Airlines:
United (Star Alliance)
https://www.google.com/?gws_rd=ssl#q=united+airlines
American Airlines
https://www.google.com/?gws_rd=ssl#q=american+airlines
Luftansa (Star Alliance)
Air Canada (Star Alliance)
British Airlines
Virgin Air
Alaska
Related Airlines
Travel Sites
Expedia
Obitz
Travelocity
Cheap Tickets
Priceline: http://wp.me/p4q0k7-hM
Kayak