The airline ended subsidized scheduled service to Victoria Regional Airport from George Bush Intercontinental Airport in Houston, Texas on October 31, 2014 after its two-year EAS contract expired.

[7] Sun Air Express had a focus city at Pittsburgh International Airport and provided frequent daily service to Altoona, Hagerstown (Maryland), Jamestown (New York), Lancaster, Bradford and Franklin/Oil City.

Upon beginning scheduled service, Sun Air Express' passenger bookings were handled by Pacific Wings and their flight listings in travel reservation systems were under Pacific Wings' IATA code, LW.

On April 21, 2015, Sun Air Express flights began being handled by and listed under the code of Mokulele Airlines, (6G).

It will continue the routes currently running and will keep the focus cities that were established by Sun Air.