The journalist, Gil Tamary of Israel's Channel 13, on Monday posted to Twitter video of himself sneaking into Mecca, Islam's holiest city, in defiance of a ban on non-Muslims.
The Saudi civil aviation authority "announces the decision to open the Kingdom's airspace for all air carriers that meet the requirements of the authority for overflying"
The kingdom has repeatedly said it would stick to the decades-old Arab League position of not establishing official ties with Israel until the conflict with the Palestinians is resolved.
Last month Biden himself had sought to distance himself from the upcoming encounter, stressing to reporters he was going to meet with King Salman and his team.
The Islamic religious police have been de-fanged, cinemas have reopened, foreign tourists have been welcomed, and Saudi Arabia has staged a film festival, operas, a Formula One Grand Prix, professional wrestling and a huge rave festival.
New ’mega-airport', new national flag carrier and expectation of 330 million annual visitors, Saudi Arabia seeks $100billion to become world's top tourist spot.
Xi's potential visit would offer a stark contrast to Crown Prince Mohammed bin Salman and his relationship with President Biden, who pledged during the 2020 election to treat the kingdom like a "pariah" state.