Flying with Children & Minors

Practical Information for Travelling with Babies, Children, or Unaccompanied Minors

Travelling internationally with family or sending young people on field missions requires careful preparation. Airline rules for children, baggage allowances, and required documentation vary significantly depending on the age of the child and whether they are travelling with adults.

Below you will find everything you need to know to ensure a smooth and safe journey for young travellers.

Quick Navigation

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Infants (Ages 0 – 2)

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Children (Ages 2 – 11)

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Travelling with One Parent or Non-Parent Guardians

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Unaccompanied Minors (Travelling Alone)

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Frequently Asked Questions (Q&A)

Flying with Infants (Ages 0 to 2 Years)

When travelling with an infant, you generally have two choices regarding seating, baggage, and comfort.

Travelling on an Adult’s Lap (Without Own Seat)

  • Ticket Fare: Infants on an adult’s lap usually fly at a significantly reduced rate (typically around 10% of the adult fare plus applicable taxes).
  • Baggage Allowance: Most international airlines allow a small piece cheked bagage of ususally 10 kilo.
  • Diaper Bags & Strollers: Most international airlines allow one free collapsible stroller/pram or car seat (checked at the gate or counter) plus one additional diaper bag (containing essentials like diapers, wipes, and a change of clothes) free of charge alongside your standard hand luggage.
  • Baby Food & Liquids Exemption: The standard 100 ml liquid restriction does not apply to baby food, formula, breast milk, or sterilized water required for the flight. You are permitted to bring sufficient liquid nourishment for the duration of the journey. Security agents may inspect these liquids separately at airport checkpoints.
  • Bassinets on Long-Haul Flights: For long-haul flights, airlines offer wall-mounted baby bassinets (cots). Important: These must be requested well in advance as availability is limited and subject to weight/height restrictions (usually up to 10–11 kg).
baby in a airplane looking out of the window on an international fligh

Booking a Separate Seat for Your Infant

  • Ticket Fare: If you prefer your infant to have their own seat, a child fare (usually 75% of adult fare) applies.
  • Baggage Allowance: The child has the same baggage allowance as the adult. 
  • Car Seat Rules: You must bring an approved aircraft-compatible car seat (marked with FAA approved or ECE R44/04 / UN R129 for aviation use).
  • Diaper Bags & Strollers: Most international airlines allow one free collapsible stroller/pram or car seat (checked at the gate or counter) plus one additional diaper bag (containing essentials like diapers, wipes, and a change of clothes) free of charge alongside your standard hand luggage.

Unborn Children ("Infant to Be Born")

If you are expecting a baby and planning international travel, keep in mind that every infant requires their own ticket, even if they will be sitting on your lap without their own seat.

Because an airline ticket can only be issued once the baby’s official name and date of birth are known, you cannot book the infant’s ticket prior to birth.

  • Do not wait to book for the rest of your family: We strongly advise securing the flight tickets for the parents and other family members early to lock in availability and favorable fares.

  • Adding the newborn later: As soon as your baby is born, simply contact SIAMA with their full name and birth date. Our team will seamlessly add the infant to your existing reservation for the trip or to the return flight only.

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Need a baby bassinet, planning to bring a car seat, or expecting a newborn before your return flight?

Children (Ages 2 to 11 Years)

Once a child turns 2 years old, they are required by international aviation laws to have their own assigned seat.

Understanding the 75% Child Fare & Taxes

  • Base Fare vs. Taxes: Children aged 2 to 11 typically receive a 25% discount on the base fare (paying 75% of the adult base ticket price).

  • Total Ticket Price: Please note that airport fees, government security charges, and fuel surcharges (taxes) are usually charged at full adult price regardless of age. Because taxes often make up a large portion of an international ticket, the total final price will not be exactly 75% of the adult fare, but slightly higher.

Seating, Baggage, Strollers & Meals

  • Baggage Allowance: Children enjoy the standard adult baggage allowance (including any extra baggage privileges included in SIAMA humanitarian tickets).
  • Strollers & Car Seats for Young Children: Even though children over 2 have their own seat, most airlines still allow you to check in one collapsible stroller or car seat free of charge in addition to their regular luggage allowance.
  • Child Meals: Special child meals (nutritious, easy-to-eat, and fun) can be pre-ordered free of charge up to 24–48 hours before departure.
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Planning a family trip and want to ensure seated-together guarantee, child meals, and maximum luggage allowance?

Children Travelling with One Parent, Guardians, or Groups

Border control authorities and airlines strictly monitor the travel of minors to prevent international child abduction and human trafficking.

This applies not only to children travelling completely alone, but also when a child travels with only one parent, or with non-parent guardians such as teachers, sports coaches, relatives, or a mission team.

Mandatory Documentation for Border Control

If a child is travelling without both parents or legal guardians, additional documentation is legally required. Failure to present these documents can result in denied boarding or severe delays at immigration checkpoints.

Required documents to carry:

  • Signed Parental Consent Form: An official permission letter signed by both parents (or the non-travelling parent with legal custody) authorizing the specific trip and dates. (Preferably written in English).

  • Copies of Passports/IDs: Clear copies of the passport or national ID card of the parent(s) who signed the consent form.

  • Child’s Birth Certificate: An official copy or international excerpt of the child’s birth certificate showing parental relationship.

  • Legal Custody Papers (if applicable): Court orders, sole custody decrees, or death certificates in the case of a deceased parent.

💡 SIAMA Tip: Is a school group, sports team, or church youth mission travelling together? The team leader must carry a physical binder containing completed consent forms and ID copies for every single minor in the group.

Unaccompanied Minors (Travelling Entirely Alone)

When a child or young person flies without any accompanying adult, specific airline policies and mandatory escort services apply based on their age.

Children Aged 5 to 11 (Mandatory UM Service)

For children in this age bracket travelling without an adult, the Unaccompanied Minor (UM) Service is mandatory across almost all international airlines.

  • How It Works: Airline staff take responsibility for the child from the check-in desk, guide them through security, passport control, and boarding, monitor them during the flight (and layovers), and hand them over directly to the designated adult guardian at the destination airport.

  • Fees & Booking: This service carries a mandatory additional fee per direction. It cannot be booked online and must be arranged directly through your travel agent during ticket reservation.

Youth Aged 12 to 17 (Optional or Airline-Specific Escort)

  • Ages 12 to 14: Most airlines permit youth aged 12 and older to travel independently, though the UM service can often be requested as an optional extra for added peace of mind. Note that certain airlines enforce mandatory escort rules up to age 14 or 15.

  • Ages 15 to 17: Generally travel under standard adult rules, but must still carry a signed parental consent form for border control authorities until they reach full legal adulthood (age 18).

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Unaccompanied Minor (UM) services cannot be booked online. Our agents will arrange full airport escort services directly with the airline for you.

Q&A flying with children: Your Questions Answered

What happens if my child turns 2 years old during the trip?

According to international aviation regulations, a child who turns 2 during a journey must have a dedicated seat for any flight departing on or after their second birthday. In most cases, the outbound flight can be booked as an infant (on lap) and the return flight as a child seat fare. 

Contact SIAMA prior to booking so we can investigate what options is best for your situation. 

How do I book a ticket for a baby that hasn't been born yet?

You do not need to include an unborn child when booking your initial tickets. Simply complete your reservation for the travelling adults. As soon as the baby is born and registered, contact SIAMA to add the infant to the return flight reservation with their official birth date and passport details.

Do babies need passports?

If you travel internationally, your baby will need a passport regardless of age. You can add your newborn to an existing reservation as soon as you know the names and the date of birth. Just make sure the passport arrives in time before depature.

Can I bring liquid formula or baby milk through airport security?

es. Baby food, breast milk, formula, and sterilized water for infants are exempt from the standard 100 ml liquid restriction. You are allowed to carry reasonable quantities required for the duration of your travel. Declare these items to security officers at the screening point.

Does a child aged 2 to 11 get the extra baggage allowance included in SIAMA humanitarian fares?

Yes! Because children aged 2 and older hold a full child ticket with an assigned seat, they enjoy the complete baggage allowance associated with that ticket tier, including any additional checked bags provided under SIAMA’s specialized humanitarian airline agreements. If the adults have a 2 or even 3 pieces allowance, so will the child.

Can my 13-year-old child travel alone without paying for the Unaccompanied Minor service?

On most major international airlines, children aged 12 and older are permitted to travel as independent passengers without mandatory UM fees. However, some specific airlines enforce mandatory UM assistance up to age 14 or 15.

Additionally, minors travelling alone must always carry a signed parental consent form and copies of their parents’ identification for immigration checks.

My family and I had a wonderful time in South Africa, and we would like to thank you very much for your organization on our behalf. The family with children was particularly grateful to have their seats booked beforehand, together with a bassinette. Many thanks!

Many thanks for your help and I look forward to hearing from you,

Sydney

Need Assistance Planning Family or Youth Travel?

Our specialized consultants are here to manage all extra requests—from arranging airport assistance and bassinets to booking child meals and setting up UM services.

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