Originally Posted by
TRAVELSIG
If you are working in locations such as Indiana, Ohio, Nebraska- IIRC US Air has the best (only) nonstop flights from airports like JFK.
Come again? US has a hub in LGA, not JFK. But even then, US has basically no service to the Midwest. The OP would have to take a UA codeshare to use US to get anywhere besides OMA and MCI.