ESTA applications may be submitted at any time prior to travel , though it is recommended that travelers apply as soon as they begin preparing travel plans or prior to purchasing airline tickets .
The ESTA application collects biographic information and answers to VWP eligibility questions .
ESTA applications may be submitted at any time prior to travel , though ESTA is recommended that travelers apply as soon as they begin preparing travel plans or prior to purchasing airline tickets .
The ESTA application collects biographic information and answers to VWP eligibility questions .