El Hierro is primarily accessible from Tenerife, either by air or sea. It is also possible to travel from Gran Canaria, La Palma, or La Gomera on specific dates. All the information for traveling to the island can be found on the websites of the airlines BINTER and CANARYFLY, and on the website of NAVIERA ARMAS:
https://www.bintercanarias.com/
https://www.canaryfly.es/
https://www.navieraarmas.com/
For international travelers, the following link from TUI Airways may be useful:
https://www.tui.co.uk/flight/spain-flights
Using the following form, we will respond to any information requests you may have.