Hamburg is very public friendly city. You will find all kinds of transportation systems.

• Bicycles are welcome & encouraged.
• Trains are stretched across the city, which reduce commute time.
• Where ever a train can't reach, a bus will take you.
• You will find taxis at all major stations.
• Electric Cars are encouraged.
• Bus service across Europe at Hamburg ZOB.
• Fly internationally from Hamburg International Airport.
• Fast trains or ICEs are available at Hamburg Central Station (Hamburg Hauptbahnhof), Altona and Hamburg Dammtor.

Your way in Hamburg:

• Deutschland Karte, a 49€ ticket that allows you travel freely across Germany.
  • It's can be a subscription.
  • Upon subscription, you can take 1 guest free of charge with you on weekends only.
  • It's can be a 1 time 1 month ticket.
  • Only valid for regional & inter-city trains and buses.
• Other tickets:
  • Tages Karte; 1 day ticket.
  • Gruppenkarte; group ticket.
  • Wochenkarte; weekly ticket.
• There a various other options you can go for, please check the websites & apps section.
• You can purchase any of above ticket at any service center of Deutsche Bahn or HVV. And online websites or mobile apps.
• Please verify all terms & conditions on official websites.

You can try following Apps/Websites, ofcourse these aren't all & the list goes on...