The phrase "a likely route" is correct and usable in written English.
It can be used when discussing a probable or reasonable path or course of action in various contexts, such as travel, decision-making, or problem-solving.
Example: "After analyzing the data, we concluded that taking the highway would be a likely route to reach our destination faster."
Alternatives: "a probable path" or "a plausible way".
In case of ingestion: Not a likely route of exposure.
RNA interference, in particular, is seen as a likely route.
Sanctuary workers often hold baby chimpanzees to warm and socialize them, so this is a likely route of transmission.
Given his wealth, localist fancies, long-term Euroscepticism and green welly concerns, joining the Tories was always a likely route to accommodation with the political establishment.
Mallory and his old school friend Guy Bullock mapped out a likely route to the summit of Everest from the northern (Tibetan) side.
Atomistic simulations of hydrocarbons under shear between rigid Pt slabs using a reactive force field showed stress-induced changes in bonding through chain scission, a likely route towards the formation of these coatings.
When games should become more exciting, in the late innings, they plod as high-velocity relief pitchers — many 6 feet 5 inches, throwing 95 — strike out batters who know that a home run is a more likely route to a score than getting three consecutive hits off flamethrowers.
Though it's far less convenient, talking to a medical professional may be a more likely route to accurate medical advice than using the internet or apps.
He was also suspected (correctly) by party fundamentalists of considering the gradual accumulation of powers under devolution a more likely route to independence than a big-bang electoral victory.
Time and again, refugees planning to make the voyage across the sea argue that despite the risks the Mediterranean is a more likely route to safety than the legal routes available to them.
Monetization, should they end up going down that route, might involve offering sponsored filters — a more likely route than pushing in-app purchases at users, reckons Moiseenkov.
