At another website I found this:
http://www.cnn.com/2009/HEALTH/expert.q.a/03/09/eggless.flu.shot.shu/index.html
Hope these help.
I just found this listed, and it could answer your question. Check with your doctor or allergist about it! (I've not had flu shots for the same allergy, but perhaps there's hope!)
http://www.mayoclinic.com/health/flu-vaccine-egg-allergy/AN02033