Yes. eSIMAdvice currently lists 8 Breeze Tonga plans.
The cheapest Breeze Tonga plan is Tonga · 1 GB · 7 days · 5G, at $22.99.
Tonga · 10 GB · 30 days · 5G has the lowest price per GB right now: $16.40/GB ($163.99 in total).
No coupon is applied to these prices right now.