The price differential between VLSFO and 380 HFO in Northern European harbours is just US$80/tonne now with the major bunkering port in Rotterdam a little higher at US$93/tonne difference.
In southern Europe the average spread is at US$81/tonne with Gibraltar offering VLSFO at US$330/tonne, a mere US$37 above the 380 HFO price. Other ports, such as Busan are offering 380 HFO at US$297 and VLSFO at US$350/tonne. In Fujairah thespread has been maintained at US$130/tonne largely due to the decline...
https://container-news.com/mabux-daily-bunker-index-12-march/