| Luang Prabang Wommelgem | Central European Time | 05:00 |
| Luang Prabang Woodcroft | Central Australia Time | -02:30 |
| Luang Prabang Woodbridge | Eastern Time | 11:00 |
| Luang Prabang Woodbridge Township | Eastern Time | 11:00 |
| Luang Prabang Zoutelande | Central European Time | 05:00 |
| Luang Prabang Wivenhoe | United Kingdom Time | 06:00 |
| Luang Prabang Wolfschlugen | Central European Time | 05:00 |
| Luang Prabang Wolfville | Atlantic Time | 10:00 |
| Luang Prabang Wolkersdorf im Weinviertel | Central European Time | 05:00 |
| Luang Prabang Wohratal | Central European Time | 05:00 |
| Luang Prabang Zuidhorn | Central European Time | 05:00 |
| Luang Prabang Zuidoostbeemster | Central European Time | 05:00 |
| Luang Prabang Zugliano | Central European Time | 05:00 |
| Luang Prabang Zürs | Central European Time | 05:00 |
| Luang Prabang Zwiefalten | Central European Time | 05:00 |
| Luang Prabang Zweisimmen | Central European Time | 05:00 |
| Luang Prabang Zwingenberg | Central European Time | 05:00 |
| Luang Prabang Voroneț | Eastern European Time | 04:00 |
| Luang Prabang Voorhees Township | Eastern Time | 11:00 |
| Luang Prabang Volterra | Central European Time | 05:00 |
| Luang Prabang Vostochny District | Moscow Time | 04:00 |
| Luang Prabang Vosselaar | Central European Time | 05:00 |
| Luang Prabang Windsor | Eastern Australia Time | -03:00 |
| Luang Prabang Windsor | Eastern Australia Time | -03:00 |
| Luang Prabang Wingham | United Kingdom Time | 06:00 |
| Luang Prabang Windsor Locks | Eastern Time | 11:00 |
| Luang Prabang Winton | New Zealand Time | -05:00 |
| Luang Prabang Wisconsin Dells | Central Time | 12:00 |
| Luang Prabang Wirksworth | United Kingdom Time | 06:00 |
| Luang Prabang Wirsberg | Central European Time | 05:00 |
| Luang Prabang Wittenberg | Central European Time | 05:00 |
| Luang Prabang Winseler | Central European Time | 05:00 |
| Luang Prabang Winnsboro | Central Time | 12:00 |
| Luang Prabang Winterville | Eastern Time | 11:00 |
| Luang Prabang Volcano | Hawaii-Aleutian Time | 17:00 |
| Luang Prabang Visakhapatnam | India Standard Time | 01:30 |
| Luang Prabang Visakhapatnam Port | India Standard Time | 01:30 |
| Luang Prabang Vitthalapur | India Standard Time | 01:30 |