How long before I fly do I need to test myself? 04 December 2020 11:11 Updated Thank you for your enquiry, you can calculate the time requirements including when your flight is by using our specific instructions on our website. You can visit this here Thank you Related articles When do I need to complete my test? Can I drop off my postal test at a click and collect site? What days are you open? I’VE TESTED POSITIVE, WHAT DOES THIS MEAN ? Can you find out where my individual sample is?