# LON

/ˈɫɑn/ (US) · CEFR C2 · Noun

Source: https://englishreference.com/word/lon
Updated: 2026-05-10

## Definition

Stands for London. A short way of writing London, the capital city of the United Kingdom. You mostly see this in travel documents, on maps, or in airport codes.

For teachers: Abbreviation for London. The standard three-letter abbreviation or code for London, England. Frequently used in aviation, logistics, and cartography to represent the metropolitan area or its primary transport hubs.

## Examples

- The flight from NYC to LON takes about seven hours.
- Travelers often see LON printed on their luggage tags when flying into any of the city's major airports.
- While Heathrow has its own specific code, LON serves as the metropolitan area code encompassing all major international gateways serving the capital.

## Usage notes

- Usually written in all capital letters; functions as a proper noun representing a specific geographic location.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.