Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Duluth, across the one airlines that offer this route. We've found that 01 / Nov / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
There are 20 flights from London Heathrow to or via Duluth every week. Out of the one available airlines, the most popular ones are Virgin Atlantic. 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.
Your flight from London Heathrow to Duluth will take at least 15 hrs 40 mins. On average, it takes 15 hrs 40 mins to fly the 6242 km distance. Take a look at flight times to see which one works best for you.
If you need somewhere to stay for your trip to the USA, take a look at our accommodation options.
