We look after many families with infants as they travel at Future.Travel and most have great success stories of their travels. In some ways traveling with an infant is much easier than traveling with a toddler who just wants to move around all the time. Certainly easier than with a moody teenager…
I took twin girls, 4 months old, to New Zealand and it was one of the easiest flights and trips for us as parents. Plus it was cheap as the kids were 10% fare as they sat on our laps. Go for it. It is worth the effort.