Your Irish Seafire has a taiji symbol (korean) and not the triskel - three part circle for its insignia.
I just drew a Korean Air Airbus, and what nighthunter did was correct.
Anyway, I did a jetBlue (yes, it's "jet") A320. Actually I did two, one in a generic scheme:
and I did one in what you could consider a hybrid real world-what if scheme: