Best way to travel between

Bangkok Thailand
Kathmandu
Travel Modes
Price
Distance
Duration
CO2
flight
$241.0
2323.68 km
6h 18mins
250.96 kgs
 
drive
$900.0
5734.01 km
106h 34mins
733.95 kgs
 
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Tranport Distance Time(hrs) Cost(local) Cost(usd)
Flight 2323.68 km 6h 18mins 24,076 NPR 241.0
Drive 5734.01 km 106h 34mins 89,912 NPR 900.0
Take Train from Phaya Thai to Suvarnabhumi Airport
Time: 31mins Cost: 100 NPR; $ 0.9 - 1.1 USD CO2 Emission: 1.49 kgs
Take Flight from BKK to KTM
Time: 3h 36mins Cost: 23,976 NPR; $ 216.0 - 264.0 USD CO2 Emission: 247.95 kgs
Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Bangkok Thailand and Kathmandu is to travel by air, which will cost about 24,076 NPR or 216.90 USD.