Yes these packaged options can be used. Additionally once you arrive at your destination stock up on local fruits which can be given to the baby as a couple of meals in the day. Since your little one is a year old and depending on where you are you can opt for some cooked foods like idli dosa dal khicdi etc. For the rest of the meals and for travel time opt for the packaged meals.

heinz

I think u asked earlier too. u can use gerber packets