TUI COVID-19 Testing

Currently available to purchase:

  • Fit to Fly antigen test
  • Unvaccinated test to return Antigen test
  • Unvaccinated – Test to return Antigen test, Day 2 PCR

For more information about UK's travel rules, go to the UK’s FCDO website to find out (for legal reasons, you need to check this yourself)

Important note: We recommend you only book your tests a maximum of 45 days in advance due to any changes that may take place to your destinations entry requirements

FAQs can be found here.

UK departure date
Chronomics is a UK government-approved testing provider. However, you are responsible for checking which tests are required by your destination country and selecting the correct package for your return to the UK.

Outbound Fit To Fly Rapid Antigen tests

With this option:

  • You’ll get your test 3 days before you travel
  • You’ll process the sample yourself (no need to send anything back)
  • You’ll get your travel certificate within 30mins of performing your test
  • Note: Check your destination country accepts this test type - not all do.

UK return package: Unvaccinated

  • Check the FCDO website for which package you need here
  • You’ll get your tests 3-5 days before you travel, or on the day of your arrival 
  • Unvaccinated package includes Test to return, Day 2 PCR.

Industry-trusted testing from Chronomics

What tests are available to purchase?

Fit to Fly antigen test

Order your simple Chronomics Fit To Fly (Rapid Antigen) testing kit as soon as you are able to - ideally when first making your travel plans. Once you've received the kit, use the FCDO website to check when your destination country requires you to perform it.

Test To Return (rapid antigen test)

A simple, guided lateral flow testing kit to take with you on your trip, making it easy to get the certification you need before you travel to the UK.

Day 2 PCR test

If you’re unvaccinated, you’ll need a negative PCR test on or after Day 2. Chronomics will send these to you to perform at home and return to our labs for a quick result.

Step 1

As soon as you book your holiday, order the testing package that's appropriate for you from Chronomics. Your Fit To Fly test kit will be sent before you depart.

Step 2

Pack your Test To Return rapid antigen kit in your luggage.

Step 2

Following the advice included, take the test using the swabs and the lateral flow device provided. It should only take a few minutes to do this.

Step 3

Our Fit To Fly (Rapid Antigen) kits usually give you a result in just a few minutes. Once you’ve got one, confirm it with us and we’ll automatically generate a certificate to travel in your Chronomics online dashboard. Have a safe trip!

Step 5

Register online your Day 2 testing kit and send the sample back to us.

Step 6

Assuming all your results are negative, you can then get back to life knowing you're safe to do so. Easy!

Your certification

The documents we provide have all the details you need to travel.

Foreign travel advice

Get the most up-to-date information for travelling overseas from the UK here.

Who are Chronomics?

Founded in 2017 as an epigenetics company, we’ve got lots of experience analysing people’s biological samples to give them actionable information about their health. Now, we’re using that expertise to help in the fight against COVID-19.

Our range of COVID-19 testing kits include rapid lateral flow tests, antibody tests and one of the world’s first saliva tests for coronavirus. They’re fast, easily performed at home and our saliva PCR tests are as highly accurate as others that use uncomfortable swabs. It’s also simple to register online with pre-paid priority delivery included, so your results will be with you in plenty of time for travelling.

Our tests use cutting-edge, entirely safe technology that has been scientifically validated in the UK, the EU, the US and by the World Health Organisation (WHO).

Woud like to read more information about our testing?

Where I can find frequently asked questions?

See all FAQ's