Yes. eSIMAdvice currently lists 22 AeroCell Bhutan plans.
The lowest displayed AeroCell Bhutan plan is Regional · 6 countries · 1 GB · 7 days · 4G · South Asia, at $2.79.
Regional · 6 countries · 20 GB · 30 days · 4G · South Asia is the current best-value match by displayed price per GB: $1.80/GB ($35.99 in total).
Yes. Eligible displayed prices already include the active AFFINCO coupon where the provider rule applies.