Many are familiar with crowded international airports in the United Kingdom like London Heathrow, Gatwick, Stansted, City, and Luton; as well as Manchester, Glasgow, and Edinburgh. However, the following list identifies the ten (10) least busy (loneliest) commercial airports in the United Kingdom, as measured by passengers.*

Lerwick (Tingwall) Airport – Source: shetland.gov.uk
- LERWICK (TINGWALL), Shetland Islands, Scotland, UK = 3,322 passengers
- CAMPBELTOWN, Scotland, UK = 7,927 passengers
- TIREE Island, Scotland, UK = 11,917 passengers
- WICK (JOHN O GROATS), Scotland, UK = 13,194 passengers
- BARRA Island, Scotland, UK = 14,587 passengers
- BLACKPOOL, England, UK = 14,638 passengers
- DUNDEE, Scotland, UK = 20,802 passengers
- ISLAY Island, Scotland, UK = 34,735 passengers
- BENBECULA Island, Scotland, UK = 34,776 passengers
- ALDERNEY Island, Guernsey, England, UK = 53,158 passengers
*Passenger totals are for calendar year 2019 and updated thru November.
SOURCE: https://www.caa.co.uk/Data-and-analysis/UK-aviation-market/Airports/Datasets/UK-airport-data/