Yes. eSIMAdvice currently lists 8 Yesim Cuba plans.
The cheapest Yesim Cuba plan is Cuba · 1 GB · 30 days · 5G, at $14.95.
Cuba · 10 GB · 30 days · 5G has the lowest price per GB right now: $9.97/GB ($99.67 in total).
Yes. The prices shown already include the ESIMADVICE15 coupon where it applies.