Traveling with baby

MamaBear813 • Married Dec 2014 • TTC #1 since Nov 2015 • 3 failed IUI's • IVF • FINALLY PREGNANT after IVF #1 🙏🏼🙌🏼👶🏻💙 • Baby boy born July ‘18 💙

My son will be 5.5 months old when we are traveling internationally at Christmas. Nervous FTM here 🙋🏼‍♀️😰

Advice please 🙂