Pro Tip: Goa Flights
If you are staying in north goa i.e Madrem, Anjuna, Assagao, Vagator, Siolim - Fly to GOX
If south i.e Pallolem, Agonda, Majorda, Utorda - fly to GOI
If Panjim, GOI is better but both airports should be ok.
Taxis are pricey, pick the right airport.