The plot was allegedly to target Saudi Arabia and the United Arab Emirates match on October 11.
Saudi Arabia has rejected a call to release Badawi and allow him to join his family in Canada.
It is unlikely the execution will change the world's view of the Saudi royal family, writes Simon Henderson.
The case will give the Saudi public confidence that justice is applied to all, writes Prince Faisal al-Saud.
He was the first member of Saudi royalty executed since 1975.
The kingdom's justice ministry said the decision is to "protect the rights of the woman."
Sharing oil wealth in exchange for popular submission is a central part of Saudi Arabia's modern history.
Lawmakers in the Netherlands passed a bill to stop arms exports to the Gulf Kingdom.
Nigeria is fighting Boko Haram while Saudi Arabia recently set up an international coalition against terrorism.
The petition marks a year since the liberal blogger received his first lashes in the Gulf Kingdom.
The militant group released five videos only days after an Islamic task force was announced.
Badawi's wife says his children hoped for his return "before the end of the year."
At least three of those accused of terrorism crimes are juveniles.
Oxfam claims Riyadh air strike hit store in Houthi-held Saada containing humanitarian supplies despite knowing its location.
U.S. to convince King Salman that diplomacy is solution for Iran nuclear programme after fears of Shi'ite proxies.
King Salman's first acts as monarch signal how he may differ from his liberalizing late brother.
Islamic State supporters claimed the group had attacked a border post before vanishing into a nearby town.
The new king will continue reforms, even if not at the pace the West would like.