Here are some useful links for travel information.
Local airlines:
TravelAir
Sansa
Scuba-diving
www.pacific-divers.com
Surfing Links:
www.wannasurf.com
www.surfcostarica.com
www.costaricasur.com/activities/surfing/index.htm
www.centralamerica.com/cr/surf/
www.costarica.com/travel/outdoor/surfing/surfing-the-pacific.html
www.swayback.com/trips/costrica.htm