3 days
That depends where it's being sent from and to - any by which method !
A first-class letter mailed to an address within the same mailing district from which it was posted will generally reach its destination in 2 to 3 days.
International letters typically take between 7 to 14 days to reach their destination, depending on the destination country and the efficiency of the postal service.
it took about 8 days to reach its destination.
For a par avion letter, one week.
it took 20 years
6 weeks
In forty(40) minutes you will reach your destination.
International letters typically take 7-14 days to reach their destination, but delivery times can vary depending on the destination country and any potential delays in customs or transportation.
2 to 4 days
26 minutes