You have just crossed the first trimester which was an absolute contraindication for air travel. Now it is ok but again there is problem with your cyst. So you shall need to take extra care out of that. Your obstetrician is the right person for you to consutl. If you are not able to meet your doctor, then do not hesitate to consult the specialist Dr.Chetna Jain in our panel. I shall give you the link
http://www.healthcaremagic.com/specialists/Gynecologist/Dr-Chetna-Jain/10