Best way to travel between Moscow and Baku

A: Moscow

B: Baku

Travel Modes: Price; Distance; Duration; CO2

bus: $61.0; 2590.35 km; 47h 53mins; 77.71 kgs

train: $110.0; 2686.95 km; 59h 30mins; 142.41 kgs

drive: $230.0; 2258.36 km; 31h 33mins; 289.07 kgs

flight: $357.0; 2083.2 km; 9h 28mins; 224.99 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	2590.35 km	47h 53mins	48 AZN	61.0
Train	2686.95 km	59h 30mins	86 AZN	110.0
Drive	2258.36 km	31h 33mins	180 AZN	230.0
Flight	2083.2 km	9h 28mins	280 AZN	357.0

Take Bus from Paveletsky Station to Volgograd: Time: 16h 54mins Cost: 18 AZN; $ 20.7 - 25.3 USD CO2 Emission: 34.79 kgs
Take Bus from Volgograd to Kizlyar: Time: 15h 30mins Cost: 17 AZN; $ 19.8 - 24.2 USD CO2 Emission: 22.17 kgs
Take Bus from Kizljar to Baku: Time: 13h 22mins Cost: 13 AZN; $ 14.4 - 17.6 USD CO2 Emission: 20.76 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Moscow and Baku is to travel by bus, which will cost about 48 AZN or 54.90 USD.