BYA
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Look up bya in Wiktionary, the free dictionary.
BYA may refer to:
- Black-Yellow Alliance, a monarchist movement in Austria
- Brigham Young Academy, an American school
- bya, a unit of time
- BYA (airline), an American charter airline
- BYA (railway station), a railway station serving the remote settlement of Berney Arms in the English county of Norfolk