"confusing to navigate" is correct and usable in written English.
You can use it when referring to something that is difficult to find or understand. For example, "The website's user interface is confusing to navigate."
The duelling and potions section is confusing to navigate and figure out what you're meant to do.
Park-goers told the group that the park's roadways were confusing to navigate, and that park paths posed dangers to pedestrians.
www.skicentral.com: This site, privately owned by WebSmith Developments, is confusing to navigate at first, but once you find the area you're looking for out of the hundreds offered, it shines.
Sometimes, there seem to be too many paths and the choices too confusing to navigate.
Why we picked it: Choosing a loan can be a life-changing decision that's confusing to navigate.
Indinero's co-founder Jessica Mah tells me that complex accounting software like Intuit's Quickbooks can often be confusing to navigate.
Some websites were difficult to navigate and were confusing to use, and ability to seek advice from these sites may depend on the individual's internet skills.
The most important thing to remember is to make your site easy to navigate and not confusing to your visitors.
The seven-page menu, too, was rather difficult to navigate and could be confusing to those unfamiliar with Mexican food.
If the sub-brand names are retained, even if they are reduced significantly in size on the cans and bottles, the brand is confusing and difficult to navigate.
Finally, system coherence has been raised in response to concerns about different expectations, levels of quality, processes and policies between settings (Petriwskyj et al., 2005) as lack of coherence can make the service system confusing for families to navigate.
