PKM train and SKM, via WrzeszczorPKM train and SKM to Sopot?

The short answer

These do not go to the same place, so price is not the comparison. The PKM train and SKM, via Wrzeszcz reaches Gdańsk Główny station and the Main Town around Długi Targ; the PKM train and SKM to Sopot does not. Goes to Sopot, the seaside town north of Gdańsk, not to Gdańsk's centre.

The PKM train and SKM, via Wrzeszcz is quicker: 29 min against 36 min.

PKM train and SKM, via Wrzeszcz: 04:25–23:32. PKM train and SKM to Sopot: 04:25–23:32.

Priced against each other

Whole-party totals · adult fares

What each costs for the whole party, in PLN. The cheaper of the two is marked on every row.
Travelers	PKM train and SKM, via Wrzeszcz	PKM train and SKM to Sopot	Difference
1	PLN 8.50	PLN 8.50	same
2	PLN 17	PLN 17	same
3	PLN 25.50	PLN 25.50	same
4	PLN 34	PLN 34	same
5	PLN 42.50	PLN 42.50	same
6	PLN 51	PLN 51	same
7	PLN 59.50	PLN 59.50	same
8	PLN 68	PLN 68	same

Side by side

Where each one leaves you

PKMSKM · POLREGIO on the PKM line, then PKP SKMPKM train and SKM, via Wrzeszcz

From: Gdańsk Port Lotniczy station, directly in front of the terminal
To: Gdańsk Główny, after a change at Gdańsk Wrzeszcz: 21 to 23 minutes on the airport train, then 7 on the SKM
Luggage: Luggage rides free on a Taryfa Pomorska ticket.
Runs: 04:25–23:32
Journey: 28–30 min

At Wrzeszcz, the SKM to the centre leaves from platform 3.

The 04:25 and the :28 train in every even hour from 06:28 to 20:28 run through to Gdańsk Główny without a change, in 31 to 36 minutes.

The bus ticket and the metropolitan 1-ride and 75-minute tickets are not valid on the train.

Late in the evening the SKM thins out: the 22:54 reaches Wrzeszcz at 23:15 and the next SKM south is 23:40.

At weekends the SKM drops to about every 30 minutes, a third of its weekday frequency; the ride is still 7 minutes to Gdańsk Główny.

PKM train and SKM, via Wrzeszcz: price for every party size

See the Taryfa Pomorska with POLREGIO

PKMSKM · POLREGIO on the PKM line, then PKP SKMPKM train and SKM to Sopot

From: Gdańsk Port Lotniczy station, directly in front of the terminal
To: Sopot station, after a change at Gdańsk Wrzeszcz to the SKM north
Luggage: Luggage rides free on a Taryfa Pomorska ticket.
Runs: 04:25–23:32
Journey: 36 min

No bus runs direct from the airport to Sopot.

PKM train and SKM to Sopot: price for every party size

See the Taryfa Pomorska with POLREGIO

This compares two of 9 options. See all of them ranked for your party size

PKM train and SKM, via WrzeszczorPKM train and SKM to Sopot?

Priced against each other

Side by side

The other comparisons at Lech Wałęsa Airport