Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from George Best Belfast City Airport to Duluth, across the zero airlines that offer this route.
But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
Take a look at flight times to see which one works best for you.
Searching by month, for instance, will show you the best time of the week to fly.
