Reviewed by:

D. Goren
Head of Content
Updated Feb, 6
Because airline child policies change — and parents shouldn’t have to hunt for answers.
Yes. KLM allows a diaper bag when you travel with an infant. It’s treated as the infant’s essential hand baggage and can be brought onboard along with your usual cabin allowance.
Always check with KLM for the specific rules that apply to your flight and fare before departure to avoid surprises.



Learn Allegiant Air's policy on bringing bottle warmers when flying with a baby, including carry-on allowances and battery rules.
Baby food pouches are allowed on United; bring reasonable quantities for infants and declare them at security for screening.
Alaska Airlines car seat policy for traveling with a baby: FAA-approved seats, installation rules, gate-check options, and helpful tips.
Traveling with a baby? Turkish Airlines permits baby snacks and foods onboard—declare liquids/purees at security and follow carry-on rules.
Learn Frontier Airlines bassinet policy for traveling with an infant: availability, eligibility, booking tips, and what to expect aboard.
Find Virgin Atlantic's policy on bringing bottle warmers on board when flying with a baby, plus packing tips and onboard warming options.