The Derby Line crossing connects Derby Line, Vermont with Stanstead, Quebec along I-91/Autoroute 55. It is the primary interstate highway crossing between Vermont and Quebec, handling high volumes of passenger vehicles and commercial traffic on the I-91 corridor between New England and Montreal.
Best times to cross: Weekday mornings before 8am are typically the lightest. Friday afternoons, summer weekends, and ski season Sundays can see significant delays as travelers move between Vermont and Quebec.
Lane types available: Standard, NEXUS, and Ready Lane. FAST lanes for approved commercial vehicles.
Northbound (US to Canada): Derby Line I-91 South cameras show US-side queue conditions approaching the crossing. Southbound (Canada to US): Autoroute 55 camera at Stanstead shows real-time Canadian-side approach conditions.