Bihar to Laos · 1,766 km · Compare travel & driving options
The straight-line distance from Katihar to Vientiane is approximately 1,766 km (1,097 miles). By road, the distance increases to about 2,296 km due to terrain, highways, and road networks connecting Bihar to Laos.
For official travel information, regulations, and booking services:
DGCA — Indian aviation authority
Passport Seva — Passport and travel documents
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