The pair cancelled their upcoming presenting duties and other work committments, after they both revealed that they simultaneously contracted the virus.
"Sadly, it's true...We even get ill together", they wrote on their Instagram Stories.
Apologising for missing the NTA's, Ant and Dec also revealed that they are "resting at home".
"After feeling unwell a few days ago we both tested positive for Covid," they wrote. "We're resting up at home and are so sorry we can't be at the @officialntas", they added. "Best of luck everyone and get well soon to anyone else in the same boat".
The pair were quick to assure fans that they will return fighting fit to host 'I'm A Celebrity Get Me Outta Here!', which returns down under for the first time in 2 years following the pandemic.