EasyJet and EasyJet Holidays customers can purchase a PCR test for £43.
Now live on the airline and holiday company websites, travellers can book the approved test through clinical manufacturer Randox.
Sophie Dekkers, chief commercial officer for EasyJet said: "We’re focused on ensuring travel is easy and accessible for all.
"We’re really pleased to be able to make testing even more affordable for our customers travelling abroad this summer."
David Ferguson, sales director at Randox said: "We’ve worked really hard to be able to lower our prices for approved tests for anyone undertaking international travel this summer.
"It’s great to be able to work with EasyJet to ensure that Covid-19 testing for both essential travel and holidays - when holidays are possible - is affordable and easy to access."