Route 455 is a 13-kilometre (8.1 mi) long mostly West–East secondary highway in the northwest portion of New Brunswick, Canada. The route's western terminus starts west of Allainville at a 90 degree turn on Route 450. The road travels east through the community of Allainville then before briefly merging with Route 445 in Fairisle south to . From there the road again continues south east entering the community of Neguac at Route 11.