Applying for a US ESTA is straightforward utilizing online website. Really take a look at your eligibility for a US ESTA Visa. Make your arrangements to head out to the USA. Apply for your US Visa Online ESTA utilizing this site here. Ensure you apply somewhere around 72 hours before your flight or cruise shop to the US. What is an ESTA. It is an Online US Visa aka ESTA, Electronic System for Travel Authorisation an electronic record that works on entry into America. It is comparable to a visa, however no stamp or name is set in your travel document.