The phrase "alter course to" is correct and usable in written English.
It can be used in contexts where a change in direction or strategy is required, often in navigation or metaphorical situations.
Example: "In response to the unexpected storm, the captain decided to alter course to avoid the worst of the weather."
Alternatives: "change direction to" or "adjust course to".
Its pilots were apparently told to alter course to avoid bad weather before contact with the flight was lost.
Once, he persuaded an airline pilot on a commuter flight from New York City to Boston to alter course to the east so the plane would fly directly over Clingstone.
In one effort to reduce the din, 10 research buoys floating in Massachusetts Bay are now allowing researchers to share real-time data on whale locations with tanker captains, who can slow down their ships or alter course to avoid whales.
But for supporters of independence, the title's case for "the chance to alter course, to travel roads less taken, to define a destiny" will still be warmly welcomed.
As a precautionary move, Brown then ordered Quartermaster Travis, Missouris helmsman, to alter course to 058, but this order came too late.
The most likely scenario in the years to come is continuing Labour supremacy, with the Lib Dems altering course to pick up seats from a risibly diminished Tory party.
It is expected to examine whether the aircraft should have altered course to land at a closer airport – Lyon – and what advice the pilot sought from medical experts on the ground.
Nintendo might have altered course to take advantage of the fact that neither Microsoft nor Sony have announced their next-generation consoles yet.
Beatty altered course to the east, as he was still too far north to cut Hipper off.
The next day, a submarine sighted an Italian fleet 500 mile away; the Allied fleet altered course to intercept.
Twenty minutes later, Scheer ordered another 180° turn which put them on a converging course again with the Grand Fleet, which had altered course to the south.
