In the UK, the closest thing to American navy beans are haricot beans. These are actually the beans that they use for the In the UK, canned food items are tinned items, the "tin" is a can. More baked beans and are grown in North America, though they are going to try to start growing them in the UK. ¹ If you don’t find those, you can also substitute other white beans such as:

• Cannellini beans are a larger white bean that has a slightly nutty flavor. They can be used in place of navy beans in most recipes, but they may result in a slightly different flavor.
• Great Northern beans are another type of white bean that is similar to navy beans. They can be used in most recipes that call for navy beans, but they may result in a slightly different flavor.
• Butter beans

It seems that many sites and chefs have differing opinions on which beans to use, Delia suggests that cannellini beans are actually a type of haricot bean. ²

When substituting other beans for navy beans, it is important to note that the flavor and texture of the beans may be slightly different. However, the overall dish will still be delicious.

 References

1. The first British Baked Beans could be on the breakfast menu thanks to University of Warwick research. (2023). Retrieved 14 July 2023, from https://warwick.ac.uk/newsandevents/pressreleases/?newsItem=8a17841b8895e64b0188c374f1655508

2. Cannellini beans. (2015). Retrieved 14 July 2023, from https://www.deliaonline.com/ingredient/cannellini-beans

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