3 ms·I thought the fuel tank had to be relatively empty in order to land.by eternauta3k 7y agoI thought the fuel tank had to be relatively empty in order to land.x38iq84n 7y agoAnd you are right.chopin 7y agoNot for all models. The smaller ones (B737 or A320) can land fully fueled. For this reason they can't vent fuel for an emergency landing.