To add an infant to your already booked Frontier Airlines flight, follow these steps:
1. Determine the Infant’s Travel Type
If you were unable to add the infant online or via phone, visit the Frontier ticket counter at the airport before your flight. Call Customer Service: 1 (866-284-3022)
3. Provide Necessary Documents
1. Determine the Infant’s Travel Type
- Lap Infant (Under 2 Years Old) – Travels free on domestic flights when seated on an adult’s lap.
- Infant with a Seat – Requires a paid ticket and an FAA-approved car seat.
- Option 1: Online (Manage My Booking)
- Visit Frontier Airlines website.
- Click on “Manage My Booking” and enter your details.
- Look for the option to add an infant and follow the prompts.
- Option 2: Call Frontier Airlines Customer Service
Phone: 1⁎866⁎284⁎3022 Speak with an agent to add the infant and confirm any applicable taxes/fees.
If you were unable to add the infant online or via phone, visit the Frontier ticket counter at the airport before your flight. Call Customer Service: 1 (866-284-3022)
3. Provide Necessary Documents
- Birth certificate or proof of age may be required at check-in.
- For international travel, ensure the infant has a valid passport.
- Domestic flights: Lap infants travel free (taxes may apply).
- International flights: Fees and taxes may apply even for lap infants.
- If purchasing a separate seat, you’ll pay the current fare for that seat.