---
id: "flightnumber"
kind: "datatype"
status: "stable"
is_pii: false
categories: ["transport"]
langs: ["common"]
quality: 70
url: "http://registry.apicrafter.io/datatype/flightnumber"
---

# Flight number (`flightnumber`)

In the aviation industry, a flight number or flight designator is a code for an airline service consisting of two-character airline designator and a 1 to 4 digit number.

- Personal data (PII): no
- Categories: Transportation (transport)
- Countries: global
- Languages: Common to most languages (common)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
([A-Z]{2,3}|[A-Z][0-9]|[0-9][A-Z])\d{1,4}[A-Z]?|\d{1,4}
```

## Examples

- `EK521` — Emirates Flight 521
- `4U9525` — Germanwings Flight 9525

## Mappings

- schema_org: `flightNumber`
- wikidata: `P3090`

## Sources

- wikipedia: <https://en.wikipedia.org/wiki/Flight_number>
- wikidata: <https://www.wikidata.org/wiki/Property:P3090>

## Quality

Score 70/100. Missing: anchored regexp, negative example, translation, detector coverage.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/flightnumber.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/transport/air/flightnumber.yaml>