Best way to travel between Paris, France and Sofia

A: Paris, France

B: Sofia

Travel Modes: Price; Distance; Duration; CO2

bus: $151.27; 2710.84 km; 51h 28mins; 81.33 kgs

flight: $210.0; 1908.9 km; 6h 6mins; 206.16 kgs

train: $247.0; 2322.6 km; 63h 19mins; 123.1 kgs

drive: $400.0; 2239.22 km; 23h 55mins; 286.62 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	2710.84 km	51h 28mins	218 BGN	151.27
Flight	1908.9 km	6h 6mins	303 BGN	210.0
Train	2322.6 km	63h 19mins	356 BGN	247.0
Drive	2239.22 km	23h 55mins	577 BGN	400.0

Take Bus from Paris to Novi Pazar: Time: 42h 45mins Cost: 187 BGN; $ 117.0 - 143.0 USD CO2 Emission: 69.08 kgs
Take Bus from Novi Pazar to Kalotina: Time: 5h 10mins Cost: 27 BGN; $ 17.1 - 20.9 USD CO2 Emission: 10.53 kgs
Take Bus from Kalotina to Sofia: Time: 1h 31mins Cost: 3 BGN; $ 2.0 - 2.5 USD CO2 Emission: 1.72 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Paris, France and Sofia is to travel by bus, which will cost about 218 BGN or 135.90 USD.