Update at 0540GMT 11FEB14
Spirit Airlines from 22MAY14 is adding 2 more routes from Chicago O’Hare, with daily operation to Portland OR and Baltimore. Operational schedule is now appearing in the GDS, however reservation is currently not available on the airline’s website at time this post goes to press.
Chicago – Baltimore
NK368 ORD0800 – 1050BWI 319 D
NK369 BWI2055 – 2156ORD 319 D
Chicago – Portland OR
NK655 ORD2045 – 2325PDX 319 D
NK654 PDX0010 – 0600ORD 319 D