Can I take this seat on a domestic flight for my child to sit on in the plane?

Hi Katie, thank you for your enquiry, when traveling with a carseat you need to check with your airline that they are approved to take on board, if yes, then you only need to purchase a seat for the car seat. We hope this helps. ?For further information on this or any of our other products available, if you follow the link https://www.babyonthemove.co.nz/store-locations/ this will take you to our online store finder. Here you can find contact details for your nearest Baby On The Move Store where one of our team experts will be happy to assist you in your product search and help answer any further questions you may have. We hope this has helped with your query.