Priority int'l-about 2 weeks, 1st Class-3-4.what do you mean by 3-4 you mean like days if its a 1st class
Around 7 days.
1 to 14 days or more
If by air mail anything from 4 working days to 10 working days approx. Occasionally 3 working days but that's very occasional. Sometimes 2 weeks. Longer at Xmas, obviously. Longer in weather that...
3-4days but if your pay first class 3-2days