"disrupt plans" is correct and usable in written English.
You can use it when you want to describe something that has interrupted someone's plans or caused a change in those plans. For example, "The sudden snowstorm disrupted our plans for a picnic."
The slowdown will not disrupt plans to introduce a line of innovative products, executives say.
The Respect MP also plans to disrupt plans to cancel Prime Minister's Questions on Wednesday to allow MPs and peers to attend the service.
The storm is approaching in the middle of preparations for next month's presidential election and could disrupt plans for early voting in some areas, with unpredictable results.
The attack threatens to disrupt plans to form a multinational monitoring force for southern Lebanon that might end the two-week conflict in the Middle East.
President Vladimir V. Putin said no amount of violence would disrupt plans for a long-delayed constitutional referendum in Chechnya this spring.
The departures disrupt plans at The Post to expand its political coverage and capitalize on an intense interest in politics with the Democratic takeover on Capitol Hill and the 2008 presidential campaign.
The result was a flood of actionable intelligence that allowed us to disrupt planned operations, including rocket attacks against Saigon.
This may disrupt planned exams and mean that students do not receive marks for coursework or other assignments.
Militant groups based in an area of Kashmir under Pakistani control have been attacking political candidates, party workers and police officers in an attempt to disrupt planned elections.
Analysts also said the Indonesian counterterrorism police had successfully infiltrated the network to the point where the police were conducting pre-emptive raids to arrest suspects and disrupt planning for terrorist attacks.
In an address on national TV, he said it was "the second wave" of a Russian operation to destabilise Ukraine, overthrow the government and disrupt planned elections.
