Passengers traveling on Aeromexico should be careful when carrying their bags. The Aeromexico Baggage Policy allows one carry-on bag and one personal item. However, carrying checked luggage is subject to the fare, class, and route. The maximum carry-on size is 21.5 x 15.7 x 10 inches. If you are allowed to bring checked luggage, make sure it does not exceed the 62 linear inches size limit.