1) In a web browser on your computer, go to http://calendar.google.com and create a NEW calendar that you'd like to sync with (ie: "SWA" or "Flight Schedule", etc..)
2) From your phone, Download Google Calendar from the Play Store (https://play.google.com/store/apps/details?id=com.google.android.calendar&hl=en) and make sure you can see the calendar you just created within the Google Calendar app (on your phone.)
3) Launch the CrewBuddy app on your phone and go to settings; Under the "Calendar" heading select "ON" for "Sync Trips to Android Calendar"
4) Click on "Calendar" and select the Google calendar you created in step 1.
5) Click OK and Sync.