Foreign Minister Anwar Garghash said on Twitter, in an apparent response to the comments from Qatari officials.
Mutlaq Al-Qahtani, a special envoy to Sheikh Mohammed bin Abdulrahman Al-Thani, said the decision to sever ties over Qatar's alleged funding of Islamist extremist groups would not prove successful.
Duty free sales at Doha airport are also suffering - they fell 25% in the past week, said Al Baker.
Arabian Gulf airlines, including Saudia, flydubai, Emirates, Air Arabia and Etihad, flew frequently to and from Doha before the ban. Al Thani has visited multiple European countries in recent days seeking diplomatic support.
Pakistani TV showed Prime Minister Nawaz Sharif and Gen. Qamar Javed Bajwa arriving in Riyadh on Monday.
He also reiterated strong commitment and support of the Kingdom for all issues of interest for Pakistan, including matters of its national security.
The BBC reported that the world's largest container shipping line, Maersk Line, had stopped supplying Qatar since its so-called "feeder" vessels could no longer transport cargo between the UAE and Doha.
Analysts estimate that a political standoff between Qatar and other Arab states will cost the airline heavily. Al Jazeera, a media network of Qatar has been often critical about Egyptian and Saudi authorities.
But he said Qatar does not accept "foreign dictations".
Ministry Spokesman Bahram Ghasemi tells reporters in a weekly news conference: "These countries should try to settle their differences at the negotiating table in a positive and comprehensive process". Some of Qatar's policies, such as its support for the Muslim Brotherhood and Hamas, clash with U.S. priorities; yet it also hosts a USA military base that is crucial to the fight against Islamic State.
ISIS has its roots in al Qaeda in Iraq, which took part in the insurgency that followed the 2003 US-led invasion of the country.
French President Emmanuel Macron spoke on June 12 with the emir of Kuwait to discuss the rift, the French presidency said. The US President insists Qatar funds and supports terrorism at a high level.
When the ties were severed, people in Qatar started panicking that the country could run out of food. France has economic and military ties with Qatar and other Gulf states. Shipments of containers through the UAE port of Jebel Ali were frozen last week. "Now that we are not operating to those 18 [destinations], doesn't mean I'm going to shrink", he said.