Originally Posted by
MIDWESTERNFLYER
That leaves CVG, CLE, IND, STL, CMH, and PIT without service to LHR. (MCO/TPA/FLL/OAK have LGW)
If memory serves, I think IND and CMH are the only airports that have never had nonstop service to Europe, that I know of. CVG, CLE, STL, and PIT were all hubs at some point and had service that has since been pulled.