (1-800-235-9262, 24h) or via the LINE app — not the web booking flow. Walk-up requests at the gate fail most often.
- **Pack RTF formula for the first six hours**: Ready-to-feed (sterile, room-temperature) bottles cover the highest-stress window — boarding through cruise. Use crew hot water and the warmer only after the seatbelt sign comes off. CDC: use prepared formula within 2h, 1h once feeding starts.

## Parent Experiences

## Denial Protocol
ANA itself almost never refuses a bottle warmer — the published crew-warming policy makes refusal contradictory. The risk on this pair is TSA at the US-origin segment (JFK/LAX/SEA/IAD/BOS for HND/NRT flights) or JCAB security on the return.

1. **Cite the federal anchor**: At TSA, request the medically-necessary liquids exemption verbatim: TSA permits formula and breast milk in reasonable quantities; the bottle warmer is a battery-powered device under 100 Wh, allowed in carry-on per FAA PackSafe.
  > "TSA permits formula and breast milk in reasonable quantities. The bottle warmer is a battery-powered device under 100 Wh, allowed in carry-on per FAA PackSafe."
2. **Request a supervisor**: At TSA, ask for the Supervisory Transportation Security Officer (STSO). At an ANA gate, request the Customer Service Lead.
3. **File a complaint with documentation**: Photo of the device's Wh label, time-stamped, plus officer or agent name. Submit to TSA Contact Center and ANA US customer care.

### Denial Contacts
- [ANA Customer Service (US)](https://www.ana.co.jp/en/us/help/) (airline) — For gate-side issues with ANA staff. 1-800-235-9262, available 24 hours.
- [TSA Contact Center](https://www.tsa.gov/contact-center) (regulator) — For checkpoint denials. 1-866-289-9673 or TSA-ContactCenter@tsa.dhs.gov.
- [DOT Aviation Consumer Protection](https://www.transportation.gov/airconsumer) (regulator) — Formal complaint channel for airline policy violations on US-origin segments. 202-366-2220.

## Bottle Warmer on Star Alliance Airlines
- Lufthansa — verdict: yes. Per RL13 Part F: Lufthansa states crew will warm food/bottles and that aircraft carry water suitable for babies' bottles — published commitment matches ANA's.
- Singapore Airlines — verdict: yes. Per RL13 Part F + singaporeair.com: crew warm infant milk on request; published page also notes operational warming limits for own meals.
- United Airlines — verdict: varies. United is Star Alliance partner and a transpacific competitor to ANA on Tokyo routes — but per RL13 Part C, United's family page is silent on crew bottle-warming. Reverse contrast to ANA.
- Air Canada — verdict: varies. Star Alliance North American peer; Air Canada's family pages do not publish an explicit bottle-warming commitment (CATSA defers to airline; policy not retrieved verbatim).

## FAQ
### Does ANA warm baby bottles?

Yes — ANA cabin crew provide hot water and will prepare or warm formula on request, per ana.co.jp/en/jp/guide/reservation/support/international/family/. Verbatim: "Powdered milk is available on board... Our cabin crew will be happy to prepare it for you." This applies on any ANA international flight; on domestic Japan routes, free formula is less reliably stocked.

### Can I bring a battery-powered bottle warmer on ANA?

Yes — a portable battery-powered warmer is allowed in carry-on per FAA PackSafe (≤100 Wh without airline approval). It must travel in carry-on, never checked, and cannot be recharged in flight under 49 CFR 175.10. ANA does not publish a separate device policy. Sources: faa.gov/hazmat/packsafe/lithium-batteries and ecfr.gov.

### Does ANA provide formula and diapers on board?

Yes on international flights — powdered milk and M/L paper diapers are available, though quantities are limited; bring your own as backup. Domestic Japan routes stock less. Source: ana.co.jp/en/jp/guide/reservation/support/international/family/.

### What size battery is allowed for a bottle warmer on an ANA flight?

Up to 100 Wh with no airline approval; 100–160 Wh requires airline approval; over 160 Wh is forbidden. Baby Brezza Bottle Warmer is 37 Wh and Papablic is 46 Wh — both ride freely without any paperwork. Source: faa.gov/hazmat/packsafe/lithium-batteries.

### Can I bring breast milk on ANA without my baby present?

Per RL6 Japan row, ANA explicitly allows breast milk without the infant present when declared at the checkpoint — uncommon for Asian carriers (Singapore and Korea require the baby). Narita's checkpoint signage still presumes the baby is travelling, so declare and carry documentation. Source: research/RL6.md.

### Can I use a USB-powered bottle warmer in my ANA seat?

Possibly — ANA international widebodies (777/787/A380) commonly have AC and USB at seat in Business and Premium Economy; Economy power varies by tail and retrofit. Recharging in flight is prohibited (49 CFR 175.10), but powering an already-on device is fine. Check Aerolopa or SeatGuru for your specific tail. Source: research/RL13_bottle_warmer.md Part B.

### Does ANA charge a fee for a bottle warmer or infant feeding equipment?

No — personal feeding equipment falls within standard carry-on allowance; no surcharge applies. Lap-infant fares on international routes include a checked-baggage piece matching adult dims/weight. Source: ana.co.jp/en/jp/guide/boarding-procedures/baggage/international/child/.

### What is the international liability cap if ANA damages a bottle warmer?

The Montreal Convention sets a cap of 1,519 SDR (~US$2,000–2,175) per passenger as of Dec 28, 2024, covering checked baggage on international itineraries. File with ANA baggage service at the airport before leaving customs. Source: icao.int/news/international-air-travel-liability-limits-set-increase-enhancing-customer-compensation-0.

## Related Concepts
- [Bottle Warmer hub (all airlines)](https://www.velivolotravel.com/okf/flying-with-a-baby/hubs/bottle-warmer.md)
- [All Nippon Airways full child policy](https://www.velivolotravel.com/okf/airlines/all-nippon-airways.md)
- [Back to Flying with a Baby Catalog](https://www.velivolotravel.com/okf/flying-with-a-baby/index.md)

### Other Items on This Airline
- [Formula on ANA](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/formula/all-nippon-airways.md) — ANA crew prepare bottles on request; M/L diapers stocked on international widebodies.
- [Breast Milk on ANA](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/breast-milk/all-nippon-airways.md) — Unique among Asian carriers, ANA permits expressed breast milk without the infant present when declared.
- [Stroller on ANA](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/stroller/all-nippon-airways.md) — Free gate or counter check on all ANA international flights; foldable strollers may stay onboard on domestic flights only.
- [Bassinet on ANA](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/bassinet/all-nippon-airways.md) — Bassinets on all international aircraft except First and Dash 8; 10 kg limit, phone/LINE reservation 48h ahead.

### Same Item, Other Airlines
- [Bottle Warmer on JAL](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/bottle-warmer/japan-airlines.md) — JAL publishes the most explicit commitment of any carrier: 'bottle warming is also provided on request.'
- [Bottle Warmer on Delta](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/bottle-warmer/delta-air-lines.md) — Delta's family page is silent on crew bottle-warming — sharp US-vs-Japan contrast.
- [Bottle Warmer on Emirates](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/bottle-warmer/emirates.md) — Emirates publishes: 'our cabin crew will help you with food and bottle warming.'
- [Bottle Warmer on United](https://www.velivolotravel.com/okf/flying-with-a-baby/spokes/bottle-warmer/united-airlines.md) — Star Alliance partner to ANA but, like all US carriers, publishes no bottle-warming commitment.

## Sources
- [ANA International Family Services (2026): Verbatim quote on crew warming powdered milk](https://www.ana.co.jp/en/jp/guide/reservation/support/international/family/)
- [FAA PackSafe — Lithium Batteries (2026): ≤100 Wh in carry-on; no recharging in flight](https://www.faa.gov/hazmat/packsafe/lithium-batteries)
- [TSA Baby Formula (2026): Medically-necessary liquids exemption for US-origin segments](https://www.tsa.gov/travel/security-screening/whatcanibring/items/baby-formula)
- [ICAO Liability Update (2024): Montreal Convention 1,519 SDR effective Dec 28, 2024](https://www.icao.int/news/international-air-travel-liability-limits-set-increase-enhancing-customer-compensation-0)
- [JCAB / MLIT (2026): Japan civil aviation rules](https://www.mlit.go.jp/koku/15_hf_000020.html)
- [DOT Aviation Consumer Protection (2026): International complaint channel](https://www.transportation.gov/airconsumer)

## Audit Trail
- **2026-05-29** (unchanged): Policy quote re-verified against ANA's international family page
- **2026-04-15** (unchanged): Quarterly review — ANA seat-power and bassinet rules cross-checked against RL5 and RL13
- **2026-01-20** (updated): Initial verification of ANA bottle-warmer angle; verbatim quote captured from ana.co.jp

**Last Verified**: 2026-05-29
**Author**: Sophia Marchetti — CPST Certified Passenger Safety Technician · 12 years family travel research