2 return tickets for City Airport Train (CAT): Vienna.

Return tickets = one trip from Vienna airport to city and back
or one trip from city to Vienna airport (like Arlanda express in Stockholm).

Full information: https://www.cityairporttrain.com/en/home

Unfortunately, I can't visit Vienna.

Unlimited validity for both tickets.

Price for 2 tickets (total: 4 trips) = 330 SEK.

I can send via Post or you can pick-up in Stockholm.