The easiest way is to take a taxi.The taxi rank is situated in front of the Passenger Terminal main entrance. The services are offered here by CITY PLUS TAXI 9686. The average prices are as follows: PLN 40.00 (from Gdansk), PLN 50.00 (from Sopot) and PLN 70.00 (from Gdynia).
It is cheaper, though maybe less convenient, to take a public bus. There are B ( from/to the Airport – the Gdansk

city centre – Orunia) and 110 (from/to the Airport to Wrzeszcz Railway Station) bus lines operating during the day and one N3 (from/to the Airport – the city centre or Wrzeszcz) bus line operating at night. If travelling to/from Gdynia, there is a No. 510 bus to/from Gdynia Railway Station. The tickets can be bought from the driver (PLN 2.80)
For details on fares, timetables and journey duration click
here.
It is also possible to rent a car from one of the car rental companies whose agencies offer their services in the Passenger Terminal: Avis, Budget, Hertz, Europcar and National Car Rental.
Details on rates and conditions: