Best way to travel between

Vientiane
Kathmandu
Travel Modes
Price
Distance
Duration
CO2
flight
$415.0
2222.74 km
26h 38mins
240.06 kgs
 
drive
$750.0
4849.52 km
91h 32mins
620.74 kgs
 
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Tranport Distance Time(hrs) Cost(local) Cost(usd)
Flight 2222.74 km 26h 38mins 41,459 NPR 415.0
Drive 4849.52 km 91h 32mins 74,926 NPR 750.0
Take Flight from VTE to JKR
Time: 19h 55mins Cost: 34,966 NPR; $ 315.0 - 385.0 USD CO2 Emission: 218.63 kgs
Take Car from Janakpur to Kathmandu
Time: 4h 39mins Cost: 6,494 NPR; $ 58.5 - 71.5 USD CO2 Emission: 25.5 kgs
Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Vientiane and Kathmandu is to travel by air, which will cost about 41,459 NPR or 373.50 USD.