Saudi-led coalition air strikes on a marketplace and house in northern Yemen have left at least 14 people dead, witnesses and said Thursday.
The missile targeted the military airport of Apache helicopters at the Saudi Special Forces Camp in Najran, Houthis said in a statement without providing further details.
Yemen lies beside the southern mouth of the Red Sea, one of the most important trade routes in the world for oil tankers, which pass near Yemen's shores while heading from the Middle East through the Suez Canal to Europe.
Saada is a stronghold of the Houthis who continue to hold large swathes of territory in the north including the capital Sanaa.
He said the two crew members were rescued unharmed and returned to.
United Nations officials have been trying to get the two sides back to the negotiating table after talks collapsed 2016.
A Houthi vehicle-borne explosive boat travelled towards the oil tanker on Saturday, the spokesperson for the Saudi-led coalition said in a weekly conference at King Salman Base in Saudi Arabia.
The Saudi-led coalition joined the Yemeni government in its fight against the Huthis in March 2015, after the rebels seized control of the capital Sanaa.
The war has killed more than 10,000 Yemenis, mostly civilians, and pushed the country to the brink of mass starvation.
A nephew of former president Ali Abdullah Saleh has called for an end to the Yemen war in his first public appearance since his uncle was killed by his former Houthi allies last month.
"The Houthi who decimated crops and seeds, destroyed Yemen, betrayed his ally and partner, is now threatening the global navigation; we are facing a terrorist gang that the end of its existence in Yemen is nigh", Gargash said.