Oh man, just tried something else which was so easy that I just thought it wouldn’t work but I gave it a try and it works.
Thanks anyways 😀
<?php $userInfo = geoip_detect2_get_info_from_current_ip();
if ($userInfo->country->isoCode == 'US'){
echo "From <span class='price'>$"; the_sub_field('package_price_us'); echo "</span>/mth*";}
else {
echo "From <span class='price'>£"; the_sub_field('package_price'); echo "</span>/mth*";}
?>