Airlines in the US are not able to discriminate based on weight. It would bring lawsuits and the bad PR would be the death of an airline.
The lifestyle of eating out and eating on the run half the week is not conducive to keeping a thin figure.
I am married to a flight attendant but she is 5’5” and 115 lbs. She also brings most of her food with her.
Understood and you have a keeper, for sure.