Several hotels, apartments and holiday homes offer internet/WiFi. This is stated in the specification of the accommodation on sembo.se The internet connection in your holiday accommodation may be chargeable. If internet is indicated under "Facilities" it means it is available in the reception area or other public spaces.
Stena Line offers free WiFI connection on board all ships. Sembo is not responsible for the connection working.
The airlines do not usually allow any electronic devices connected to internet during the flight, but there are exceptions.
Norwegian offers free WiFi on most of their flights in Europe and on flights between the US and the Caribbean. If you are traveling with Norwegian you can see two days before departure if your flight has a WiFi symbol.
Find out if your Norwegian flights have WiFi