Visa 6 weeks

Dear Inga Bohlmann,

There's only 1 month and 3 months visa.

In this case, you can apply for 3 months visa at https://www.vietnam-evisa.org/apply-visa.html

Otherwise, you can apply for 1 month visa and extend your stay for 15 days while you're in Vietnam.

Thanks 
Scarlette Le (ms,)